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TL2843D8 from TI,Texas Instruments

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TL2843D8

Manufacturer: TI

Current-Mode PWM Controller

Partnumber Manufacturer Quantity Availability
TL2843D8 TI 5 In Stock

Description and Introduction

Current-Mode PWM Controller The TL2843D8 is a PWM controller IC manufactured by Texas Instruments (TI). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Specifications:**  
- **Manufacturer:** Texas Instruments (TI)  
- **Part Number:** TL2843D8  
- **Type:** Current-Mode PWM Controller  
- **Package:** SOIC-8  
- **Topology:** Flyback, Forward, Boost, Buck  
- **Input Voltage (VCC):** 8.5V to 30V  
- **Switching Frequency:** Up to 500 kHz  
- **Output Current (Gate Drive):** 1A (peak)  
- **Duty Cycle Range:** 0% to 100%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Error Amplifier Bandwidth:** 1 MHz  
- **Start-Up Current:** <1 mA  

### **Descriptions:**  
The TL2843D8 is a high-performance current-mode PWM controller designed for DC-DC converter applications. It provides precise voltage regulation with features like cycle-by-cycle current limiting, undervoltage lockout (UVLO), and adjustable oscillator frequency.  

### **Features:**  
- **Current-Mode Control:** Improves loop response and simplifies compensation.  
- **Undervoltage Lockout (UVLO):** Ensures proper operation under low-voltage conditions.  
- **Adjustable Oscillator Frequency:** Allows flexibility in design.  
- **Soft-Start Capability:** Reduces inrush current at startup.  
- **Cycle-by-Cycle Current Limiting:** Enhances system protection.  
- **High-Current Totem Pole Output:** Directly drives power MOSFETs.  
- **Low Startup and Operating Current:** Improves efficiency.  

This information is based solely on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

Current-Mode PWM Controller

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