LM3940IS-3.3 Price & Stock
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Manufacturer


Integrated Circuits (ICs) > PMIC - Voltage Regulators - Linear
IC REG LDO 3.3V 1A DDPAK
Documents
Datasheet |
LM3940IS-3.3![]() |
Datasheet |
LM3940IS-3.3![]() |
Specifications
Part Status | Active |
Regulator Topology | Positive Fixed |
Voltage - Output | 3.3V |
Current - Output | 1A |
Voltage - Dropout (Typical) | 0.5V @ 1A |
Number of Regulators | 1 |
Voltage - Input | Up to 7.5V |
Operating Temperature | -40°C ~ 125°C |
Mounting Type | Surface Mount |
Package / Case | TO-263-4, D²Pak (3 Leads + Tab), TO-263AA |
Supplier Device Package | DDPAK/TO-263-3 |
Hide

Ande Electronics Co. Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3/NOPB | Luminary Micro/Texas Instruments | LM3940IS-3.3/NOPB IN STOCK | 10000 |
|
Inquiry |

AAA Chips Technology (HK) Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | LM3940 Tube Surface Mount Over Temperature Short Circuit voltage regulator linear 110mV 4.83mm 1A -40C~125C | 10076 |
|
Inquiry | ||||||||
LM3940IS-3.3/NOPB | Texas Instruments | LM3940 Tube Surface Mount Over Temperature Short Circuit voltage regulator linear 110mV 4.83mm 1A -40C~125C | 10115 |
|
Inquiry |

Rochester Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LM3940IS-3.3 | National Semiconductor | LM3940 - 5 Pin Microprocessor Reset Circuits | 2 |
|
Buy | ||||||||||
LM3940IS-3.3/NOPB | National Semiconductor | LM3940 1A Low Dropout Regulator for 5V to 3.3V Conversion | 4 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3/NOPB | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 3000 |
|
Inquiry |

Longzi Technology (Shenzhen) Co., Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 4972 |
|
Buy |

Mouser
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LM3940IS-3.3/NOPB
sku #: 926-LM3940IS-3.3NOPB
|
Texas Instruments | LDO Voltage Regulators 1A LDO REG A 926-LM3940ISX3.3NOPB LDO Voltage Regulators
|
1422 In Stock |
|
Buy | ||||||||||||||||||
LM3940ISX-3.3/NOPB
sku #: 926-LM3940ISX3.3NOPB
|
Texas Instruments | LDO Voltage Regulators 1A LDO REG A 926-LM3940IS-3.3NOPB LDO Voltage Regulators
|
4071 In Stock |
|
Buy | ||||||||||||||||||
LM3940IS-3.3
sku #: 926-LM3940IS-33
|
Texas Instruments | LDO Voltage Regulators 1-A, low-dropout voltage regulator for 5-V to 3.3-V conversion 3-DDPAK/TO-263 -40 to 125 LDO Voltage Regulators
|
360 In Stock |
|
Buy |

EA-chip Industry Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 1974 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 2995 |
|
Inquiry |

Microchip USA
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | Member of ERAI, GIDEP, & ITAR | ISO 9001, ISO 2001, ISO 14001 & AS9120 Certified ; Tube | 343 |
|
Inquiry | ||||||
LM3940IS-3.3/NOPB | Texas Instruments | Member of ERAI, GIDEP, & ITAR | ISO 9001, ISO 2001, ISO 14001 & AS9120 Certified ; Tray | 393 |
|
Inquiry |

PNEDA Technology Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | 9550 |
|
Inquiry | ||
LM3940IS-3.3/NOPB | Texas Instruments | 36481 |
|
Inquiry |

ComSIT Distribution GmbH
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS33 | nsc | Stock Europe - ROHS:NO - 1A LOW DROPOUT REGULATOR Fixed Positive LDO Regulator, 3.3V, 1V Dropout, BIPolar, PSSO3 | 165 |
|
Inquiry |

