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LP2978IM5-3.8 from NATIONAL,National Semiconductor

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LP2978IM5-3.8

Manufacturer: NATIONAL

Micropower SOT, 50 mA Low-Noise Ultra Low-Dropout Regulator

Partnumber Manufacturer Quantity Availability
LP2978IM5-3.8,LP2978IM538 NATIONAL 27500 In Stock

Description and Introduction

Micropower SOT, 50 mA Low-Noise Ultra Low-Dropout Regulator The LP2978IM5-3.8 is a low-dropout (LDO) voltage regulator manufactured by National Semiconductor (now part of Texas Instruments).  

### **Specifications:**  
- **Output Voltage:** 3.8V (fixed)  
- **Output Current:** Up to 150mA  
- **Dropout Voltage:** 300mV (typical at full load)  
- **Input Voltage Range:** 2.5V to 7V  
- **Quiescent Current:** 85µA (typical)  
- **Package:** SOT-23-5 (ThinSOT™)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Line Regulation:** 0.02%/V (typical)  
- **Load Regulation:** 0.04%/mA (typical)  
- **Protection Features:** Thermal shutdown, current limit  

### **Descriptions and Features:**  
- Designed for battery-powered applications requiring stable voltage regulation.  
- Low quiescent current extends battery life.  
- Stable with low-ESR ceramic capacitors.  
- Fast transient response.  
- No external components required for fixed output version.  
- Suitable for portable electronics, wireless devices, and embedded systems.  

For detailed datasheets, refer to Texas Instruments' documentation (since National Semiconductor was acquired by TI).

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