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LP3985IM5-3.3 NOPB from NSC,National Semiconductor

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LP3985IM5-3.3 NOPB

Manufacturer: NSC

Micropower, 150mA Low-Noise Ultra Low-Dropout CMOS Voltage Regulator 5-SOT-23 -40 to 125

Partnumber Manufacturer Quantity Availability
LP3985IM5-3.3 NOPB,LP3985IM533NOPB NSC 21000 In Stock

Description and Introduction

Micropower, 150mA Low-Noise Ultra Low-Dropout CMOS Voltage Regulator 5-SOT-23 -40 to 125 The LP3985IM5-3.3 NOPB is a low-dropout (LDO) voltage regulator manufactured by National Semiconductor (NSC).  

### **Specifications:**  
- **Output Voltage:** 3.3V (fixed)  
- **Output Current:** 150mA  
- **Dropout Voltage:** 130mV (typical) at 100mA load  
- **Input Voltage Range:** 2.5V to 6V  
- **Low Quiescent Current:** 75µA (typical)  
- **Low Shutdown Current:** <1µA  
- **High PSRR:** 70dB at 1kHz  
- **Thermal Shutdown Protection:** Yes  
- **Overcurrent Protection:** Yes  
- **Package:** SOT-23-5  

### **Descriptions:**  
The LP3985IM5-3.3 NOPB is a high-performance LDO regulator designed for battery-powered applications. It provides a stable 3.3V output with low noise and high power supply rejection ratio (PSRR).  

### **Features:**  
- Ultra-low dropout voltage  
- Low ground current for improved efficiency  
- Stable with low-ESR ceramic capacitors  
- Fast transient response  
- Thermal shutdown and current limit protection  
- RoHS-compliant and lead-free (NOPB)  

This regulator is suitable for portable electronics, wireless devices, and other power-sensitive applications.

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