NCP551SN28T1G - onsemi

Manufacturer Part Number

NCP551SN28T1G

Manufacturer

onsemi

Introduction

The NCP551SN28T1G is a low dropout regulator designed for power management applications.

Product Features and Performance

Positive output configuration

Fixed voltage output of 2.8V

Low dropout voltage of 0.15V at 10mA load

Output current capacity of 150mA

Ultra-low quiescent current of 8 µA

Includes Enable control feature

Product Advantages

Highly efficient power regulation

Minimal power loss due to low dropout

Long battery life with ultra-low Iq

Protection against overcurrent and overtemperature scenarios

Key Technical Parameters

Input Voltage (Max): 12V

Output Voltage (Min/Fixed): 2.8V

Dropout Voltage (Max): 0.15V @ 10mA

Output Current: 150mA

Quiescent Current (Iq): 8 µA

Supply Current (Max): 8 µA

Quality and Safety Features

Overcurrent protection

Overtemperature protection

Compatibility

Compatible with surface mount technology

Mounting type: SOT-23-5 and TSOT-23-5

Application Areas

Suitable for battery-powered devices

Ideal for portable electronics, IoT devices, and similar applications

Product Lifecycle

Status: Active

Not nearing discontinuation

Replacements or upgrades available if needed

Several Key Reasons to Choose This Product

High efficiency for extended battery life

Minimal dropout for better performance under low input voltages

Ultra-low quiescent current beneficial for standby and portable applications

Compact SOT-23-5 and TSOT-23-5 package size suitable for space-constrained designs

Robust protection features enhance product reliability