UA7812CKCT - Texas Instruments

Manufacturer Part Number

UA7812CKCT

Manufacturer

Texas Instruments

Introduction

The UA7812CKCT is a linear low-dropout voltage regulator ideally designed for power management applications. It is part of the broad category of PMIC voltage regulators, focusing on maintaining a constant output voltage level.

Product Features and Performance

Positive output configuration with a fixed output voltage.

Capable of a maximum input voltage of 30V.

Provides a steady output of 12V.

Maximum voltage dropout of 2V at 1A load, ensuring efficient operation under load conditions.

Handles output currents up to 1.5A.

Good Power Supply Rejection Ratio (PSRR) of 68dB at 120Hz, minimizing noise from power supply variations.

Encased in a TO-220-3 package for through-hole mounting, facilitating easy installation and thermal management.

Product Advantages

High reliability with built-in over-current, over-temperature, reverse polarity, and short circuit protection features.

Designed for a wide range of operating temperatures from 0°C to 125°C, suitable for various environments.

Offers a simplified power management solution with minimal external components required.

Key Technical Parameters

Input Voltage (Max): 30V

Output Voltage (Min/Fixed): 12V

Current Output: 1.5A

Voltage Dropout (Max): 2V @ 1A

PSRR: 68dB (120Hz)

Operating Temperature: 0°C ~ 125°C

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Reverse Polarity Protection

Short Circuit Protection

Compatibility

Through Hole Mounting compatible with standard TO-220 footprint.

Direct replacement or upgrade for existing systems using UA7812 base product number components.

Application Areas

Power supply units (PSUs)

Consumer electronics

Industrial control systems

Automotive applications

Product Lifecycle

Status: Obsolete

As this product is nearing the end of its lifecycle, customers are advised to consult Texas Instruments for potential replacements or upgrades.

Several Key Reasons to Choose This Product

Reliable and stable 12V output suitable for a wide range of applications.

Built with Texas Instruments' quality and reliability, ensuring long-term performance.

Comprehensive protection features safeguard the device and the system it is integrated with against various fault conditions.

Supported by Texas Instruments' extensive documentation and application support.

While obsolete, it may still be the best choice for replacing components in existing systems without requiring significant redesigns.