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TL3844BDR-8 from TI,Texas Instruments

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TL3844BDR-8

Manufacturer: TI

High-Performance Current-Mode PWM Controller 8-SOIC 0 to 70

Partnumber Manufacturer Quantity Availability
TL3844BDR-8,TL3844BDR8 TI 2001 In Stock

Description and Introduction

High-Performance Current-Mode PWM Controller 8-SOIC 0 to 70 The TL3844BDR-8 is a current-mode PWM controller manufactured by Texas Instruments (TI). Below are its specifications, descriptions, and features based on factual information:

### **Specifications:**
- **Manufacturer:** Texas Instruments (TI)  
- **Package:** SOIC-8  
- **Topology:** Current-Mode PWM Controller  
- **Input Voltage Range (VCC):** 8V to 30V  
- **Switching Frequency:** Up to 500 kHz  
- **Output Duty Cycle:** 0% to 50% (Maximum)  
- **Output Current (Source/Sink):** 200 mA (Peak)  
- **Reference Voltage:** 5V ±1%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Start-Up Current:** <1 mA  

### **Descriptions:**
The TL3844BDR-8 is a high-performance fixed-frequency current-mode PWM controller. It is designed for DC-DC converter applications and provides precise regulation with minimal external components. The device features an oscillator, error amplifier, current-sensing comparator, and a totem-pole output driver.  

### **Features:**
- **Current-Mode Control:** Improves loop response and simplifies compensation.  
- **Adjustable Frequency:** Set by external timing components.  
- **Undervoltage Lockout (UVLO):** Ensures proper operation within the input voltage range.  
- **Soft-Start Capability:** Reduces inrush current during startup.  
- **Pulse-by-Pulse Current Limiting:** Enhances system protection.  
- **Low Power Consumption:** Optimized for efficiency.  
- **Totem-Pole Output:** Suitable for driving MOSFETs directly.  

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

Application Scenarios & Design Considerations

High-Performance Current-Mode PWM Controller 8-SOIC 0 to 70

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