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L4995RK from ST,ST Microelectronics

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L4995RK

Manufacturer: ST

5V, 500mA low drop voltage regulator

Partnumber Manufacturer Quantity Availability
L4995RK ST 80 In Stock

Description and Introduction

5V, 500mA low drop voltage regulator The part **L4995RK** is manufactured by **STMicroelectronics (ST)**.  

### **Specifications:**  
- **Type:** High Voltage Monolithic Switching Regulator  
- **Input Voltage Range:** 8V to 55V  
- **Output Voltage:** Adjustable (5V to 40V)  
- **Output Current:** Up to 500mA  
- **Switching Frequency:** 100kHz (fixed)  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +150°C  
- **Package:** TO-220-5L (isolated tab)  

### **Descriptions:**  
The **L4995RK** is a high-voltage switching regulator designed for step-down (buck) applications. It integrates a power switch, oscillator, and control circuitry, making it suitable for industrial and automotive applications requiring high efficiency and reliability.  

### **Features:**  
- **Wide Input Voltage Range (8V to 55V)**  
- **Adjustable Output Voltage (5V to 40V)**  
- **Internal Current Limiting & Thermal Shutdown**  
- **Low Standby Current (Typ. 1.5mA)**  
- **Soft-Start Function**  
- **Under-Voltage Lockout (UVLO)**  
- **Isolated Power Package (TO-220-5L)**  

This regulator is commonly used in power supplies, battery chargers, and automotive systems.

Application Scenarios & Design Considerations

5V, 500mA low drop voltage regulator

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