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L4959 from ST,ST Microelectronics

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L4959

Manufacturer: ST

MULTIFUNCTION VOLTAGE REGULATOR FOR HOME AUDIO

Partnumber Manufacturer Quantity Availability
L4959 ST 50 In Stock

Description and Introduction

MULTIFUNCTION VOLTAGE REGULATOR FOR HOME AUDIO The part L4959 is a low-dropout (LDO) voltage regulator manufactured by STMicroelectronics.  

### **Specifications:**  
- **Output Voltage:** 5V (fixed)  
- **Output Current:** Up to 150mA  
- **Dropout Voltage:** 300mV (typical) at 100mA  
- **Input Voltage Range:** Up to 20V  
- **Quiescent Current:** 1.7mA (typical)  
- **Low Standby Current:** 0.1µA (typical)  
- **Line Regulation:** 0.2% (typical)  
- **Load Regulation:** 0.4% (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package Options:** TO-92, DPAK  

### **Descriptions and Features:**  
- Designed for automotive and industrial applications.  
- Includes short-circuit and thermal protection.  
- Very low dropout voltage for improved efficiency.  
- Low standby current for battery-powered applications.  
- Stable operation with low-ESR capacitors.  
- Reverse polarity protection.  

This information is based on the manufacturer's datasheet for the L4959.

Application Scenarios & Design Considerations

MULTIFUNCTION VOLTAGE REGULATOR FOR HOME AUDIO
Partnumber Manufacturer Quantity Availability
L4959 STM 5827 In Stock

Description and Introduction

MULTIFUNCTION VOLTAGE REGULATOR FOR HOME AUDIO **Part L4959 Manufacturer: STM (STMicroelectronics)**  

### **Specifications:**  
- **Output Voltage:** Adjustable from 1.235V to 20V  
- **Output Current:** Up to 1.5A  
- **Dropout Voltage:** Typically 0.5V at 1A  
- **Input Voltage Range:** Up to 28V  
- **Line Regulation:** 0.05% (Typical)  
- **Load Regulation:** 0.1% (Typical)  
- **Quiescent Current:** 10mA (Typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-220  

### **Descriptions:**  
The **L4959** is a **low-dropout (LDO) voltage regulator** from **STMicroelectronics**, designed for high-performance applications requiring stable and precise voltage regulation. It features **thermal shutdown, short-circuit protection, and an adjustable output voltage** via an external resistor divider.  

### **Features:**  
- **Adjustable Output Voltage** (1.235V to 20V)  
- **Low Dropout Voltage** (0.5V at 1A)  
- **High Output Current Capability** (1.5A)  
- **Thermal Shutdown Protection**  
- **Short-Circuit Protection**  
- **Wide Input Voltage Range** (Up to 28V)  
- **Stable with Low-ESR Capacitors**  
- **TO-220 Package for Efficient Heat Dissipation**  

This regulator is suitable for **power supplies, automotive systems, and industrial applications** requiring reliable voltage regulation.

Application Scenarios & Design Considerations

MULTIFUNCTION VOLTAGE REGULATOR FOR HOME AUDIO

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