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LP2981AIM5X-2.9 from NS,National Semiconductor

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LP2981AIM5X-2.9

Manufacturer: NS

Micropower 100 mA Ultra Low-Dropout Regulator in SOT-23 and micro SMD Packages

Partnumber Manufacturer Quantity Availability
LP2981AIM5X-2.9,LP2981AIM5X29 NS 51785 In Stock

Description and Introduction

Micropower 100 mA Ultra Low-Dropout Regulator in SOT-23 and micro SMD Packages The LP2981AIM5X-2.9 is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments (formerly National Semiconductor, NS).  

### **Specifications:**  
- **Output Voltage:** 2.9V (fixed)  
- **Output Current:** 100mA  
- **Dropout Voltage:** 300mV (typical at 100mA load)  
- **Input Voltage Range:** 2.5V to 16V  
- **Low Quiescent Current:** 75µA (typical)  
- **Low Shutdown Current:** 0.01µA (typical)  
- **Accuracy:** ±1.5% (over line, load, and temperature)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOT-23-5  

### **Descriptions & Features:**  
- Designed for battery-powered applications requiring low quiescent current.  
- Stable with low-ESR ceramic capacitors (≥1µF).  
- Thermal shutdown and current limit protection.  
- Low noise performance for sensitive analog circuits.  
- Suitable for portable devices, power management, and industrial applications.  

This information is based on the manufacturer's datasheet. For detailed specifications, refer to the official documentation.

Partnumber Manufacturer Quantity Availability
LP2981AIM5X-2.9,LP2981AIM5X29 NS国半 28000 In Stock

Description and Introduction

Micropower 100 mA Ultra Low-Dropout Regulator in SOT-23 and micro SMD Packages The LP2981AIM5X-2.9 is a low-dropout (LDO) voltage regulator manufactured by National Semiconductor (NS国半). Below are its specifications, descriptions, and features based on factual data:

### **Specifications:**
- **Output Voltage:** 2.9V (fixed)  
- **Output Current:** 100mA  
- **Dropout Voltage:** 300mV (typical at 100mA load)  
- **Input Voltage Range:** 2.5V to 16V  
- **Line Regulation:** 0.02%/V (typical)  
- **Load Regulation:** 0.04%/mA (typical)  
- **Quiescent Current:** 75µA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOT-23-5  

### **Descriptions:**
- The LP2981AIM5X-2.9 is a precision, low-noise, low-dropout voltage regulator designed for battery-powered applications.  
- It provides a stable 2.9V output with high accuracy (±1% over temperature).  
- The device includes features such as thermal shutdown and current limit protection.  
- It is optimized for low-power applications requiring minimal dropout voltage and low quiescent current.  

### **Features:**
- **Low Dropout Voltage:** 300mV typical at 100mA load.  
- **Low Noise Output:** Optimized for noise-sensitive applications.  
- **Thermal Shutdown Protection:** Prevents damage from overheating.  
- **Current Limit Protection:** Safeguards against excessive load currents.  
- **Stable with Low-ESR Capacitors:** Works with ceramic or tantalum capacitors.  
- **Low Quiescent Current:** 75µA typical, improving battery life.  
- **Wide Input Voltage Range:** Supports operation from 2.5V to 16V.  

This information is sourced from the manufacturer's datasheet and technical documentation.

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