Technical article2026-07-11
HPO Alarm and Overheat Functions
HPO combines solid-state switching with control, alarm and overheat indication for supervised loads.
Read article+86 (021) 5928 6988
Review pin assignment, soldering limits, isolation and temperature derating before PCB release.
Review pin assignment, soldering limits, isolation and temperature derating before PCB release.
Use the applicable HEATA series datasheet and verify the complete operating conditions before design release.
HPO combines solid-state switching with control, alarm and overheat indication for supervised loads.
Read articleUse rated current, trigger mode, heat-sink resistance and ambient derating together when selecting an HPA model.
Read articleHDSA combines DIN-rail mounting, integrated heat dissipation and TVS output protection in a compact cabinet footprint.
Read article