J2 Sourcing
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3
sku #: LM3940IS-3.3
|
NSC | 40 |
|
Inquiry | ||
LM3940IS-3.3/NOPB
sku #: LM3940IS-3.3/NOPB
|
NATIONAL SEMI, NSC | 167 |
|
Inquiry |

Fmall Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 44350 |
|
Inquiry | ||||||||
LM3940IS-3.3/NOPB | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 23790 |
|
Inquiry |

Heisener Electronics Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 PMIC - Voltage Regulators - Linear
|
791799 |
|
Buy | |
LM3940IS-3.3/NOPB | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 PMIC - Voltage Regulators - Linear
|
4501 |
|
Buy |

Sunether Technology Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 15479 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 15500 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | DC:Active ; - | 861 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | DC:Active ; - | 7964 |
|
Inquiry |

Lanka Micro Electronic Co.,Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 553 |
|
Buy | |
LM3940IS-3.3/NOPB | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 2260 |
|
Buy |

Hotenda Technology
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | Linear Voltage Regulator IC Positive Fixed 1 Output 3.3V 1A DDPAK/TO-263-3 | 2371 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | Linear Voltage Regulator IC Positive Fixed 1 Output 3.3V 1A DDPAK/TO-263-3 | 736 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 710 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 2075 |
|
Inquiry |

Weyland Electronics Group Pte. Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3/NOPB | Texas Instruments | Low voltage differential Regulator (LDO) Low voltage differential Regulator (LDO)
|
56 |
|
Buy |

American Microsemiconductor
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | NSC | SOT-263 | 20 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Luminary Micro / Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 ; DDPAK/TO-263-3 PMIC - Voltage Regulators - Linear
|
Available |
|
Inquiry | |
LM3940IS-3.3/NOPB | Luminary Micro / Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 ; DDPAK/TO-263-3 PMIC - Voltage Regulators - Linear
|
Available |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3
sku #: LM3940IS-3.3
|
ON | 17 |
|
Inquiry | ||
LM3940IS-3.3/NOPB
sku #: LM3940IS-3.3NOPB
|
Texas Instruments | 1575 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 502 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 12000 |
|
Inquiry |

Chips Pulse Industry Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LM3940IS-3.3/NOPB | Texas Instruments | Purchase Online. Ship Immediately. 1A Fixed 3.3V Positive electrode 5.5V TO-263-3 Voltage Regulators | 80 |
|
Buy |

Dechoele Technology
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | 6165 |
|
Inquiry | ||
LM3940IS-3.3/NOPB | Texas Instruments | 6412 |
|
Inquiry |

Fly-Wing Technology (HK) Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | LM3940 Tube Surface Mount Over Temperature Short Circuit voltage regulator linear 110mV 4.83mm 1A -40C~125C | 10006 |
|
Buy | ||||||||
LM3940IS-3.3/NOPB | Texas Instruments | LM3940 Tube Surface Mount Over Temperature Short Circuit voltage regulator linear 110mV 4.83mm 1A -40C~125C | 10021 |
|
Buy |

Dxway Technology Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3NOPB | TI | DC:2021 | 10000 |
|
Inquiry | |
LM3940IS-3.3/NOPB | TI | TO-263 ; DC:2021 | 20000 |
|
Inquiry |

Win Source
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||
---|---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LDO 3.3V 1A DDPAK | 10000 |
|
Buy | ||
LM3940IS-3.3/NOPB | Texas Instruments | IC REG LDO 3.3V 1A DDPAK | 2775 |
|
Buy |

Shenzhen Dasenic Electronic Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 Integrated Circuits (ICs)>PMIC - Voltage Regulators - Linear
|
12000 |
|
Buy |

Lvy Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | 2000 |
|
Inquiry | ||
LM3940IS-3.3 | 2000 |
|
Inquiry | |||
LM3940IS-3.3/NOPB | Texas Instruments | 2000 |
|
Inquiry | ||
LM3940IS-3.3/NOPB | 2000 |
|
Inquiry |

