ULN2003ADRG3 - Texas Instruments

Manufacturer Part Number

ULN2003ADRG3

Manufacturer

Texas Instruments

Introduction

ULN2003ADRG3 is a high-voltage, high-current Darlington transistor array designed for driving a wide variety of loads including solenoids, relays, and lamps.

Product Features and Performance

Seven Darlington pairs with high-voltage outputs

Output current 500mA per channel

Integrated suppression diodes for inductive loads

Outputs can be paralleled for higher current

TTL/CMOS/PMOS/DTL compatible inputs

Input pins are opposite to the output pins to simplify board layout

Product Advantages

Capable of driving a variety of load types

High current capacity increases versatility

Built-in diode protection increases reliability in inductive load applications

Direct interfacing with various logic families simplifies circuit design

Key Technical Parameters

Number of Outputs: 7

Voltage Load: 50V (Max)

Current Output (Max): 500mA

Operating Temperature: -40°C ~ 70°C

Quality and Safety Features

Integrated suppression diodes help prevent potential damage from inductive voltage spikes

Compatibility

Compatible with various logic families such as TTL, CMOS, PMOS, DTL due to its input logic-level compatibility

Application Areas

Suitable for driving relays, solenoids, lamps, stepper motors, logic buffers, and line drivers

Product Lifecycle

Product Status: Last Time Buy

Note: Customers should consider identifying replacements or planning for final purchases as this part is nearing discontinuation

Several Key Reasons to Choose This Product

High integration of seven Darlington pairs reduces component count in applications

Built-in diode protection for reliability without needing additional external components

High load voltage and drive capability are suitable for diverse applications

Compatibility with multiple logic families ensures ease of use in mixed-technology environments

The current product status offers an opportunity to purchase in bulk before discontinuation