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TL497 from TI,Texas Instruments

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TL497

Manufacturer: TI

SWITCHING VOLTAGE REGULATORS

Partnumber Manufacturer Quantity Availability
TL497 TI 350 In Stock

Description and Introduction

SWITCHING VOLTAGE REGULATORS The TL497 is a switching regulator IC manufactured by Texas Instruments (TI). Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 12V  
- **Output Voltage Range:** Adjustable from 5V to 30V (step-up configuration) or fixed 5V (step-down configuration)  
- **Output Current:** Up to 500mA (step-up), up to 1A (step-down)  
- **Switching Frequency:** 20kHz (typical)  
- **Efficiency:** Up to 85%  
- **Operating Temperature Range:** 0°C to 70°C  

### **Descriptions:**  
The TL497 is a pulse-width modulation (PWM) switching regulator designed for both step-up (boost) and step-down (buck) voltage conversion. It includes an internal power switch, oscillator, and control circuitry, making it suitable for DC-DC converter applications.  

### **Features:**  
- **Adjustable Output Voltage** (via external resistors)  
- **Internal Power Switch** (simplifies design)  
- **Short-Circuit Protection**  
- **Low Standby Current**  
- **Wide Input Voltage Range**  
- **Available in 8-Pin DIP and SOIC Packages**  

The TL497 is commonly used in power supply designs for industrial, automotive, and consumer electronics.

Application Scenarios & Design Considerations

SWITCHING VOLTAGE REGULATORS

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