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LP3985IM5-2.85 from NSC,National Semiconductor

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LP3985IM5-2.85

Manufacturer: NSC

Micropower, 150mA Low-Noise Ultra Low-Dropout CMOS Voltage Regulator

Partnumber Manufacturer Quantity Availability
LP3985IM5-2.85,LP3985IM5285 NSC 1000 In Stock

Description and Introduction

Micropower, 150mA Low-Noise Ultra Low-Dropout CMOS Voltage Regulator The LP3985IM5-2.85 is a low-dropout (LDO) voltage regulator manufactured by National Semiconductor (NSC).  

**Specifications:**  
- **Output Voltage:** 2.85V (fixed)  
- **Output Current:** 150mA  
- **Dropout Voltage:** 300mV (typical) at 150mA load  
- **Input Voltage Range:** 2.5V to 6.0V  
- **Quiescent Current:** 75µA (typical)  
- **Package:** SOT-23-5  
- **Operating Temperature Range:** -40°C to +125°C  
- **Line Regulation:** 0.02%/V (typical)  
- **Load Regulation:** 0.05%/mA (typical)  
- **PSRR (Power Supply Rejection Ratio):** 70dB at 1kHz  

**Descriptions and Features:**  
- Ultra-low dropout voltage for extended battery life  
- Low quiescent current for improved efficiency  
- Stable with low-ESR ceramic capacitors (≥1µF)  
- Thermal shutdown and current limit protection  
- Fast transient response  
- Small SOT-23-5 package for space-constrained applications  
- Designed for portable and battery-powered devices  

This regulator is commonly used in applications such as wireless devices, portable electronics, and power-sensitive systems.

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