Transfer Multisort Elektronik
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LM3940IS-3.3/NOPB
sku #: LM3940IS-3.3/NOPB
|
TEXAS INSTRUMENTS | IC: voltage regulator; LDO,fixed; 3.3V; 1A; TO263; SMD; tube; Ch: 1 Semiconductors > Integrated circuits > Voltage regulators - integrated circuits > Linear regulators - integrated circuits > LDO fixed voltage regulators
|
1221 |
|
Buy |

ODG (Origin Data Global)
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 270 |
|
Buy | ||||||||||
LM3940IS-3.3/NOPB | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 955 |
|
Buy |

Classic Components
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | NATIONAL SEMICONDUCTOR | 2 |
|
Inquiry | ||
LM3940IS-3.3 | P+ NAT DClEM02AB Voltage Regulator, +3.3V, Bi | 17 |
|
Inquiry | ||
LM3940IS-3.3 | NSC | 2555 |
|
Inquiry | ||
LM3940IS-3.3 | TEXAS | 12 |
|
Inquiry | ||
LM3940IS-3.3/NOPB | NATIONAL SEMICONDUCTOR | 5 |
|
Inquiry | ||
LM3940IS-3.3/NOPB | Texas Instruments | 15 |
|
Inquiry | ||
LM3940IS33 | NSC | 521 |
|
Inquiry | ||
LM3940IS33NOPB | TI | 287 |
|
Inquiry |

Hong Kong Brave Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | TO-263-4, DòPak (3 Leads + Tab), TO-263AA | 10000 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | TO-263-4, DòPak (3 Leads + Tab), TO-263AA | 10000 |
|
Inquiry |

Depu Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 36500 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 31100 |
|
Inquiry |

Axis Part Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3/NOPB | Texas Instruments | 1A Fixed 3.3V Positive electrode 5.5V TO-263-3 Voltage Regulators - Linear Low Drop Out (LDO) Regulators ROHS | 72 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Luminary Micro / Texas Instruments | IC REG LDO 3.3V 1A DDPAK PMIC - Voltage Regulators - Linear
|
In-Stock |
|
Inquiry | |
LM3940IS-3.3/NOPB | Luminary Micro / Texas Instruments | IC REG LDO 3.3V 1A DDPAK PMIC - Voltage Regulators - Linear
|
In-Stock |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3/NOPB | TI | PMIC - - 1 1A DDPAK/TO-263-3 | In-Stock |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 22250 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 6983 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 999 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 1651 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | TI | TO-263-3 | 7845 |
|
Inquiry | |
LM3940IS-3.3/NOPB | TI | TO-263-3 | 7845 |
|
Inquiry |

Ample Chip
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 42145 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 45833 |
|
Inquiry |

Xinghuan International Trade Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | 48893 |
|
Inquiry | ||
LM3940IS-3.3/NOPB | Texas Instruments | 40767 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | NSC | TO263 ; DC:2019/2020 | 6580 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | LDO Regulator Pos 3.3V 1A 4-Pin(3+Tab) TO-263 Tube | 17 |
|
Buy | |
LM3940IS-3.3V | LM | 13 |
|
Buy | ||
LM3940IS-3.3/NOPB | Texas Instruments | LDO Regulator Pos 3.3V 1A 4-Pin(3+Tab) TO-263 Tube | 1 |
|
Buy |

KaiLiYuan Electronic Technology (ShenZhen) Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 ; DC:21+ ; DDPAK/TO-263-3 | 2550 |
|
Inquiry | |
LM3940IS-3.3 | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 ; DC:23+ | 36500 |
|
Inquiry | |
LM3940IS-3.3 | NS | DC:23+ ; TO-263 | 752 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 ; DC:21+ ; DDPAK/TO-263-3 | 125 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 ; DC:23+ | 31100 |
|
Inquiry |

Shenzhen Shengyu Electronics Tech Limited.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 22784 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 17844 |
|
Inquiry |

First Choice Electronics(HK) Ltd .
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3/NOPB | TI | TO263 ; DC:21+ | 12000 |
|
Inquiry |

Hongte Technology Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | NS | SOT263 | 10000 |
|
Inquiry | |
LM3940IS-3.3/NOPB | NS | TO263 | 5000 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | NS | IN STOCK | 10000 |
|
Inquiry |

