The ULN2803AN from Texas Instruments is a Darlington Transistor Array. It is a high-voltage, high-current Darlington transistor array that can be used to drive a variety of loads. It is designed to provide a low-cost, easy-to-use solution for driving high-current loads from low-voltage logic circuits.

Features

• High-voltage, high-current Darlington transistor array
• Low-cost, easy-to-use solution for driving high-current loads from low-voltage logic circuits
• Eight NPN Darlington pairs with common emitters
• Output current of 500mA (single output)
• Output voltage of 50V
• Inputs compatible with TTL and CMOS logic
• Internal clamp diodes for inductive loads
• High-noise immunity

Application

The ULN2803AN is suitable for a wide range of applications, including motor control, relay drivers, lamp drivers, and other high-current loads. It is also suitable for use in automotive, industrial, and consumer applications.