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L4990D from ST,ST Microelectronics

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L4990D

Manufacturer: ST

PRIMARY CONTROLLER

Partnumber Manufacturer Quantity Availability
L4990D ST 41 In Stock

Description and Introduction

PRIMARY CONTROLLER The part **L4990D** is manufactured by **STMicroelectronics (ST)**.  

### **Specifications:**  
- **Category:** Voltage Regulator - Linear  
- **Type:** Low Dropout (LDO) Voltage Regulator  
- **Output Voltage:** Adjustable (typically 3.3V, 5V, or other values based on configuration)  
- **Output Current:** Up to 1.5A  
- **Dropout Voltage:** Low dropout (specific value depends on load conditions)  
- **Input Voltage Range:** Up to 20V (exact range may vary)  
- **Package:** Typically available in **TO-220** or **D²PAK** packages  
- **Protection Features:** Overcurrent protection, thermal shutdown, and reverse polarity protection  
- **Operating Temperature Range:** Industrial-grade (e.g., -40°C to +125°C)  

### **Descriptions and Features:**  
- Designed for high-efficiency voltage regulation in power supply applications.  
- Suitable for automotive, industrial, and consumer electronics.  
- Adjustable output voltage via external resistors.  
- Stable operation with low-ESR capacitors.  
- Low quiescent current for improved efficiency.  
- Robust protection mechanisms for reliable performance.  

For exact datasheet details, refer to **STMicroelectronics' official documentation** on the L4990D.

Application Scenarios & Design Considerations

PRIMARY CONTROLLER

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