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LM2596T-12

SIMPLE SWITCHER Power Converter 150 KHz 3A Step-Down Voltage Regulator

Partnumber Manufacturer Quantity Availability
LM2596T-12,LM2596T12 30 In Stock

Description and Introduction

SIMPLE SWITCHER Power Converter 150 KHz 3A Step-Down Voltage Regulator The LM2596T-12 is a step-down (buck) switching voltage regulator manufactured by Texas Instruments (formerly National Semiconductor). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Output Voltage:** Fixed 12V (±4% tolerance).
- **Input Voltage Range:** 4.5V to 40V.
- **Output Current:** Up to 3A (with proper heat dissipation).
- **Switching Frequency:** 150 kHz (fixed).
- **Efficiency:** Up to 88%.
- **Operating Temperature Range:** -40°C to +125°C.
- **Package Type:** TO-220 (5-pin).
- **Protection Features:** Thermal shutdown and current limit.

### **Descriptions:**
- The LM2596T-12 is a monolithic integrated circuit that provides all active functions for a step-down (buck) switching regulator.
- It is designed for simple and efficient voltage regulation in applications requiring a fixed 12V output.
- The device includes a high-efficiency switch, an oscillator, a feedback control circuit, and protection features.

### **Features:**
- **Fixed 12V Output:** No external feedback resistors required.
- **Wide Input Range:** Suitable for automotive, industrial, and battery-powered applications.
- **High Efficiency:** Reduces heat dissipation compared to linear regulators.
- **Internal Frequency Compensation:** Simplifies circuit design.
- **Thermal Shutdown & Current Limit:** Protects the device from overheating and overcurrent conditions.
- **Minimal External Components:** Requires only an inductor, diode, and input/output capacitors.

This information is based solely on the manufacturer's datasheet.

Application Scenarios & Design Considerations

SIMPLE SWITCHER Power Converter 150 KHz 3A Step-Down Voltage Regulator

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