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L4955 from ST,ST Microelectronics

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L4955

Manufacturer: ST

5A ULDO LINEAR REGULATORS FAMILY

Partnumber Manufacturer Quantity Availability
L4955 ST 23 In Stock

Description and Introduction

5A ULDO LINEAR REGULATORS FAMILY Here are the factual details about part **L4955** from the manufacturer **STMicroelectronics (ST)**:

### **Specifications:**
- **Type:** Low Dropout (LDO) Voltage Regulator  
- **Output Voltage:** 5V (fixed)  
- **Output Current:** Up to 750mA  
- **Dropout Voltage:** Typically 0.5V at full load  
- **Input Voltage Range:** Up to 28V  
- **Line Regulation:** 0.2% (typical)  
- **Load Regulation:** 0.4% (typical)  
- **Quiescent Current:** 10mA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-220, D²PAK  

### **Descriptions:**
- The **L4955** is a monolithic integrated LDO voltage regulator designed for high-performance applications.  
- It includes built-in protection features such as **thermal shutdown**, **short-circuit protection**, and **reverse polarity protection**.  
- Suitable for automotive and industrial applications due to its robustness.  

### **Features:**
- **Fixed 5V output** with high accuracy (±2%)  
- **Low dropout voltage** for efficient operation  
- **Thermal protection** with automatic shutdown  
- **Short-circuit proof**  
- **Reverse polarity protection**  
- **High ripple rejection** (60dB typical)  
- **Wide input voltage range** (up to 28V)  

For further details, refer to the official **STMicroelectronics datasheet**.

Application Scenarios & Design Considerations

5A ULDO LINEAR REGULATORS FAMILY

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