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L5983TR from ST,ST Microelectronics

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L5983TR

Manufacturer: ST

Up to 1.5 A step down switching regulator

Partnumber Manufacturer Quantity Availability
L5983TR ST 6 In Stock

Description and Introduction

Up to 1.5 A step down switching regulator The L5983TR is a step-down monolithic power switching regulator manufactured by STMicroelectronics. Here are the key specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Input Voltage Range:** 2.9 V to 18 V  
- **Output Voltage Range:** 0.6 V to VIN  
- **Output Current:** Up to 4 A  
- **Switching Frequency:** 250 kHz to 1 MHz (adjustable)  
- **Efficiency:** Up to 95%  
- **Quiescent Current:** 70 µA (typ.) in standby mode  
- **Operating Temperature Range:** -40°C to +150°C  
- **Package:** PowerSO-8  

### **Descriptions:**  
The L5983TR is a synchronous step-down DC-DC converter with an integrated power MOSFET. It is designed for high-efficiency applications with a wide input voltage range, making it suitable for battery-powered devices, industrial systems, and telecommunications equipment.  

### **Features:**  
- **Synchronous Rectification:** Improves efficiency by reducing power losses.  
- **Adjustable Output Voltage:** Set via an external resistor divider.  
- **Programmable Switching Frequency:** Allows optimization for efficiency or component size.  
- **Soft-Start Function:** Prevents inrush current at startup.  
- **Overcurrent and Thermal Protection:** Enhances system reliability.  
- **Low Dropout Operation:** Maintains regulation even when input voltage is close to output.  
- **External Clock Synchronization:** Supports synchronization with an external clock signal.  

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

Application Scenarios & Design Considerations

Up to 1.5 A step down switching regulator

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