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UC3825J from UC

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15.625ms

UC3825J

Manufacturer: UC

High Speed PWM Controller

Partnumber Manufacturer Quantity Availability
UC3825J UC 700 In Stock

Description and Introduction

High Speed PWM Controller The UC3825J is a high-speed PWM controller manufactured by Texas Instruments.  

### **Specifications:**  
- **Input Voltage Range:** 10V to 30V  
- **Operating Frequency Range:** Up to 1MHz  
- **Output Drive Current:** 2A (peak)  
- **Duty Cycle Range:** 0% to 100%  
- **Error Amplifier Bandwidth:** 12MHz  
- **Soft-Start Capability:** Yes  
- **Undervoltage Lockout (UVLO):** Adjustable  
- **Package Type:** 16-Pin DIP (Plastic)  

### **Descriptions:**  
The UC3825J is a pulse-width modulation (PWM) controller designed for high-frequency power supply applications. It features fast response times, high drive capability, and precise duty cycle control. It includes an error amplifier, oscillator, PWM comparator, and output drivers for efficient power conversion.  

### **Features:**  
- **High-Speed Operation:** Optimized for switching frequencies up to 1MHz.  
- **Precision Reference:** 5.1V ±1% bandgap reference.  
- **Programmable Deadtime Control:** Adjustable for optimal switching performance.  
- **Double-Pulse Suppression:** Prevents multiple pulses in a single switching cycle.  
- **Current Limiting:** Provides protection against overcurrent conditions.  
- **Low Startup Current:** Typically 1mA for reduced power consumption.  

This information is based on the manufacturer's datasheet for the UC3825J.

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