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LP3985IM5-3.2 from NS,National Semiconductor

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LP3985IM5-3.2

Manufacturer: NS

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

Partnumber Manufacturer Quantity Availability
LP3985IM5-3.2,LP3985IM532 NS 8268 In Stock

Description and Introduction

Micropower, 150mA Low-Noise Ultra Low-Dropout CMOS Voltage Regulator The LP3985IM5-3.2 is a low-dropout (LDO) voltage regulator manufactured by National Semiconductor (NS).  

### **Key Specifications:**  
- **Output Voltage:** 3.2V (fixed)  
- **Output Current:** 150mA  
- **Dropout Voltage:** 120mV (typical) at 100mA load  
- **Input Voltage Range:** 2.5V to 6V  
- **Low Quiescent Current:** 75µA (typical)  
- **High PSRR:** 70dB at 1kHz  
- **Package:** SOT-23-5  
- **Operating Temperature Range:** -40°C to +125°C  

### **Features:**  
- Ultra-low dropout voltage  
- Low noise and high PSRR (Power Supply Rejection Ratio)  
- Stable with low-ESR ceramic capacitors  
- Thermal shutdown and current limit protection  
- Fast transient response  

This regulator is designed for battery-powered and noise-sensitive applications.

Partnumber Manufacturer Quantity Availability
LP3985IM5-3.2,LP3985IM532 NSC 40 In Stock

Description and Introduction

Micropower, 150mA Low-Noise Ultra Low-Dropout CMOS Voltage Regulator The LP3985IM5-3.2 is a low-dropout (LDO) voltage regulator manufactured by National Semiconductor (NSC).  

### **Specifications:**  
- **Output Voltage:** 3.2V (fixed)  
- **Output Current:** 150mA  
- **Dropout Voltage:** 300mV (typical at full load)  
- **Input Voltage Range:** 2.5V to 6V  
- **Quiescent Current:** 75µA (typical)  
- **Package:** SOT-23-5  
- **Accuracy:** ±2% over line, load, and temperature  
- **Operating Temperature Range:** -40°C to +125°C  
- **Protection Features:** Thermal shutdown, current limit  

### **Descriptions and Features:**  
- Ultra-low dropout voltage for extended battery life.  
- Stable with low-ESR ceramic capacitors (≥1µF).  
- Low noise and high PSRR (Power Supply Rejection Ratio).  
- Fast transient response for portable applications.  
- Designed for space-constrained applications due to its small SOT-23-5 package.  
- Suitable for battery-powered devices, portable electronics, and embedded systems.  

This information is based on the manufacturer's datasheet and specifications.

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