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LP3981IMM-2.7 from TI,Texas Instruments

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LP3981IMM-2.7

Manufacturer: TI

Micropower, 300mA Ultra Low-Dropout CMOS Voltage Regulator

Partnumber Manufacturer Quantity Availability
LP3981IMM-2.7,LP3981IMM27 TI 10 In Stock

Description and Introduction

Micropower, 300mA Ultra Low-Dropout CMOS Voltage Regulator The LP3981IMM-2.7 is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments (TI). Below are its key specifications, descriptions, and features:  

### **Manufacturer:** Texas Instruments (TI)  
### **Part Number:** LP3981IMM-2.7  
### **Type:** Low-Dropout (LDO) Voltage Regulator  
### **Output Voltage:** 2.7V (Fixed)  
### **Output Current:** 150mA  
### **Input Voltage Range:** 2.7V to 6V  
### **Dropout Voltage:** 200mV (typical at 150mA load)  
### **Package:** 8-pin VSSOP (MSOP)  
### **Operating Temperature Range:** -40°C to +125°C  
### **Quiescent Current:** 75µA (typical)  
### **Features:**  
- Low dropout voltage  
- Low quiescent current  
- Stable with low-ESR ceramic capacitors (≥1µF)  
- Thermal shutdown and current limit protection  
- Fast transient response  
- Low noise output  

This LDO is designed for battery-powered applications, portable devices, and other power-sensitive systems requiring a stable 2.7V supply.

Partnumber Manufacturer Quantity Availability
LP3981IMM-2.7,LP3981IMM27 NS 47212 In Stock

Description and Introduction

Micropower, 300mA Ultra Low-Dropout CMOS Voltage Regulator The LP3981IMM-2.7 is a low-dropout (LDO) voltage regulator manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Output Voltage:** 2.7V (fixed)  
- **Output Current:** 300mA  
- **Dropout Voltage:** 300mV (typical at 300mA)  
- **Input Voltage Range:** 2.7V to 6V  
- **Quiescent Current:** 75µA (typical)  
- **Package:** 8-pin VSSOP (MSOP)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Line Regulation:** 0.02%/V (typical)  
- **Load Regulation:** 0.1%/mA (typical)  

### **Descriptions & Features:**  
- Ultra-low dropout voltage for extended battery life.  
- Low quiescent current in both active and standby modes.  
- Stable with low-ESR ceramic capacitors (≥1µF).  
- Thermal shutdown and current limit protection.  
- Fast transient response for portable applications.  
- Optimized for noise-sensitive applications.  

This regulator is designed for portable electronics, wireless devices, and battery-powered systems.  

(Note: National Semiconductor was acquired by Texas Instruments in 2011.)

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