LIXINC Electronics Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | Brand new and original/respond online to quote. | 11799 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | Brand new and original/respond online to quote. | 3311 |
|
Inquiry |

Chip 1 Exchange
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | AVAILABLE | 369 |
|
Inquiry | ||
LM3940IS-3.3 | INSTOCK | 342 |
|
Inquiry | ||
LM3940IS-3.3/NOPB | TI | AVAILABLE | 1298 |
|
Inquiry |

MountainView Components Inc.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | NS | IN STOCK Immediate delivery | 6000 |
|
Inquiry |

Anterwell Technology Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | NS | TO-263 | 6576 |
|
Inquiry | |
LM3940IS-3.3/NOPB | TI | TO-263 | 6000 |
|
Inquiry | |
LM3940IS-3.3/NOPB | TI | TO263 | 24560 |
|
Inquiry | |
LM3940IS-3.3/NOPB | NS | TO-263 | 10000 |
|
Inquiry |

SILITECH Components Inc
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | OEM/CM In stock | 25000 |
|
Inquiry | ||
LM3940IS-3.3 | N/A | OEM/CM In stock | 369 |
|
Inquiry | |
LM3940IS-3.3 | NS | OEM/CM In stock | 95 |
|
Inquiry | |
LM3940IS-3.3 MOS() | OEM/CM In stock | 25000 |
|
Inquiry |

Cytech Systems Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | Available, Contact us | 4500 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | Available, Contact us | 4500 |
|
Inquiry |

He Qing Electronics Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | Linear Voltage Regulator IC Positive Fixed 1 Output 1A DDPAK/TO-263-3 ; Tube | 4074 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | Linear Voltage Regulator IC Positive Fixed 1 Output 1A DDPAK/TO-263-3 ; Tube | 3948 |
|
Inquiry |

Avnat Group (Asia Pacific) Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | NS | 2800 |
|
Inquiry | ||
LM3940IS-3.3 | NS/¹ú°ë | 2298 |
|
Inquiry | ||
LM3940IS-3.3 MOS(³¡Ð§Ó¦¹Ü) | NS/¹ú°ë | 45 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | NS | Stock to ship immediately | 41000 |
|
Inquiry |

Shenzhen Yuanxinai e-commerce Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | Linear Voltage Regulator IC Positive Fixed 1 Output 1A DDPAK/TO-263-3 | 719 |
|
Inquiry | |
LM3940IS-3.3/NOPB | National Semiconductor | Linear Voltage Regulator IC Positive Fixed 1 Output 1A DDPAK/TO-263-3 | 5518 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | NS | TO263 | 392 |
|
Inquiry |

DGT Technology (HK) Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 10000 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 27819990 |
|
Inquiry |

Unicom Electronics co.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | NS | IN STOCK Immediate delivery | 8900 |
|
Inquiry |

RX Electronics Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LM3940IS-3.3 | Luminary Micro / Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 PMIC - Voltage Regulators - Linear
|
15000 |
|
Inquiry | ||||||||
LM3940IS-3.3/NOPB | Luminary Micro / Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 PMIC - Voltage Regulators - Linear
|
15000 |
|
Inquiry |

Geefook (Shenzhen) Electronic Co., Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | 5513 |
|
Inquiry | ||
LM3940IS-3.3/NOPB | Texas Instruments | 35000 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | NS | TO263 ; DC:0252+ | 4543 |
|
Inquiry |

