Texas Instruments

ULN2002AN

ULN2002AN Description

The ULN2002AN is a high-performance, 7-channel NPN darlington transistor array from Texas Instruments, designed for driving relays and solenoids. This through-hole, low-side driver offers a 1:1 input-to-output ratio and can handle up to 500mA output current per channel with a maximum load voltage of 50V. The device features an inverting input type and operates with a supply voltage of up to 16V. The ULN2002AN is packaged in a 16-pin DIP tube package and is compliant with RoHS3 standards.

ULN2002AN Features

• 7-channel NPN darlington transistor array
• Low-side driver configuration
• 1:1 input-to-output ratio
• Maximum output current of 500mA per channel
• Maximum load voltage of 50V
• Inverting input type
• Supply voltage range: up to 16V
• Through-hole, 16-pin DIP tube package
• RoHS3 compliant
• REACH unaffected
• Moisture sensitivity level: not applicable
• Interface: parallel
• Base product number: ULN2002

ULN2002AN Applications

The ULN2002AN is ideal for a wide range of applications that require high-current, low-voltage switching, such as:

1. Relay and solenoid drivers in industrial control systems
2. Motor control applications, including stepper motor drivers
3. Power distribution switches in automotive and consumer electronics
4. Interface between microcontrollers and high-current loads
5. Battery management systems and energy storage applications

Conclusion of ULN2002AN

The ULN2002AN from Texas Instruments is a versatile and reliable solution for driving relays and solenoids in various applications. Its unique features, such as the 7-channel NPN darlington configuration, low-side driver design, and high output current capability, make it a standout choice for demanding switching applications. With its compliance to RoHS3 and REACH standards, the ULN2002AN is an environmentally friendly option for designers looking to meet regulatory requirements. Its wide range of applications, from industrial control systems to motor control, makes the ULN2002AN an essential component for high-performance switching in the electronics industry.