L4973D3.3-013TR Price & Stock
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Manufacturer

Integrated Circuits (ICs) > PMIC - Voltage Regulators - DC DC Switching Regulators
IC REG BUCK ADJ/3.3V 3.5A 20SOIC
Documents
Datasheet |
L4973D3.3-013TR![]() |
Specifications
Part Status | Active |
Function | Step-Down |
Output Configuration | Positive |
Topology | Buck |
Output Type | Adjustable (Fixed) |
Number of Outputs | 1 |
Voltage - Input (Min) | 8V |
Voltage - Input (Max) | 55V |
Voltage - Output (Min/Fixed) | 0.5V (3.3V) |
Voltage - Output (Max) | 50V |
Current - Output | 3.5A |
Frequency - Switching | 100kHz ~ 300kHz |
Synchronous Rectifier | No |
Operating Temperature | -40°C ~ 150°C (TJ) |
Mounting Type | Surface Mount |
Package / Case | 20-SOIC (0.295", 7.50mm Width) |
Supplier Device Package | 20-SO |
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PNEDA Technology Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | 2087 |
|
Inquiry |

Heisener Electronics Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SOIC PMIC - Voltage Regulators - DC DC Switching Regulators
|
73849 |
|
Buy |

Lingto Electronic Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | DC:24+ ; Original New | 40604 |
|
Inquiry |

Allelco Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SO Integrated Circuits (ICs) > PMIC - Voltage Regulators - DC DC Switching Regulators
|
8890 |
|
Inquiry |

Axis Part Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | SO-20 DC-DC Converters RoHS | 6 |
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Inquiry |

Dechoele Technology
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | 7223 |
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Inquiry |

Longzi Technology (Shenzhen) Co., Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SO | 2010 |
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Buy |

Mouser
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||||||||||
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L4973D3.3-013TR
sku #: 511-L4973D3.3-013TR
|
STMicroelectronics | Switching Voltage Regulators 3.3V 3.5A Step-Down Switching Voltage Regulators
|
1137 In Stock |
|
Buy |

Fmall Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/0.5V 3.5A 20SO | 20750 |
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Inquiry |

Microchip USA
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||
---|---|---|---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | Member of ERAI, GIDEP, & ITAR | ISO 9001, ISO 2001, ISO 14001 & AS9120 Certified ; Tray | 2429 |
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Inquiry |

Newark element14
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR
sku #: 79AH3805
|
Stmicroelectronics | Stmicroelectronics - Buck Regulators Rohs Compliant: Yes - L4973D3.3-013Tr |Stmicroelectronics L4973D3.3-013TR | in stock |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SO | 2733 |
|
Inquiry |

Hong Kong Brave Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | 20-SOIC (0.295", 7.50mm Width) | 10000 |
|
Inquiry |

Hotenda Technology
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | Buck Switching Regulator IC Positive Adjustable (Fixed) 0.5V (3.3V) 1 Output 3.5A 20-SOIC (0.295"", 7.50mm Width) | 616 |
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Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SOIC ; 20-SO PMIC - Voltage Regulators - DC DC Switching Regulators
|
Available |
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Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR
sku #: L4973D3.3-013TR
|
ST | 1000 |
|
Inquiry |

Shenzhen Dasenic Electronic Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||
---|---|---|---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SO Integrated Circuits (ICs)>PMIC - Voltage Regulators - DC DC Switching Regulators
|
11748 |
|
Buy |

Weyland Electronics Group Pte. Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | Panasonic | DC-DC Power Chip DC-DC Power Chip
|
293 |
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Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SOIC | 12000 |
|
Inquiry |

Geefook (Shenzhen) Electronic Co., Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | 35000 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SOIC PMIC - Voltage Regulators - DC DC Switching Regulators
|
In-Stock |
|
Inquiry |

Sunether Technology Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SO | 5582 |
|
Inquiry |

Xinghuan International Trade Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | 41639 |
|
Inquiry |

Lanka Micro Electronic Co.,Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SO | 986 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | DC:Active ; - | 1105 |
|
Inquiry |

Chips Pulse Industry Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | Purchase Online. Ship Immediately. SO-20 DC-DC Converters RoHS | 7 |
|
Buy |

ICSOSO Electronics Company Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | Buck Switching Regulator IC Positive Adjustable (Fixed) .5V (3.3V) 1 Output 3.5A 2-SOIC (.295, 7.5mm Width) | 3101 |
|
Inquiry |

Lvy Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | 2000 |
|
Inquiry | ||
L4973D3.3-013TR | 2000 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SO | 3950 |
|
Inquiry |

Ersa Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SO | 2349 |
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Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | ST | Buck Switching Regulator IC Positive Adjustable (Fixed) 0.5V (3.3V) 1 Output 3.5A 20-SOIC (0.295", 7 | In-Stock |
|
Inquiry |

DGT Technology (HK) Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SO | 10000 |
|
Inquiry |

Classic Components
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STM | 10010 |
|
Inquiry |

Depu Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/0.5V 3.5A 20SO | 36000 |
|
Inquiry |

ODG (Origin Data Global)
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SO | 11674 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STM | DC:2019/2020 | 2000 |
|
Inquiry |

