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LT1121IS8#PBF from LINEAR

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LT1121IS8#PBF

Manufacturer: LINEAR

Micropower Low Dropout Regulators with Shutdown

Partnumber Manufacturer Quantity Availability
LT1121IS8#PBF,LT1121IS8PBF LINEAR 115 In Stock

Description and Introduction

Micropower Low Dropout Regulators with Shutdown The LT1121IS8#PBF is a low dropout (LDO) linear regulator manufactured by **Linear Technology** (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Output Voltage:** Adjustable (1.24V to 20V) or fixed voltages available  
- **Output Current:** 150mA  
- **Dropout Voltage:** 300mV (typical at full load)  
- **Input Voltage Range:** Up to 30V  
- **Line Regulation:** 0.0005%/V (typical)  
- **Load Regulation:** 0.02%/mA (typical)  
- **Quiescent Current:** 950µA (typical)  
- **Package:** 8-Lead SOIC (SO-8)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Protection Features:** Reverse battery protection, current limiting, thermal shutdown  

### **Description:**  
The LT1121IS8#PBF is a high-performance LDO regulator designed for applications requiring stable voltage regulation with very low dropout. It is suitable for battery-powered systems, industrial controls, and instrumentation due to its wide input voltage range and robust protection features.

### **Features:**  
- **Low Dropout Voltage:** Ensures efficient operation even with small input-output differentials.  
- **Adjustable Output:** Can be set via external resistors.  
- **Low Quiescent Current:** Ideal for battery-operated devices.  
- **Stable with Low-ESR Capacitors:** Works with ceramic or tantalum capacitors.  
- **Reverse Battery Protection:** Safeguards against incorrect polarity connections.  
- **Thermal Shutdown & Current Limit:** Prevents damage from overheating or overcurrent.  

For exact performance characteristics, refer to the official datasheet from **Analog Devices (Linear Technology)**.

Application Scenarios & Design Considerations

Micropower Low Dropout Regulators with Shutdown

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