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The HMHA281, HMHA2801 Series consists of a gallium arsenide infrared emitting diode driving a silicon phototransistor in a compact 4-pin mini-flat package. The lead pitch is 1.27mm.
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
HMHA2801 Maximum Ratings
Symbol
Parameter
Value
Units
TOTAL PACKAGE
TSTG
Storage Temperature
-55 to +125
TOPR
Operating Temperature
-55 to +100
EMITTER
IF(avg)
Continuous Forward Current
50
mA
IF(pk)
Peak Forward Current (1µs pulse, 300pps.)
1
A
VR
Reverse Input Voltage (HMHA)
6
V
PD
Power Dissipation Derate linearly (above 25)
60 0.6
mW mW/
DETECTOR
Continuous Collector Current
50
mA
PD
Power Dissipation Derate linearly (above 25)
150 1.5
mW mW/
VCEO
Collector-Emitter Voltage
80
V
VECO
Emitter-Collector Voltage
7
V
HMHA2801 Features
` Compact 4-pin package (2.4mm maximum standoff height) ` Half pitch leads for optimum board space savings ` Current Transfer Ratio in selected groups HMHA2801: 80600% HMHA2801A: 80160% HMHA2801B: 50150% HMHA2801C: 50100% HMHA281: 50600% HMHAA280: 50600% ` Available in tape and reel quantities of 500 and 2500 ` Applicable to Infrared Ray reflow (230 Max, 30 seconds) ` BSI (File #8611/8612), CSA (File #1201524), UL (File #E90700) and VDE (File #136480) certified
HMHA2801 Typical Application
· AC line monitor · Unknown polarity DC sensor · Telephone line receiver