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TL2843BDR from TI,Texas Instruments

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TL2843BDR

Manufacturer: TI

High-Performance Current-Mode PWM Controller 14-SOIC -40 to 85

Partnumber Manufacturer Quantity Availability
TL2843BDR TI 38 In Stock

Description and Introduction

High-Performance Current-Mode PWM Controller 14-SOIC -40 to 85 The TL2843BDR is a current-mode PWM controller manufactured by Texas Instruments (TI). Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:  

### **Specifications:**  
- **Topology:** Current-mode PWM controller  
- **Input Voltage (VCC):** 8V to 30V  
- **Switching Frequency:** Up to 500 kHz  
- **Output Drive Current:** ±1A (peak)  
- **Duty Cycle Range:** 0% to 100%  
- **Error Amplifier Bandwidth:** 1 MHz  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOIC-8 (D)  

### **Descriptions:**  
The TL2843BDR is a high-performance PWM controller designed for DC-DC converter applications. It features current-mode control for improved loop response and line regulation. The device includes an adjustable oscillator, error amplifier, current-sensing comparator, and a high-current totem-pole output for driving power MOSFETs.  

### **Features:**  
- **Current-Mode Control:** Enhances transient response and simplifies loop compensation.  
- **Programmable Oscillator:** Allows frequency adjustment with external components.  
- **Undervoltage Lockout (UVLO):** Ensures proper operation within the input voltage range.  
- **Soft-Start Capability:** Reduces inrush current during startup.  
- **High-Current Output:** Supports efficient MOSFET driving.  
- **Error Amplifier with Reference:** Provides precise voltage regulation.  
- **Low Power Consumption:** Optimized for efficiency.  

This information is based on TI's official datasheet for the TL2843BDR.

Application Scenarios & Design Considerations

High-Performance Current-Mode PWM Controller 14-SOIC -40 to 85

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