UC3843AD8TRG4 Price & Stock
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Manufacturer

Integrated Circuits (ICs) > PMIC - Voltage Regulators - DC DC Switching Controllers
IC REG CTRLR MULT TOPOLOGY 8SOIC
Documents
Datasheet |
UC3843AD8TRG4![]() |
Specifications
Part Status | Active |
Output Type | Transistor Driver |
Function | Step-Up, Step-Down, Step-Up/Step-Down |
Output Configuration | Positive, Isolation Capable |
Topology | Buck, Boost, Flyback, Forward Converter |
Number of Outputs | 1 |
Output Phases | 1 |
Voltage - Supply (Vcc/Vdd) | 7.6 V ~ 30 V |
Frequency - Switching | 500kHz |
Duty Cycle (Max) | 96% |
Synchronous Rectifier | No |
Clock Sync | No |
Control Features | Frequency Control |
Operating Temperature | 0°C ~ 70°C (TA) |
Package / Case | 8-SOIC (0.154", 3.90mm Width) |
Supplier Device Package | 8-SOIC |
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Xinghuan International Trade Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | 47561 |
|
Inquiry |

EA-chip Industry Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
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UC3843AD8TRG4 | Texas Instruments | IC REG CTRLR MULT TOPOLOGY 8SOIC | 3249 |
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Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | IC REG CTRLR MULT TOPOLOGY 8SOIC | 4165 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | DC:Active ; - | 12 |
|
Inquiry |

Lingto Electronic Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | DC:24+ ; Original New | 32442 |
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Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | IC REG CTRLR MULT TOPOLOGY 8SOIC | 12000 |
|
Inquiry |

Mouser
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||||||||||
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UC3843AD8TR
sku #: 595-UC3843AD8TR
|
Texas Instruments | Switching Controllers Current-Mode PWM Con troller A 595-UC3843AD8 Switching Controllers
|
3744 In Stock |
|
Buy |

Fmall Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | IC REG CTRLR MULT TOPOLOGY 8SOIC | 33300 |
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Inquiry |

Microchip USA
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | Member of ERAI, GIDEP, & ITAR | ISO 9001, ISO 2001, ISO 14001 & AS9120 Certified ; Tape & Reel (TR) | 149 |
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Inquiry |

Heisener Electronics Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | IC REG CTRLR MULT TOPOLOGY 8SOIC PMIC - Voltage Regulators - DC DC Switching Controllers
|
184432 |
|
Buy |

Hotenda Technology
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | Buck, Boost, Flyback, Forward Converter Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC | 1017 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Luminary Micro / Texas Instruments | IC REG CTRLR MULT TOPOLOGY 8SOIC PMIC - Voltage Regulators - DC DC Switching Controllers
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In-Stock |
|
Inquiry |

PNEDA Technology Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | 6538 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Luminary Micro / Texas Instruments | IC REG CTRLR MULT TOPOLOGY 8SOIC ; 8-SOIC PMIC - Voltage Regulators - DC DC Switching Controllers
|
Available |
|
Inquiry |

Geefook (Shenzhen) Electronic Co., Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | 35000 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | IC REG CTRLR MULT TOPOLOGY 8SOIC | 2086 |
|
Inquiry |

Dechoele Technology
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | 9136 |
|
Inquiry |

Axis Part Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | New Original,COC,ISO9001 | 8500 |
|
Inquiry |

DGT Technology (HK) Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | IC REG CTRLR MULT TOPOLOGY 8SOIC | 10000 |
|
Inquiry |

Shenzhen Shengyu Electronics Tech Limited.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | IC REG CTRLR MULT TOPOLOGY 8SOIC | 10772 |
|
Inquiry |

Hong Kong Brave Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | 8-SOIC (0.154", 3.90mm Width) | 47561 |
|
Inquiry |

Depu Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | IC REG CTRLR MULT TOPOLOGY 8SOIC | 36560 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | IC REG CTRLR MULT TOPOLOGY 8SOIC | 12542 |
|
Inquiry |

MountainView Components Inc.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | TI | IN STOCK Immediate delivery | 7700 |
|
Inquiry |

Win Source
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||
---|---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | IC REG CTRLR MULT TOPOLOGY 8SOIC | 10190 |
|
Buy |

YIC International Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
UC3843AD8TRG4 | TI | IC REG CTRLR MULT TOPOLOGY 8SOIC | 88893360 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | TI | DC:22+ ; IC REG CTRLR PWM CM 8SOIC | 15000 |
|
Inquiry |

Shenzhen Yuanxinai e-commerce Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | Power Supply Controller PWM Controller 8-SOIC | 5235 |
|
Inquiry |

Fly-Wing Technology (HK) Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | UC3843 Boost Buck Buck-Boost Flyback Forward Tape & Reel (TR) e4 DC to DC switching controller 50ns 200mA 72.603129mg 15V | 48414 |
|
Buy |

He Qing Electronics Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | Boost, Buck, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC ; Tape & Reel (TR) | 4440 |
|
Inquiry |

Dxway Technology Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | TI | SOP-8 ; DC:2019 | 15000 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | TI | SOP-8 ; DC:21+ | 15378 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | TI | SOP8 ; DC:0449+ | 61 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Luminary Micro / Texas Instruments | IC REG CTRLR MULT TOPOLOGY 8SOIC | 8038 |
|
Inquiry |

GlobalTek Components
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | TI | OEM/CM QUOTES ONLY | NO BROKERS | 45 |
|
Inquiry |

Unicom Electronics co.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | TI | IN STOCK Immediate delivery | 7100 |
|
Inquiry |

KaiLiYuan Electronic Technology (ShenZhen) Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | IC REG CTRLR MULT TOPOLOGY 8SOIC ; DC:21+ ; 8-SOIC | 125 |
|
Inquiry | |
UC3843AD8TRG4 | Texas Instruments | IC REG CTRLR MULT TOPOLOGY 8SOIC ; DC:23+ | 36560 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | IC REG CTRLR MULT TOPOLOGY 8SOIC | 6 |
|
Buy |

IC Components Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | IC REG CTRLR MULT TOPOLOGY 8SOIC | 2000000 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | TI | IN STOCK | 8200 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | TI | Original stock,24-hour delivery | 1048 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | TI | SOP-8 ; DC:2022+ | 1500 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | Switching Controllers Current-Mode PWM Controller | in stock |
|
Inquiry |

Ample Chip
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | IC REG CTRLR MULT TOPOLOGY 8SOIC | 168202 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | TI | DC:0449+ ; SOP8 | 10 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | Switching Controllers Current-Mode PWM Controller | in stock |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | TI/ | DC:13+ ; SOP8 | 13200 |
|
Inquiry |

LIXINC Electronics Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Texas Instruments | IC REG CTRLR MULT TOPOLOGY 8SOIC | 15106 |
|
Inquiry |

Nexxon, Inc. (USA)
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | TI | In Stock |
|
Inquiry | ||
UC3843AD8TRG4 | TI1 | In Stock |
|
Inquiry | ||
UC3843AD8TRG4 | Texas Instruments (TI) | In Stock |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4
sku #: UC3843AD8TRG4
|
TI | 60 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | Integrated Circuits | IC REG CTRLR MULT TOPOLOGY 8SOIC | 1276 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | TI | New and original ; DC:0449+ | 9000 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843AD8TRG4 | TI | SOP8 ; DC:0449+ | 30026 |
|
Inquiry |
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