NCV1117ST18T3G - onsemi

Manufacturer Part Number

NCV1117ST18T3G

Manufacturer

onsemi

Introduction

The NCV1117ST18T3G is a low dropout (LDO) voltage regulator designed for power management, specifically in automotive applications, providing a fixed output of 1.8V.

Product Features and Performance

Fixed 1.8V output voltage

Low dropout voltage of 1.2V at 800mA load

Output current up to 1A

Quiescent current of 10 mA

High PSRR of 70dB at 120Hz

Over Current and Over Temperature protection

Operating temperature range from -40°C to 125°C

Automotive grade with AEC-Q100 qualification

Product Advantages

High reliability and stability under varying load and input voltage conditions

Low power consumption in standby mode

Comprehensive protection enhances safety and extends product life

Suitable for stringent automotive applications

High PSRR reduces noise from input supply

Key Technical Parameters

Voltage Input (Max): 20V

Voltage Output (Min/Fixed): 1.8V

Voltage Dropout (Max): 1.2V @ 800mA

Current Output: 1A

Current Quiescent (Iq): 10 mA

PSRR: 70dB (120Hz)

Operating Temperature: -40°C ~ 125°C (TA)

Quality and Safety Features

Overcurrent protection

Over-temperature protection

AEC-Q100 automotive qualification

Compatibility

Surface Mount mounting type

Packaged in SOT-223, suitable for automated assembly processes

Compatible with a wide range of automotive and industrial applications requiring a 1.8V power supply

Application Areas

Automotive electronics

Industrial controls

Power management solutions in consumer electronics

Product Lifecycle

Status: Active

The product is currently active and not near discontinuation, ensuring long-term availability and support. Replacement or upgrade paths are available if needed in the future.

Several Key Reasons to Choose This Product

Reliable performance with high PSRR and low dropout voltage for stable operation

Low quiescent current enhances energy efficiency

Robust protection features ensure safety and durability in harsh automotive environments

AEC-Q100 qualification validates its suitability for automotive applications

Wide operating temperature range supports use in diverse environmental conditions

Onsemi’s reputation for quality and support in power management solutions