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LCP1521S from ST,ST Microelectronics

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LCP1521S

Manufacturer: ST

PROGRAMMABLE TRANSIENT VOLTAGE SUPPRESSOR FOR SLIC PROTECTION

Partnumber Manufacturer Quantity Availability
LCP1521S ST 42 In Stock

Description and Introduction

PROGRAMMABLE TRANSIENT VOLTAGE SUPPRESSOR FOR SLIC PROTECTION **Part Number:** LCP1521S  
**Manufacturer:** STMicroelectronics (ST)  

### **Specifications:**  
- **Type:** Low-dropout (LDO) voltage regulator  
- **Output Voltage:** 5V (fixed)  
- **Output Current:** 150mA  
- **Input Voltage Range:** Up to 12V  
- **Dropout Voltage:** 300mV (typical) at 150mA  
- **Quiescent Current:** 1.5µA (typical) in standby mode  
- **Line Regulation:** 0.2% (typical)  
- **Load Regulation:** 0.4% (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOT23-5L  

### **Descriptions:**  
The **LCP1521S** is a low-dropout linear regulator designed for battery-powered applications requiring low quiescent current and high efficiency. It provides a stable 5V output with very low dropout voltage, making it suitable for power-sensitive designs.  

### **Features:**  
- Ultra-low quiescent current in standby mode  
- Low dropout voltage (300mV at 150mA)  
- Stable with low-ESR ceramic capacitors  
- Thermal shutdown and current limit protection  
- Low noise output  
- AEC-Q100 qualified (for automotive applications)  

This regulator is ideal for portable devices, IoT applications, and automotive systems where power efficiency is critical.  

(Note: Always refer to the official ST datasheet for the latest specifications.)

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