NCP1117DT18G - onsemi

Manufacturer Part Number

NCP1117DT18G

Manufacturer

onsemi

Introduction

The NCP1117DT18G is a part of onsemi's Power Management ICs, specifically within the category of Linear, Low Drop Out (LDO) Regulators. It's designed for delivering a stable fixed output voltage of 1.8V from a higher voltage supply.

Product Features and Performance

Fixed output voltage of 1.8V suitable for various low-power applications

Supports input voltage up to 20V, enabling usage in systems with varying input supplies

Maximum voltage dropout of 1.2V at 800mA, ensuring efficiency at close to full load conditions

Provides output current up to 1A, catering to moderate power needs

Features a quiescent current of 10 mA, optimizing power usage when idle

Power Supply Rejection Ratio (PSRR) of 70dB at 120Hz, minimizing noise transmission from the input

Incorporates safety features like Over Current and Over Temperature Protection for device reliability

Product Advantages

High PSRR value reduces output voltage noise, enhancing stability for sensitive loads

Versatile input voltage range makes it compatible with various power sources

Safety features increase the product's reliability and longevity in applications

Suitable for surface mount technology, facilitating easy integration into system designs

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)

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Operating Temperature range from 0°C to 125°C

Compatibility

Surface Mount Technology compatible, specially designed for TO-252-3, DPAK (2 Leads + Tab), SC-63 package

Application Areas

Primarily used in power management tasks across a wide range of electronic applications needing a stable 1.8V power supply.

Product Lifecycle

Product Status: Obsolete

While this model is obsolete, it is essential to consult onsemi for possible replacements or upgrades.

Several Key Reasons to Choose This Product

The device's ability to handle a wide input voltage range provides flexibility for different power sources.

Fixed output of 1.8V is particularly suited for standardized electronic circuits.

Integrates essential protection features ensuring the safety and durability of both the regulator and the application.

High PSRR value makes it ideal for noise-sensitive applications needing stable power.

Surface mount compatibility facilitates easier assembly and integration into various designs.