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LP3981ILD-2.83 from NS,National Semiconductor

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LP3981ILD-2.83

Manufacturer: NS

Micropower, 300mA Ultra Low-Dropout CMOS Voltage Regulator

Partnumber Manufacturer Quantity Availability
LP3981ILD-2.83,LP3981ILD283 NS 500 In Stock

Description and Introduction

Micropower, 300mA Ultra Low-Dropout CMOS Voltage Regulator The LP3981ILD-2.83 is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments (NS).  

### **Specifications:**  
- **Output Voltage:** 2.83V (fixed)  
- **Output Current:** 300mA  
- **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:** 5-pin SOT-23 (DBV)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Protection Features:** Overcurrent and thermal shutdown  

### **Descriptions & Features:**  
- Ultra-low dropout voltage for efficient power management.  
- Stable with low-ESR ceramic capacitors (≥1µF).  
- Low noise and high power supply rejection ratio (PSRR).  
- Designed for battery-powered applications.  
- Fast transient response for dynamic loads.  
- Small footprint package for space-constrained designs.  

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

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