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L4995AK from ST,ST Microelectronics

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L4995AK

Manufacturer: ST

5V, 500mA low drop voltage regulator

Partnumber Manufacturer Quantity Availability
L4995AK ST 5300 In Stock

Description and Introduction

5V, 500mA low drop voltage regulator The part **L4995AK** is a **high voltage monolithic step-down switching regulator** manufactured by **STMicroelectronics (ST)**.  

### **Key Specifications:**  
- **Input Voltage Range:** 8V to 55V  
- **Output Voltage:** Adjustable from 3.3V 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)  

### **Features:**  
- **High Voltage Operation:** Supports input voltages up to 55V.  
- **Adjustable Output Voltage:** Set via an external resistor divider.  
- **Current Limiting & Thermal Shutdown:** Built-in protection features.  
- **Low Dropout Operation:** Maintains regulation with small input-output differentials.  
- **Soft-Start Function:** Reduces inrush current during startup.  
- **Low Quiescent Current:** Improves efficiency in standby modes.  

### **Applications:**  
- Industrial power supplies  
- Automotive systems  
- Battery-powered equipment  
- Distributed power systems  

For detailed datasheets and application notes, refer to **STMicroelectronics' official documentation**.

Application Scenarios & Design Considerations

5V, 500mA low drop voltage regulator

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