HCPL-073A View Datasheet(PDF) - Avago Technologies
Part Name
Description
MFG CO.
'HCPL-073A' PDF : 17 Pages View PDF
VCC
+
4.7 µF
0.1 µF
R1 = VCC – VF
IF
FOR VCC = 5 Vdc, IF = 40 µA
R1
R1 = 91 kΩ (TYPICAL)
R1 = 75 kΩ (WORST CASE)
*
ACTIVE OUTPUT
OR
OPEN COLLECTOR
HCPL-47XX
*
R1
ACTIVE OUTPUT
R1 = VOH – VF
IF
FOR VCC = 5 Vdc, IF = 40 µA
R1 = 36 kΩ (TYPICAL)
R1 = 30 kΩ (WORST CASE)
HCPL-47XX
* USE ANY STANDARD SCHOTTKY DIODE.
Figure 13. Recommended Parallel LED Driver Circuit for
HCPL-4701/-4731.
* USE ANY SIGNAL DIODE.
Figure 14. Recommended Alternative LED Driver Circuit for
HCPL-4701/-4731 .
VCC
+
4.7 µF
0.1 µF
R1
R2
R1 = VCC – VF – VOL
IF
R2 = 0.8 V
IOH MAX
TOTAL DRIVE CURRENT USED:
ITOTAL =
VCC
– VF – VOL
R1
+
VCC – VOL
R2
FOR VCC = 5 Vdc, IF = 40 µA
R1 = 82 kΩ (TYPICAL)
R1 = 62 kΩ (WORST CASE)
R2 = 8.2 kΩ AT IOH = 100 µA
ITOTAL = 640 µA (TYPICAL)
HCPL-47XX
ACTIVE OUTPUT
OR
OPEN COLLECTOR
Figure 15. Series LED Driver Circuit for HCPL-4701/-4731.
800
PS (mW)
700
IS (mA)
600
500
400
300
200
100
0
0 25 50 75 100 125 150 175 200
TS – CASE TEMPERATURE – °C
Figure 16. Thermal Derating Curve,
Dependence of Safety Limiting Value with
Case Temperature per VDE 0884.
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Data subject to change. Copyright © 2007 Avago Technologies Limited. All rights reserved. Obsoletes 5989-2106EN
AV01-0547EN June 24, 2007
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