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LP3985ITL-285 from NS,National Semiconductor

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LP3985ITL-285

Manufacturer: NS

Micropower, 150mA Low-Noise Ultra Low-Dropout CMOS Voltage Regulator

Partnumber Manufacturer Quantity Availability
LP3985ITL-285,LP3985ITL285 NS 200 In Stock

Description and Introduction

Micropower, 150mA Low-Noise Ultra Low-Dropout CMOS Voltage Regulator The LP3985ITL-285 is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments. Here are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Output Voltage:** 2.85V (fixed)  
- **Output Current:** 150mA  
- **Dropout Voltage:** 120mV (typical) at 100mA load  
- **Input Voltage Range:** 2.5V to 6.5V  
- **Low Quiescent Current:** 75µA (typical)  
- **High PSRR:** 65dB at 1kHz  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOT-23-5  

### **Descriptions:**  
- The LP3985 is an ultra-low-noise, high-PSRR LDO regulator designed for battery-powered applications.  
- It provides stable voltage regulation with minimal power dissipation.  
- Features fast transient response and low dropout voltage for efficient operation.  

### **Features:**  
- **Low Noise:** Optimized for noise-sensitive applications.  
- **Thermal and Overcurrent Protection:** Built-in safeguards.  
- **Stable with Low-ESR Ceramic Capacitors:** Supports 1µF or larger output capacitors.  
- **Enable Pin:** Allows shutdown mode for power savings.  

This regulator is commonly used in portable electronics, medical devices, and RF applications.  

(Source: Texas Instruments Datasheet)

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