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LP3984IMF-1.5 from NS,NS,National Semiconductor

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LP3984IMF-1.5

Manufacturer: NS,NS

Micropower, 150mA Ultra Low-Dropout CMOS Voltage Regulator in Subminiature 4-I/O micro SMD Package

Partnumber Manufacturer Quantity Availability
LP3984IMF-1.5,LP3984IMF15 NS,NS 15000 In Stock

Description and Introduction

Micropower, 150mA Ultra Low-Dropout CMOS Voltage Regulator in Subminiature 4-I/O micro SMD Package The LP3984IMF-1.5 is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments (TI) under the National Semiconductor (NS) brand.  

### **Specifications:**  
- **Output Voltage:** 1.5V (fixed)  
- **Output Current:** 300mA  
- **Dropout Voltage:** 150mV (typical) at 300mA  
- **Input Voltage Range:** 2.5V to 6.5V  
- **Accuracy:** ±2% over line, load, and temperature  
- **Low Quiescent Current:** 50µA (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 voltage for extended battery life  
- Stable with low-ESR ceramic capacitors (≥1µF)  
- Fast transient response  
- Low noise operation  
- High power supply rejection ratio (PSRR)  
- Designed for battery-powered applications  
- RoHS compliant and lead-free  

This regulator is suitable for portable electronics, wireless devices, and other power-sensitive applications.

Partnumber Manufacturer Quantity Availability
LP3984IMF-1.5,LP3984IMF15 NATIONAL 500 In Stock

Description and Introduction

Micropower, 150mA Ultra Low-Dropout CMOS Voltage Regulator in Subminiature 4-I/O micro SMD Package The LP3984IMF-1.5 is a low-dropout (LDO) voltage regulator manufactured by National Semiconductor (now part of Texas Instruments).  

### **Specifications:**  
- **Output Voltage:** 1.5V (fixed)  
- **Output Current:** 300mA  
- **Dropout Voltage:** 130mV (typical) at 300mA  
- **Input Voltage Range:** 2.5V to 6V  
- **Quiescent Current:** 75µA (typical)  
- **Package:** SOT-23-5  
- **Accuracy:** ±2% over line, load, and temperature  
- **Low Noise:** 30µVRMS (typical)  
- **PSRR:** 70dB at 1kHz  
- **Thermal Shutdown & Current Limit Protection:** Yes  

### **Descriptions & Features:**  
- Ultra-low dropout voltage for extended battery life.  
- Stable with low-ESR ceramic capacitors (≥1µF).  
- High power supply rejection ratio (PSRR) for noise-sensitive applications.  
- Thermal shutdown and current limit protection for reliability.  
- Optimized for portable and battery-powered devices.  
- RoHS-compliant and lead-free.  

This LDO is commonly used in mobile devices, wireless applications, and power-sensitive circuits.

Partnumber Manufacturer Quantity Availability
LP3984IMF-1.5,LP3984IMF15 NS 22239 In Stock

Description and Introduction

Micropower, 150mA Ultra Low-Dropout CMOS Voltage Regulator in Subminiature 4-I/O micro SMD Package The LP3984IMF-1.5 is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments (NS).  

### **Key Specifications:**  
- **Output Voltage:** 1.5V (fixed)  
- **Output Current:** 150mA  
- **Dropout Voltage:** 120mV (typical at 100mA load)  
- **Input Voltage Range:** 2.5V to 6V  
- **Quiescent Current:** 75µA (typical)  
- **Package:** SOT-23-5  
- **Operating Temperature Range:** -40°C to +125°C  
- **Accuracy:** ±2% over line, load, and temperature  

### **Features:**  
- Ultra-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 regulator is designed for battery-powered applications, portable devices, and other space-constrained systems requiring stable voltage regulation.

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