Ariat Technology
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 New Original Stock.
|
12723 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 New Original Stock.
|
3089 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | TI | new and original ROHS ; DC:20+ ; TO263-3 | 25000 |
|
Inquiry | |
LM3940IS-3.3 | NS | new and original ROHS ; DC:03+ ; TO263 | 50 |
|
Inquiry | |
LM3940IS-3.3 | NS | new and original ROHS ; DC:07+ ; TO263 | 28 |
|
Inquiry | |
LM3940IS-3.3 | NS | new and original ROHS ; DC:97+ ; TO263 | 29 |
|
Inquiry | |
LM3940IS-3.3 | NS | new and original ROHS ; SOT263 | 10000 |
|
Inquiry | |
LM3940IS-3.3 | NS | new and original ROHS ; DC:00+ ; TO-263 | 6 |
|
Inquiry | |
LM3940IS-3.3 | TI | new and original ROHS ; DC:20+ ; TO-263 | 15000 |
|
Inquiry | |
LM3940IS-3.3/NOPB | NS | new and original ROHS ; DC:13+ ; TO263 | 50 |
|
Inquiry |

GlobalTek Components
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS33 | Sipex Corp | OEM/CM QUOTES ONLY | NO BROKERS | 16435 |
|
Inquiry | |
LM3940IS33P | OEM/CM QUOTES ONLY | NO BROKERS | 162 |
|
Inquiry | ||
LM3940IS33PT | OEM/CM QUOTES ONLY | NO BROKERS | 6 |
|
Inquiry | ||
LM3940IS33NOB | NATIONAL | OEM/CM QUOTES ONLY | NO BROKERS | 522 |
|
Inquiry | |
LM3940IS33NOPB | TEXAS INSTRUMENTS | OEM/CM QUOTES ONLY | NO BROKERS | 1592 |
|
Inquiry | |
LM3940IS33PNOPB | National Semi | OEM/CM QUOTES ONLY | NO BROKERS | 23 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | NS | 225 |
|
Inquiry |

YIC International Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LM3940IS-3.3 | TI | IC REG LDO 3.3V 1A DDPAK | 1316 |
|
Inquiry | ||||||||||
LM3940IS-3.3/NOPB | Luminary Micro / Texas Instruments | IC REG LDO 3.3V 1A DDPAK | 2500 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 NOPB | TI | N A ; DC:21+ | 5800 |
|
Inquiry | |
LM3940IS-3.3/NOPB | TI | TO-263 ; DC:21+ | 7500 |
|
Inquiry |

Nexxon, Inc. (USA)
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Fairchild Semiconductor | In Stock |
|
Inquiry | ||
LM3940IS-3.3 | TI1 | In Stock |
|
Inquiry | ||
LM3940IS-3.3 | Texas Instruments (TI) | In Stock |
|
Inquiry | ||
LM3940IS-3.3+ | NSC | In Stock |
|
Inquiry | ||
LM3940IS-3.3+ | NSC | In Stock |
|
Inquiry | ||
LM3940IS-3.3 | NSC | In Stock |
|
Inquiry | ||
LM3940IS33 | NCS | In Stock |
|
Inquiry | ||
LM3940IS33 | NATIONAL | In Stock |
|
Inquiry | ||
LM3940IS-3.3/NOPB | TEXAS INSTRUMENTS | In Stock |
|
Inquiry | ||
LM3940IS-33/NOPB | Texas Instruments (TI) | In Stock |
|
Inquiry | ||
LM3940IS-3.3/NOPB | Texas Instruments | In Stock |
|
Inquiry | ||
LM3940IS33NOPB | NS | In Stock |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | NS | in stock Immediately | 35500 |
|
Inquiry | |
LM3940IS-3.3 | in stock Immediately | 617 |
|
Inquiry | ||
LM3940IS-3.3 MOS() | NS | in stock Immediately | 333 |
|
Inquiry | |
LM3940IS-3.3/NOPB | TI | in stock Immediately | 335 |
|
Inquiry | |
LM3940IS-3.3/NOPB IC | NS | in stock Immediately | 280 |
|
Inquiry |

C Plus Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3+ | NSC | 540 |
|
Inquiry | ||
LM3940IS-3.3/NOPB | NSC | 24801 |
|
Inquiry |

Lingto Electronic Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | DC:24+ ; Original New | 28848 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | DC:24+ ; Original New | 15968 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | TI | Original stock,24-hour delivery | 4054 |
|
Inquiry |

Authorized Procurement Solutions
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3/NOPB | TI | 360 |
|
Inquiry |

