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TL3842DR-8 from TI,Texas Instruments

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TL3842DR-8

Manufacturer: TI

Current-Mode PWM Controller

Partnumber Manufacturer Quantity Availability
TL3842DR-8,TL3842DR8 TI 1132 In Stock

Description and Introduction

Current-Mode PWM Controller The TL3842DR-8 is a current-mode PWM controller manufactured by Texas Instruments (TI).  

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

### **Descriptions:**  
The TL3842DR-8 is designed for DC-DC converter applications, providing precise control with features like cycle-by-cycle current limiting, under-voltage lockout (UVLO), and a trimmed oscillator for accurate frequency control.  

### **Features:**  
- **Current-Mode Operation:** Enhances loop response and simplifies compensation.  
- **Under-Voltage Lockout (UVLO):** Ensures proper start-up and shutdown.  
- **Trimmed Oscillator:** Provides precise frequency control.  
- **High-Current Totem Pole Output:** Optimized for driving power MOSFETs.  
- **Cycle-by-Cycle Current Limiting:** Protects against overloads.  
- **Low Start-Up Current:** Typically 1mA.  

This device is commonly used in switch-mode power supplies (SMPS), battery chargers, and other power conversion applications.

Application Scenarios & Design Considerations

Current-Mode PWM Controller

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