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TL2844BDR-8 from TI,Texas Instruments

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TL2844BDR-8

Manufacturer: TI

High-Performance Current-Mode PWM Controller 8-SOIC -40 to 85

Partnumber Manufacturer Quantity Availability
TL2844BDR-8,TL2844BDR8 TI 1980 In Stock

Description and Introduction

High-Performance Current-Mode PWM Controller 8-SOIC -40 to 85 The TL2844BDR-8 is a PWM controller IC manufactured by Texas Instruments (TI). Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Manufacturer:** Texas Instruments (TI)  
- **Part Number:** TL2844BDR-8  
- **Type:** Current-Mode PWM Controller  
- **Topology:** Flyback, Forward, Boost, Buck  
- **Output Type:** Single  
- **Output Configuration:** Push-Pull  
- **Number of Outputs:** 1  
- **Switching Frequency:** 500 kHz  
- **Duty Cycle (Max):** 50%  
- **Supply Voltage (Vcc):** 8.5V to 30V  
- **Supply Current (Max):** 11 mA  
- **Operating Temperature Range:** -40°C to 85°C  
- **Package:** SOIC-8  

### **Descriptions:**  
- The TL2844BDR-8 is a high-performance current-mode PWM controller optimized for DC-DC converter applications.  
- It provides precise regulation with features like adjustable switching frequency, soft-start, and cycle-by-cycle current limiting.  
- Designed for offline and DC-DC power supplies, it supports both isolated and non-isolated topologies.  

### **Features:**  
- **Current-Mode Control:** Improves loop response and simplifies compensation.  
- **Adjustable Frequency:** Up to 500 kHz operation.  
- **Under-Voltage Lockout (UVLO):** Ensures proper start-up and shutdown.  
- **Soft-Start:** Reduces inrush current during startup.  
- **Error Amplifier:** High-gain bandwidth for tight regulation.  
- **Cycle-by-Cycle Current Limiting:** Protects against overloads.  
- **Low Startup Current:** Typically 0.5 mA.  
- **Totem Pole Output:** Capable of driving power MOSFETs directly.  

This information is strictly based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

High-Performance Current-Mode PWM Controller 8-SOIC -40 to 85

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