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L4970 from STM,ST Microelectronics

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L4970

Manufacturer: STM

10A SWITCHING REGULATOR

Partnumber Manufacturer Quantity Availability
L4970 STM 200 In Stock

Description and Introduction

10A SWITCHING REGULATOR The L4970 is a switching regulator IC manufactured by STMicroelectronics (STM). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Output Voltage:** Adjustable from 3.3V to 50V  
- **Output Current:** Up to 10A  
- **Input Voltage Range:** 15V to 50V  
- **Switching Frequency:** 200kHz (fixed)  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +150°C  
- **Package:** Multiwatt15 (through-hole)  

### **Descriptions:**  
- The L4970 is a step-down (buck) switching regulator designed for high-current applications.  
- It integrates a power MOSFET, PWM controller, and protection features in a single package.  
- Suitable for industrial, automotive, and power supply applications.  

### **Features:**  
- **Built-in Power MOSFET:** Reduces external component count.  
- **PWM Control:** Fixed-frequency voltage-mode control.  
- **Protection Features:**  
  - Overcurrent protection  
  - Thermal shutdown  
  - Undervoltage lockout (UVLO)  
- **Soft-Start:** Prevents inrush current at startup.  
- **Synchronization Capability:** Can sync with an external clock.  

This information is based on the manufacturer's datasheet for the L4970 by STMicroelectronics.

Application Scenarios & Design Considerations

10A SWITCHING REGULATOR

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