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TL3843DRG4 from TI,Texas Instruments

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TL3843DRG4

Manufacturer: TI

Current-Mode PWM Controller 14-SOIC 0 to 70

Partnumber Manufacturer Quantity Availability
TL3843DRG4 TI 70 In Stock

Description and Introduction

Current-Mode PWM Controller 14-SOIC 0 to 70 The TL3843DRG4 is a current-mode PWM controller manufactured by Texas Instruments (TI).  

**Key Specifications:**  
- **Input Voltage Range:** 7.6V to 30V  
- **Operating Frequency:** Up to 500kHz  
- **Output Duty Cycle:** 0% to 100%  
- **Output Current (Source/Sink):** 200mA (peak)  
- **Error Amplifier Bandwidth:** 1MHz  
- **Reference Voltage:** 5V (±1%)  
- **Operating Temperature Range:** -40°C to 85°C  
- **Package:** SOIC-8  

**Features:**  
- Current-mode control for improved loop response  
- Adjustable frequency operation  
- Under-voltage lockout (UVLO) with hysteresis  
- High-current totem-pole output  
- Latching PWM for cycle-by-cycle current limiting  
- Internal trimmed bandgap reference  
- Low start-up current (<1mA)  

This device is commonly used in power supply applications such as DC-DC converters and offline regulators.

Application Scenarios & Design Considerations

Current-Mode PWM Controller 14-SOIC 0 to 70

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