NCV47551DAJR2G - onsemi

Manufacturer Part Number

NCV47551DAJR2G

Manufacturer

onsemi

Introduction

The NCV47551DAJR2G is a low dropout (LDO) linear voltage regulator tailored for automotive applications, offering adjustable output from a high-input voltage source.

Product Features and Performance

Adjustable output voltage from 3.3V to 20V

Supports input voltage up to 40V

Low dropout voltage of 0.5V @ 10mA load

Output current capacity of 20mA

Low quiescent current of 380 µA enhances power efficiency

Power supply rejection ratio (PSRR) of 90dB to 85dB from 1kHz to 100Hz

Control features include an enable function for power saving

Product Advantages

High reliability and robustness suitable for automotive applications

Low quiescent current for battery-operated devices

Wide output voltage range provides design flexibility

Key Technical Parameters

Voltage Input (Max): 40V

Voltage Output (Min/Fixed): 3.3V

Voltage Output (Max): 20V

Voltage Dropout (Max): 0.5V @ 10mA

Current Output: 20mA

Current Quiescent (Iq): 380 µA

PSRR: 90dB ~ 85dB (1kHz ~ 100Hz)

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Reverse Polarity Protection

AEC-Q100 Qualified for automotive grade reliability and safety

Compatibility

Suitable for use in systems requiring a stable and regulated output voltage within the specified range, under varying input conditions and load variations.

Compatible with automotive applications due to high temperature tolerance and robust safety features

Application Areas

Automotive electronics

Portable and battery-powered devices

Embedded systems requiring regulated power supply

Product Lifecycle

Product Status: Active

Not nearing discontinuation, with continued manufacturer support and availability

Several Key Reasons to Choose This Product

High input voltage capability suitable for diverse applications

Adjustable output voltage allowing flexibility in circuit design

Low dropout and quiescent current for energy-efficient applications

Robust protective features ensuring reliability in harsh environments

Automotive-grade qualification asserts performance under extreme conditions