IC Components Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 1200 |
|
Buy | ||||||
LM3940IS-3.3/NOPB | Luminary Micro / Texas Instruments | 7500 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | TI/ | DC:20+ ; TO-263 | 20000 |
|
Inquiry | |
LM3940IS-3.3 MOS() | NS/ | DC:03+ ; TO-263-3 | 5044 |
|
Inquiry | |
LM3940IS-3.3/NOPB | TI/ | DC:20+ ; TO-263 | 20000 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | LDO Voltage Regulators A 926-LM3940IS-3.3NOPB | in stock |
|
Inquiry | |
LM3940IS-3.3 | Texas Instruments | LDO Voltage Regulators NRND, alternate is LM3940IS-3.3/NOPB | in stock |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | LDO Voltage Regulators 1A LDO REG | in stock |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | LDO Voltage Regulators 1A LDO REG | in stock |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | NSC | TO-3 | 5510 |
|
Inquiry | |
LM3940IS-3.3/NOPB | NSC | TO-263 ; DC:2023+ | 15050 |
|
Inquiry |

Quest Components
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
LM3940IS-3.3 | National Semiconductor Corp | 3.3 V FIXED POSITIVE LDO REGULATOR, 0.2 V DROPOUT, PSSO3 | 11 |
|
Buy | ||||||
LM3940IS-3.3 | National Semiconductor Corp | 3.3 V FIXED POSITIVE LDO REGULATOR, 0.2 V DROPOUT, PSSO3 | 338 |
|
Buy | ||||||
LM3940IS-3.3 | National Semiconductor Corp | 3.3 V FIXED POSITIVE LDO REGULATOR, 0.2 V DROPOUT, PSSO3 | 4 |
|
Buy | ||||||
LM3940IS-3.3 | National Semiconductor Corp | 3.3 V FIXED POSITIVE LDO REGULATOR, 0.2 V DROPOUT, PSSO3 | 39 |
|
Buy | ||||||
LM3940IS-3.3 | Texas Instruments Inc | 3.3 V FIXED POSITIVE LDO REGULATOR, 0.2 V DROPOUT, PSSO3 | 24 |
|
Buy | ||||||
LM3940IS-3.3 | National Semiconductor Corp | 3.3 V FIXED POSITIVE LDO REGULATOR, 0.2 V DROPOUT, PSSO3 | 27 |
|
Buy | ||||||
LM3940IS-3.3 | NSC | 3.3 V FIXED POSITIVE LDO REGULATOR, 0.2 V DROPOUT, PSSO3 | 167 |
|
Buy | ||||||
LM3940IS-3.3 | National Semiconductor Corp | 3.3 V FIXED POSITIVE LDO REGULATOR, 0.2 V DROPOUT, PSSO3 | 35 |
|
Buy | ||||||
LM3940IS-3.3 | National Semiconductor Corp | 3.3 V FIXED POSITIVE LDO REGULATOR, 0.2 V DROPOUT, PSSO3 | 28 |
|
Buy | ||||||
LM3940IS-3.3 | National Semiconductor Corp | 3.3 V FIXED POSITIVE LDO REGULATOR, 0.2 V DROPOUT, PSSO3 | 73 |
|
Buy | ||||||
LM3940IS-3.3 | National Semiconductor Corp | 3.3 V FIXED POSITIVE LDO REGULATOR, 0.2 V DROPOUT, PSSO3 | 15 |
|
Buy | ||||||
LM3940IS-3.3 | National Semiconductor Corp | 3.3 V FIXED POSITIVE LDO REGULATOR, 0.2 V DROPOUT, PSSO3 | 160 |
|
Buy | ||||||
LM3940IS-3.3 | NSC | 3.3 V FIXED POSITIVE LDO REGULATOR, 0.2 V DROPOUT, PSSO3 | 12 |
|
Buy | ||||||
LM3940IS-3.3 | Texas Instruments Inc | 3.3 V FIXED POSITIVE LDO REGULATOR, 0.2 V DROPOUT, PSSO3 | 9 |
|
Buy | ||||||
LM3940IS-3.3/NOPB | Texas Instruments Inc | 3.3 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSSO3 | 19 |
|
Buy | ||||||
LM3940IS-3.3/NOPB | Texas Instruments Inc | 3.3 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSSO3 | 19 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | NS | New and original ; DC:11+ | 1000 |
|
Inquiry | |
LM3940IS-3.3/NOPB | TI | New and original ; DC:19+ | 1000 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | IC REG LDO 3.3V 1A DDPAK | 0 |
|
Inquiry | |
LM3940IS33 | NSC | DC:0819+ ; DPAK | 200 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | IC REG LDO 3.3V 1A DDPAK | 0 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Integrated Circuits | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 7225 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Integrated Circuits | IC REG LIN 3.3V 1A DDPAK/TO263-3 | 7695 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS33
sku #: LM3940IS33
|
NSC | 28792 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | LDO Voltage Regulators 1-A, low-dropout voltage regulator for 5-V to 3.3-V conversion 3-DDPAK/TO-263 -40 to 125 | 225 |
|
Inquiry | |
LM3940IS-3.3/NOPB | Texas Instruments | LDO Voltage Regulators 1A LDO REG | 1235 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | NS | TO263 | 225 |
|
Buy |

