ULS2067H-883

Overview

The ULS2067H-883 is a quad PNP Darlington transistor array manufactured by Allegro MicroSystems. It features four independent high-gain switching channels housed in a 16-CERDIP through-hole package. The device supports a maximum collector-emitter voltage of 50V and a continuous collector current of 1.5A per channel, with a total power dissipation rating of 2.2W. Designed for demanding applications, it provides high current gain and low input drive requirements, making it suitable for driving relays, solenoids, and other loads requiring significant switching capability.

Feature Summary

• Quad PNP Darlington configuration providing high current gain
• Robust 16-pin CERDIP through-hole packaging for durability
• Integrated protection against load short circuits and overcurrent conditions

Applications

• Industrial control systems requiring relay or solenoid actuation
• Automotive electronic modules needing high-current switching
• Consumer appliances utilizing Darlington arrays for motor or lamp control

Procurement Notes

Verify the specific suffix '883' indicates military or space-grade qualification standards when sourcing. Confirm that the 16-CERDIP package dimensions match your PCB footprint requirements. Ensure supply chain sources provide traceability documentation consistent with the manufacturer's specifications for this part number.

Selection Notes

Select this component when high current gain is required with minimal base drive current. The quad configuration allows multiple independent switching paths within a single package. Consider the 50V voltage rating and 1.5A current limit to ensure compatibility with the intended load characteristics and system operating conditions.

Part Context

This component belongs to Allegro MicroSystems' bipolar transistor array family. It serves as a discrete solution for switching applications where integrated circuit complexity is unnecessary. The Darlington structure offers superior current amplification compared to standard bipolar transistors, facilitating efficient control of higher power loads from low-power logic signals.

Replacement Considerations

Cross-reference with other quad PNP Darlington arrays in 16-pin DIP packages. Verify pinout compatibility and electrical ratings such as Vceo and Ic before substitution. Ensure thermal performance meets the application's power dissipation requirements.

FAQ

What is the maximum collector current per channel?

The maximum continuous collector current is 1.5A per channel.

Does the device include internal protection features?

Yes, it includes protection against short circuits and overcurrent conditions inherent to Darlington configurations.