Data Sheet
HCPL-817
Phototransistor Optocoupler High-Density
Mounting Type
Description
Features
The Broadcom® HCPL-817 contains a light-emitting diode
optically coupled to a phototransistor. It is packaged in a
4-pin DIP package and available in wide-lead spacing
option and lead bend SMD option. Input-output isolation
voltage is 5000 Vrms. Response time, tr, is typically 4 µs and
minimum CTR is 50% at input current of 5 mA.
1
+
Schematic
ANODE
IC 4
IF
COLLECTOR
VF
CATHODE
3
–
2
Functional Diagram
EMITTER
Applications
PIN NO. AND INTERNAL
CONNECTION DIAGRAM
4
1
1. ANODE
2. CATHODE
Broadcom
3
2
3. EMITTER
4. COLLECTOR
Current Transfer Ratio
(CTR: min. 50% at IF = 5 mA, VCE = 5V)
High input-output isolation voltage (Viso = 5000 Vrms)
Response time
(tr: typ., 4 µs at VCE = 2V, IC = 2 mA, RL = 100Ω)
Compact dual-inline package
UL approved
CSA approved
IEC/EN/DIN EN 60747-5-5 approved
Options available:
– Leads with 0.4-in. (10.16-mm) spacing (W00)
– Leads bends for surface mounting (300)
– Tape and reel for SMD (500)
– IEC/EN/DIN EN 60747-5-5 approvals (060)
Signal transmission between circuits of different
potentials and impedances
I/O interfaces for computers
Feedback circuit in power supply
CAUTION! It is advised that normal static precautions be
taken in handling and assembly of this
component to prevent damage and/or
degradation that may be induced by ESD. The
components featured in this data sheet are not
to be used in military or aerospace applications
or environments. The components are not
AECQ100 qualified and are not recommended
for automotive applications.
AV02-0265EN
April 26, 2021
HCPL-817 Data Sheet
Phototransistor Optocoupler High-Density Mounting Type
Ordering Information
HCPL-817-xxxx is UL Recognized with 5000 Vrms for 1 minute per UL1577 and is approved under CSA Component
Acceptance Notice #5, File CA 88324.
RoHS Compliant Option
Part
Number
HCPL-817
Rank
Rank
Rank
Rank
Rank
Rank
‘0’
'A’
‘B’
‘C’
‘D’
‘L’
50%
80%
130% 200% 300%
50%
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