HCPL-5300 View Datasheet(PDF) - Avago Technologies
Part Name
Description
MFG CO.
HCPL-5300
Avago Technologies
'HCPL-5300' PDF : 15 Pages View PDF
1
8
ITOTAL* ICLEDP
20
k
300
2
IF
CLED02
CLEDP
7
CLED01
ICLED01
3
6
CLEDN
4
5
SHIELD
VOUT
20 k
100 pF
* THE ARROWS INDICATE THE DIRECTION OF CURRENT
FLOW FOR +dVCM/dt TRANSIENTS.
+
VCM
Figure 17. AC equivalent circuit for Figure 16 during common mode transients
300
+ VR** –
1
8
20
2
CLEDPCLED02 k
7
CLED01
3
CLEDN
6
ICLEDN*
4
5
SHIELD
VOUT
20 k
100 pF
* THE ARROWS INDICATE THE DIRECTION OF CURRENT
FLOW FOR +dVCM/dt TRANSIENTS.
** OPTIONAL CLAMPING DIODE FOR IMPROVED CMH
PERFORMANCE. VR < VF (OFF) DURING +dVCM/dt.
+
VCM
Figure 18. AC equivalent circuit for Figure 13 during common mode transients
+5 V
Q1
1
8
20 k
2
7
3
6
4
5
SHIELD
Figure 19. Not recommended open collector LED drive circuit
1
8
20
2
CLEDP CLED02 k
7
20 k
CLED01
Q1
3
CLEDN
VOUT
6
ICLEDN*
100 pF
4
5
SHIELD
* THE ARROWS INDICATE THE DIRECTION OF CURRENT
FLOW FOR +dVCM/dt TRANSIENTS.
+
VCM
Figure 20. AC equivalent circuit for Figure 19 during common mode transients
1
+5 V
2
8
20 k
7
3
6
4
5
SHIELD
Figure 21. Recommended LED drive circuit for ultra high CMR
13
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