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UCC3813PW-0G4 from TI/BB,Texas Instruments

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UCC3813PW-0G4

Manufacturer: TI/BB

Low Power Economy BiCMOS Current Mode PWM

Partnumber Manufacturer Quantity Availability
UCC3813PW-0G4,UCC3813PW0G4 TI/BB 230 In Stock

Description and Introduction

Low Power Economy BiCMOS Current Mode PWM The UCC3813PW-0G4 is a BiCMOS power factor correction (PFC) controller manufactured by Texas Instruments (TI) and Burr-Brown (BB).  

### **Specifications:**  
- **Type:** Average Current Mode PFC Controller  
- **Package:** TSSOP-20  
- **Operating Temperature Range:** 0°C to 70°C  
- **Supply Voltage (VCC):** 10V to 17V  
- **Maximum Duty Cycle:** 95%  
- **Switching Frequency:** Adjustable up to 250kHz  
- **Current Sense Input Range:** -1V to +5V  
- **Output Drive Current:** ±1.5A peak  

### **Descriptions:**  
The UCC3813PW-0G4 is designed for high-performance power factor correction in AC/DC power supplies. It operates in average current mode control, ensuring low harmonic distortion and high power factor.  

### **Features:**  
- **Average Current Mode Control** for precise current shaping  
- **Programmable Oscillator Frequency**  
- **Soft-Start Function** for controlled startup  
- **Undervoltage Lockout (UVLO)**  
- **Peak Current Limiting** for protection  
- **Low Startup Current** (~150µA)  
- **Multiplier Output for Feedforward Correction**  

This device is commonly used in power supply applications requiring compliance with harmonic standards such as IEC 61000-3-2.

Partnumber Manufacturer Quantity Availability
UCC3813PW-0G4,UCC3813PW0G4 TEXAS 1204 In Stock

Description and Introduction

Low Power Economy BiCMOS Current Mode PWM The UCC3813PW-0G4 is a high-speed PWM controller manufactured by Texas Instruments. Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Manufacturer:** Texas Instruments  
- **Type:** PWM Controller  
- **Topology:** Current Mode  
- **Output Type:** Push-Pull  
- **Switching Frequency:** Up to 1 MHz  
- **Supply Voltage (VCC):** 12V to 17V (operating range)  
- **Duty Cycle Max:** 50%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** TSSOP-16  

### **Descriptions:**
- The UCC3813PW-0G4 is a high-performance current-mode PWM controller optimized for power supply applications.  
- It provides precise regulation and fast transient response, making it suitable for DC-DC converters and offline power supplies.  
- The device includes features like soft-start, cycle-by-cycle current limiting, and undervoltage lockout (UVLO).  

### **Features:**
- **Current-Mode Control:** Enhances loop response and simplifies compensation.  
- **High-Speed Operation:** Supports switching frequencies up to 1 MHz.  
- **Programmable Soft-Start:** Reduces inrush current during startup.  
- **Undervoltage Lockout (UVLO):** Ensures proper operation within the supply voltage range.  
- **Cycle-by-Cycle Current Limiting:** Protects against overloads.  
- **Push-Pull Output:** Capable of driving power MOSFETs effectively.  
- **Low Startup Current:** Reduces power consumption during initial operation.  

This information is based solely on the manufacturer's datasheet for the UCC3813PW-0G4.

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