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LP2981AIM5X-3.8 from NAS

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LP2981AIM5X-3.8

Manufacturer: NAS

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

Partnumber Manufacturer Quantity Availability
LP2981AIM5X-3.8,LP2981AIM5X38 NAS 12000 In Stock

Description and Introduction

Micropower 100 mA Ultra Low-Dropout Regulator in SOT-23 and micro SMD Packages The LP2981AIM5X-3.8 is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments (TI) under the National Semiconductor (NAS) brand.  

### **Specifications:**  
- **Output Voltage:** 3.8V (fixed)  
- **Output Current:** 100mA  
- **Dropout Voltage:** 300mV (typical at 100mA load)  
- **Input Voltage Range:** Up to 16V  
- **Accuracy:** ±1.5% (over line, load, and temperature)  
- **Quiescent Current:** 75µA (typical)  
- **Package:** SOT-23-5  
- **Operating Temperature Range:** -40°C to +125°C  
- **Protection Features:** Thermal shutdown, current limit  

### **Descriptions and Features:**  
- Ultra-low dropout linear regulator  
- Designed for battery-powered applications  
- Stable with low-ESR ceramic capacitors (≥1µF)  
- Low noise and high PSRR (Power Supply Rejection Ratio)  
- Low ground current for improved efficiency  
- Thermal shutdown and current limit protection  
- RoHS-compliant and lead-free  

This regulator is commonly used in portable electronics, battery-powered devices, and noise-sensitive applications.

Partnumber Manufacturer Quantity Availability
LP2981AIM5X-3.8,LP2981AIM5X38 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-3.8 is a low-dropout (LDO) voltage regulator manufactured by National Semiconductor (NS国半). Below are its specifications, descriptions, and features based on factual information:  

### **Specifications:**  
- **Output Voltage:** 3.8V (fixed)  
- **Output Current:** Up to 100mA  
- **Dropout Voltage:** 300mV (typical at 100mA load)  
- **Input Voltage Range:** 2.3V to 16V  
- **Accuracy:** ±2% over line, load, and temperature  
- **Quiescent Current:** 75µA (typical)  
- **Package:** SOT-23-5 (Miniature 5-Pin Package)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Protection Features:** Overcurrent and thermal shutdown  

### **Descriptions:**  
The LP2981AIM5X-3.8 is a high-performance LDO regulator designed for low-power applications requiring stable voltage regulation. It is optimized for battery-powered systems and provides low noise and high PSRR (Power Supply Rejection Ratio).  

### **Features:**  
- **Low Dropout Voltage:** Ensures efficient operation even with small input-output differentials.  
- **Low Quiescent Current:** Extends battery life in portable applications.  
- **Stable with Low-ESR Capacitors:** Works with ceramic capacitors (≥1µF).  
- **High PSRR:** Provides excellent noise rejection for sensitive circuits.  
- **Thermal & Overcurrent Protection:** Enhances reliability under fault conditions.  
- **Miniature SOT-23-5 Package:** Ideal for space-constrained designs.  

This information is strictly based on the manufacturer's datasheet and technical documentation.

Partnumber Manufacturer Quantity Availability
LP2981AIM5X-3.8,LP2981AIM5X38 NS 103840 In Stock

Description and Introduction

Micropower 100 mA Ultra Low-Dropout Regulator in SOT-23 and micro SMD Packages The LP2981AIM5X-3.8 is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments (formerly National Semiconductor, NS).  

### **Specifications:**  
- **Output Voltage:** 3.8V (fixed)  
- **Output Current:** 100mA  
- **Dropout Voltage:** 300mV (typical at 100mA load)  
- **Input Voltage Range:** Up to 16V  
- **Low Quiescent Current:** 75µA (typical)  
- **Low Shutdown Current:** <1µA  
- **Accuracy:** ±2% (over line, load, and temperature)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOT-23-5  

### **Descriptions and Features:**  
- Designed for battery-powered applications requiring stable voltage regulation.  
- Features low dropout voltage, making it suitable for applications with tight input-output differentials.  
- Includes thermal shutdown and current limit protection for enhanced reliability.  
- Stable with low-ESR ceramic capacitors (≥1µF).  
- Optimized for noise-sensitive applications due to low output noise.  
- Suitable for portable electronics, power management in microcontrollers, and battery-powered devices.  

This regulator is part of Texas Instruments' LP2981 series, known for high performance in space-constrained designs.

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