Overview
HMHAA280 is listed in the IC category. Available datasheets include documents from Fairchild Semiconductor, ON Semiconductor.
Summary
AC Input, Half Pitch Mini-Flat Package 4-Pin Optocoupler April 2011 Rev. 1.1.1
Description
The HMHAA280 series consists of two gallium arsenide infrared emitting diodes, connected in inverse parallel, driving a single silicon phototransistor in a compact 4-pin mini-flat package. The lead pitch is 1.27mm.
Source title
HMHAA280 Datasheet(PDF) - ON Semiconductor