Asian Tera Part Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | Texas Instruments | Check alternative solution with competitive price | 17 |
|
Buy | |
LM3940IS-3.3/NOPB | Texas Instruments | Check alternative solution with competitive price | 5 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3 | NS | In stock,ready for shipping ; TO-263 | 2800 |
|
Inquiry | |
LM3940IS-3.3/NOPB | NS | In stock,ready for shipping ; TO263 | 3334 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS33 | Texas Instruments | OEM/CM ONLY | 590 |
|
Inquiry | |
LM3940IS33NOPB | Texas Instruments | OEM/CM ONLY | 459 |
|
Inquiry |

Freelance Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||
---|---|---|---|---|---|---|---|
LM3940IS-3.3 | National Semiconductor Corp | RECTIFIER | 8 |
|
Buy | ||
LM3940IS-3.3 | National Semiconductor Corp | RECTIFIER - TUBES | 5 |
|
Buy | ||
LM3940IS-3.3P+ | National Semiconductor Corp | IC | 3 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
LM3940IS-3.3+ | TI/NSC | SMD ; DC:1513+ | 37500 |
|
Inquiry | |
LM3940IS-3.3 | NS | TO-263-3 ; DC:JM02RL | 31000 |
|
Inquiry | |
LM3940IS3.3/NOPB | NSC | DC:842 | 30090 |
|
Inquiry | |
LM3940IS3.3 | TO263 ; DC:NEW | 122500 |
|
Inquiry | ||
LM3940IS33 | NSC | DC:2003 | 30842 |
|
Inquiry | |
LM3940IS-3 3 | NS | TO-263 | 50000 |
|
Inquiry | |
LM3940IS-3.3 P+ | NS | TO263-3 ; DC:0028+ | 30076 |
|
Inquiry | |
LM3940IS-3.3/NPB | NS | TO-263 ; DC:1440+ | 30044 |
|
Inquiry | |
LM3940IS-3.3/NOPB | NS | TO-263 ; DC:11+ | 30052 |
|
Inquiry | |
LM3940IS-3-3/NOPB | 30246 |
|
Inquiry |
See Also:
LM3940CS-3.3
LM3940IT-3.3
LM3940ISX-3.3
LM3940IMP-3.3
LM3940ISX33
LM3940MP-3.3
LM3940CSX-3.3
LM3940LD-3.3
LM3940-3.3
LM3940IS33
LM3940IT33
LM3940IMPX-3.3
LM3940IMP33
LM3940LDX-3.3
LM3940MP-5.0
LM3940ISX-3.3 IC
LM3940IMP-5.0
LM3940IT-3.3 IC
LM3940ISX
LM3940IS
LM3940IT
LM3940ISX-3.3NOPB
LM3940IS-3.3/NOPB
LM3940IT-3.3NOPB