He Qing Electronics Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | Buck Switching Regulator IC Positive Adjustable (Fixed) 0.5V (3.3V) 1 Output 3.5A 20-SOIC (0.295", 7.50mm Width) ; Tape & Reel (TR) | 4982 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SO | 10000 |
|
Inquiry |

Cytech Systems Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMICROELECTRONICS | Available, Contact us | 207 |
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Inquiry |

Win Source
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||
---|---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SOIC | 10778 |
|
Buy |

Shenzhen Shengyu Electronics Tech Limited.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/0.5V 3.5A 20SO | 22981 |
|
Inquiry |

LIXINC Electronics Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | Brand new and original/respond online to quote. | 13453 |
|
Inquiry |

MountainView Components Inc.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | ST | IN STOCK Immediate delivery | 630 |
|
Inquiry |

Ariat Technology
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SOIC New Original Stock.
|
4000 |
|
Inquiry |

CenturyHonour Technology Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | ST | SOP20 | 100000 |
|
Inquiry |

Avnat Group (Asia Pacific) Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | ST/Òâ·¨ | 113 |
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Inquiry |

Chip 1 Exchange
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Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | ST Microelectronics - | AVAILABLE | 2600 |
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Inquiry |

Shenzhen Yuanxinai e-commerce Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | Buck Switching Regulator IC Positive Adjustable (Fixed) 0.5V (3.3V) 1 Output 3.5A 20-SOIC (0.295" 7.50mm Width) | 554 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | ST | IN STOCK | 730 |
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Inquiry |

YIC International Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/0.5V 3.5A 20SO | 4000 |
|
Inquiry |

EA-chip Industry Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SO | 2048 |
|
Inquiry |

Hongte Technology Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | ST | SOP24 | 5000 |
|
Inquiry |

KaiLiYuan Electronic Technology (ShenZhen) Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/0.5V 3.5A 20SO ; DC:23+ | 36000 |
|
Inquiry | |
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SO ; DC:21+ ; 20-SO | 125 |
|
Inquiry | |
L4973D3.3-013TR | ST | DC:23+ ; SOP207.2 | 314 |
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Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | ST | Stock to ship immediately | 11820 |
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Inquiry |

SILITECH Components Inc
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | ST | OEM/CM In stock | 5000 |
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Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STM | electronical components ; DC:22+ ; SO-20 ; 100% original goods electronic components integrated circuits
|
2300 |
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RX Electronics Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SOIC PMIC - Voltage Regulators - DC DC Switching Regulators
|
2709 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | ST | new and original ROHS ; DC:06+ ; SOP24 | 5 |
|
Inquiry |

Unicom Electronics co.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | ST | IN STOCK Immediate delivery | 1130 |
|
Inquiry |

Ample Chip
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SO | 26548 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | ST | SOP20 ; DC:13+12+ | 15748 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | ST | SOP20 ; DC:13+ | 940 |
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Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | ST | in stock Immediately | 7500 |
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Inquiry |

GlobalTek Components
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D33013TR | STM | OEM/CM QUOTES ONLY | NO BROKERS | 17400 |
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Inquiry |

Nexxon, Inc. (USA)
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | ST | In Stock |
|
Inquiry | ||
L4973D3.3-013TR | STMicroelectronics | In Stock |
|
Inquiry | ||
L4973D3.3-013TR | STMICROELECTRONICS | In Stock |
|
Inquiry | ||
L4973D33013TR | ST | In Stock |
|
Inquiry |

IC Components Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/0.5V 3.5A 20SO | 4000 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | The parts are in stock | 8566 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | ST | Original stock,24-hour delivery | 1846 |
|
Inquiry |

Authorized Procurement Solutions
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STM | 2000 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | ST/ | DC:14+ROHS ; SOP-20 | 6020 |
|
Inquiry | |
L4973D3.3-013TR | ST/ | SO-20(1244) | 10000 |
|
Inquiry |

Quest Components
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
L4973D3.3-013TR | ST Microelectronics | SWITCHING REGULATOR, VOLTAGE-MODE, 5.5A, 300KHZ SWITCHING FREQ-MAX, BCDMOS, PDSO20 | 123 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | ST | QFP-100 ; DC:2023+ | 1000 |
|
Inquiry | |
L4973D3.3-013TR | ST | SOP-20 ; DC:2022+ | 4451 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | Switching Voltage Regulators 3.3V 3.5A Step-Down | in stock |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SOIC | 0 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | Switching Voltage Regulators 3.3V 3.5A Step-Down | 977 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | ST | New and original ; DC:20+ | 1000 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3-013TR | STMicroelectronics | IC REG BUCK ADJ/3.3V 3.5A 20SOIC | 4538 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D3.3013TR
sku #: L4973D33013TR
|
STM | 17847 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
L4973D33013TR | STMicroelectronics | OEM/CM ONLY | 1224 |
|
Inquiry | |
511L4973D33013TR | ST M | OEM/CM ONLY | 811 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
STM L4973D3.3-013TR@N | DC:2013/14 | 80000 |
|
Inquiry |
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