ULS2075H-883

Overview

The ULS2075H-883 is a high-voltage bipolar transistor array manufactured by Allegro MicroSystems. It features a quad configuration with four independent PNP Darlington channels, providing enhanced current gain and switching capabilities. The device supports a maximum collector-emitter breakdown voltage of 50V and handles a continuous collector current of up to 1.5A per channel. With a total power dissipation rating of 2.2W, it is designed for robust performance in demanding environments. The component operates within an extended temperature range of -55°C to +125°C and utilizes a 16-CERDIP through-hole package for reliable PCB mounting.

Feature Summary

• Quad configuration providing four independent PNP Darlington transistor channels
• High voltage capability with 50V collector-emitter breakdown rating
• Enhanced current drive capacity supporting 1.5A collector current
• Extended operating temperature range suitable for harsh industrial conditions

Applications

• Industrial motor control systems requiring high-side switching
• Relay driver circuits for heavy load actuation
• Inverter bridge configurations in power electronics
• High-current logic interface applications

Procurement Notes

Verify the specific manufacturer source when sourcing this component, as Allegro MicroSystems products are often distributed through authorized channels. Confirm that the 16-CERDIP package matches your board layout requirements. Ensure the thermal management design accounts for the 2.2W power dissipation limit at maximum operating temperatures. Check for any specific handling instructions related to the ceramic dual in-line package construction.

Selection Notes

Select the ULS2075H-883 when high current gain and voltage isolation are required in a single package. The Darlington configuration simplifies base drive circuitry compared to standard transistors. Consider the through-hole mounting style if mechanical stability is prioritized over surface area. Evaluate the thermal resistance characteristics against your expected duty cycle to ensure junction temperatures remain within the specified limits during operation.

Part Context

This component belongs to the ULS series of high-voltage transistor arrays from Allegro MicroSystems. These arrays are engineered for applications needing multiple switching elements with integrated protection features. The ULS2075H-883 specifically targets markets requiring reliable high-power switching in compact form factors. Its design aligns with industry standards for industrial and automotive-grade electronic components.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing designs before considering alternative manufacturers. Ensure that any replacement maintains the same pinout, voltage ratings, and thermal characteristics to avoid redesign efforts.