ULN2003AIN - Texas Instruments

Manufacturer Part Number

ULN2003AIN

Manufacturer

Texas Instruments

Introduction

The ULN2003AIN is a high-voltage, high-current Darlington transistor array designed for relay and solenoid driving applications.

Product Features and Performance

Seven Darlington pairs with output current handling capability of 500mA per channel.

Can handle up to 50V load voltage.

Operates over a wide temperature range from -40°C to 105°C.

Integrated suppression diodes for inductive loads.

Compatible with TTL and CMOS logic levels.

Through-hole package allows for easy integration into circuit boards.

Product Advantages

High voltage and current handling capability.

Integrated diodes reduce the need for external components.

Reliable performance in a wide range of environmental conditions.

Key Technical Parameters

Number of Outputs: 7

Output Type: Darlington

Current Output (Max): 500mA

Voltage Load (Max): 50V

Operating Temperature: -40°C ~ 105°C

Quality and Safety Features

Built-in suppression diodes enhance the safety and longevity of the device by managing inductive kickback from connected loads.

Compatibility

Interface compatibility with parallel input.

Suitable for a variety of control systems including TTL and CMOS.

Application Areas

Suitable for driving relays, solenoids, and other high-power components in industrial automation systems, consumer electronics, etc.

Product Lifecycle

Status: Last Time Buy

Indicates nearing discontinuation with limited availability.

Users may need to consider securing stock or evaluating replacement options.

Several Key Reasons to Choose This Product

High durability and reliability with integrated diodes and ability to handle significant power levels.

Ease of design integration due to through hole mounting type and compatibility with multiple logic levels.

Guaranteed performance across a wide operational temperature range, making it suitable for harsh environments.

Ideal for applications requiring multiple output driving capabilities like automated machinery and robotics.