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HMHAA280_06 Datasheet, PDF (1/9 Pages) Fairchild Semiconductor – Half Pitch Mini-Flat Package 4-Pin Optocouplers | |||
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April 2006
HMHAA280, HMHA2801 Series, HMHA281
Half Pitch Mini-Flat Package 4-Pin Optocouplers
Features
â Compact 4-pin package (2.4mm maximum standoff
height)
â Half pitch leads for optimum board space savings
â Current Transfer Ratio in selected groups
HMHA2801: 80â600%
HMHA2801A: 80â160%
HMHA2801B: 50â150% HMHA2801C: 50â100%
HMHA281: 50â600%
HMHAA280: 50â600%
â Available in tape and reel quantities of 500 and 2500
â Applicable to Infrared Ray reï¬ow (230°C Max,
30 seconds)
â BSI (File #8611/8612), CSA (File #1201524),
UL (File #E90700) and VDE (File #136480) certiï¬ed
Applications
HMHAA280
â AC line monitor
â Unknown polarity DC sensor
â Telephone line receiver
HMHA281, HMHA2801 Series
â Digital logic inputs
â Microprocessor inputs
â Power supply monitor
â Twisted pair line receiver
â Telephone line receiver
Description
The HMHA281, HMHA2801 Series consists of a gallium
arsenide infrared emitting diode driving a silicon pho-
totransistor in a compact 4-pin mini-ï¬at 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-ï¬at package. The lead pitch is 1.27mm.
Package Dimensions
PIN 1
0.020 (0.51)
0.012 (0.30)
0.094 (2.39)
0.079 (2.01)
0.287 (7.29)
0.248 (6.30)
0.173 (4.40)
TYP
0.050 (1.27)
0.106 (2.69)
0.091 (2.31)
1
4 COLLECTOR
2
3 EMITTER
Equivalent Circuit
(HMHAA280)
ANODE 1
4 COLLECTOR
0.008 (0.20)
0.035 (0.89)
0.000 (0.0)
0.012 (0.30)
0.030 (0.75)
Note:
0.022 (0.55)
All dimensions are in inches (millimeters)
©2006 Fairchild Semiconductor Corporation
HMHAA280, HMHA2801 Series, HMHA281 Rev. 1.0.1
CATHODE 2
3 EMITTER
Equivalent Circuit
(HMHA281, HMHA2801)
1
www.fairchildsemi.com
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