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VIPER22A from TI,Texas Instruments

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VIPER22A

Manufacturer: TI

LOW POWER OFF LINE SMPS PRIMARY SWITCHER

Partnumber Manufacturer Quantity Availability
VIPER22A TI 600 In Stock

Description and Introduction

LOW POWER OFF LINE SMPS PRIMARY SWITCHER The VIPER22A is a highly integrated PWM controller and power MOSFET designed for offline power supplies. Below are the factual details about the VIPER22A from Texas Instruments (TI):  

### **Manufacturer:**  
Texas Instruments (TI)  

### **Specifications:**  
- **Input Voltage Range:** 9V to 38V (DC)  
- **Output Power:** Up to 21W in flyback topology  
- **Switching Frequency:** 60 kHz (fixed)  
- **Drain-Source Voltage (VDSS):** 730V  
- **Maximum Drain Current (ID):** 0.5A (pulsed)  
- **Standby Power Consumption:** <30mW  
- **Operating Temperature Range:** -40°C to +150°C  
- **Package:** SO-8 (PowerSO-8)  

### **Descriptions:**  
- The VIPER22A integrates a high-voltage power MOSFET with a PWM controller, enabling compact offline power supply designs.  
- It includes built-in protections such as thermal shutdown, overvoltage protection (OVP), and overload protection.  
- Suitable for applications like AC-DC converters, battery chargers, and auxiliary power supplies.  

### **Features:**  
- **High-Voltage Startup Circuit:** Reduces external component count.  
- **Current-Mode Control:** Improves transient response and stability.  
- **Soft-Start:** Reduces inrush current.  
- **Frequency Jittering:** Minimizes EMI emissions.  
- **Auto-Restart Protection:** Recovers automatically after fault conditions.  

For additional details, refer to the official Texas Instruments datasheet.

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