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LT1121CS8-3.3#PBF from LINEAR

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LT1121CS8-3.3#PBF

Manufacturer: LINEAR

Micropower Low Dropout Regulators with Shutdown

Partnumber Manufacturer Quantity Availability
LT1121CS8-3.3#PBF,LT1121CS833PBF LINEAR 134 In Stock

Description and Introduction

Micropower Low Dropout Regulators with Shutdown The LT1121CS8-3.3#PBF is a low dropout (LDO) voltage regulator manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Output Voltage:** 3.3V (fixed)  
- **Input Voltage Range:** Up to 30V  
- **Dropout Voltage:** 0.4V (typical) at 150mA load  
- **Output Current:** 150mA  
- **Line Regulation:** 0.02%/V (typical)  
- **Load Regulation:** 0.05%/mA (typical)  
- **Quiescent Current:** 950µA (typical)  
- **Package:** SOIC-8  
- **Operating Temperature Range:** 0°C to +125°C  
- **Protection Features:** Reverse battery protection, current limiting, thermal shutdown  

### **Descriptions:**  
The LT1121 is a micropower LDO regulator designed for battery-powered applications. It provides stable 3.3V output with low dropout voltage and minimal quiescent current, making it suitable for portable devices.  

### **Features:**  
- Low dropout voltage (0.4V typical)  
- Low quiescent current (950µA typical)  
- Reverse battery protection  
- Thermal shutdown and current limit protection  
- Stable with low-ESR capacitors  
- Wide input voltage range (up to 30V)  
- Available in an 8-lead SOIC package  

This regulator is commonly used in battery-operated systems, industrial controls, and instrumentation.

Application Scenarios & Design Considerations

Micropower Low Dropout Regulators with Shutdown

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