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UC2825N from TI/UNITRODE,Texas Instruments

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UC2825N

Manufacturer: TI/UNITRODE

High Speed PWM Controller

Partnumber Manufacturer Quantity Availability
UC2825N TI/UNITRODE 12 In Stock

Description and Introduction

High Speed PWM Controller The UC2825N is a high-speed PWM controller manufactured by Texas Instruments (TI) and originally developed by Unitrode.  

### **Specifications:**  
- **Manufacturer:** Texas Instruments (TI) / Unitrode  
- **Type:** High-speed PWM controller  
- **Operating Frequency:** Up to 1 MHz  
- **Output Drive:** Dual totem-pole outputs (sink/source capability)  
- **Supply Voltage (VCC):** 8V to 35V  
- **Duty Cycle Range:** 0% to 100%  
- **Error Amplifier Bandwidth:** 5 MHz  
- **Current Limit Comparator Response Time:** 100 ns  
- **Package:** 16-Pin PDIP (Plastic Dual In-Line Package)  

### **Descriptions and Features:**  
- Designed for high-frequency switching power supply applications.  
- Features a precision reference, error amplifier, and current-sensing comparator.  
- Includes an oscillator with programmable frequency and dead-time control.  
- Provides under-voltage lockout (UVLO) protection.  
- Supports voltage-mode and current-mode control topologies.  
- Optimized for push-pull and half-bridge converter designs.  
- Low startup current (typically 150 µA).  
- High noise immunity due to tight comparator delays.  

This device is commonly used in DC-DC converters, power supplies, and motor control applications.

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