UC3843DTRG4 Price & Stock
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Manufacturer

Integrated Circuits (ICs) > PMIC - Voltage Regulators - DC DC Switching Controllers
IC REG CTRLR MULT TOP 14SOIC
Documents
Datasheet |
UC3843DTRG4![]() |
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) | 97% |
Synchronous Rectifier | No |
Clock Sync | No |
Control Features | Frequency Control |
Operating Temperature | 0°C ~ 70°C (TA) |
Package / Case | 14-SOIC (0.154", 3.90mm Width) |
Supplier Device Package | 14-SOIC |
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Fly-Wing Technology (HK) Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
UC3843DTRG4 | Texas Instruments | IC REG CTRLR MULT TOP 14SOIC | 4416 |
|
Buy |

Dxway Technology Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843DTRG4 | TI | 7 ; DC:2022 | 10000 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843DTRG4 | Luminary Micro / Texas Instruments | IC REG CTRLR MULT TOP 14SOIC ; 14-SOIC PMIC - Voltage Regulators - DC DC Switching Controllers
|
Available |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843DTRG4 | Texas Instruments | IC REG CTRLR MULT TOP 14SOIC | 12000 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843DTRG4 | Texas Instruments | DC:Active ; - | 2 |
|
Inquiry |

Heisener Electronics Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843DTRG4 | Texas Instruments | IC REG CTRLR MULT TOP 14SOIC PMIC - Voltage Regulators - DC DC Switching Controllers
|
18791 |
|
Buy |

Hotenda Technology
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843DTRG4 | Texas Instruments | Buck, Boost, Flyback, Forward Converter Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 14-SOIC | 247 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843DTRG4 | Luminary Micro / Texas Instruments | IC REG CTRLR MULT TOP 14SOIC PMIC - Voltage Regulators - DC DC Switching Controllers
|
In-Stock |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843DTRG4 | Texas Instruments | IC REG CTRLR MULT TOP 14SOIC | 14 |
|
Buy |

Shenzhen Shengyu Electronics Tech Limited.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843DTRG4 | Texas Instruments | IC REG CTRLR MULT TOP 14SOIC | 6925 |
|
Inquiry |

First Choice Electronics(HK) Ltd .
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843DTRG4 | TI | SOP14 ; DC:21+ | 650 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843DTRG4 | TI | DC:22+ ; IC REG CTRLR PWM CM 14SOIC | 15000 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843DTRG4 | TI | DC:21+ | 7500 |
|
Inquiry |

Nexxon, Inc. (USA)
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843DTRG4 | TI | In Stock |
|
Inquiry | ||
UC3843DTRG4 | Texas Instruments (TI) | In Stock |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843DTRG4 | Texas Instruments | Switching Controllers Current-Mode PWM Controller | in stock |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843DTRG4 | TI | DC:SOP14 ; 7 | 650 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843DTRG4 | Integrated Circuits | IC REG CTRLR MULT TOP 14SOIC | 1211 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843DTRG4
sku #: UC3843DTRG4
|
TIh | 732 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
UC3843DTRG4 | TI | 7 ; DC:SOP14 | 30650 |
|
Inquiry |
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