HCPL-4506-560 Avago Technologies US Inc., HCPL-4506-560 Datasheet - Page 18

• Manufacturer Part Number: HCPL-4506-560
• Manufacturer: Avago Technologies US Inc.

Specifications of HCPL-4506-560

• Number Of Elements: 1
• Input Type: DC
• Forward Voltage: 1.8V
• Forward Current: 25mA
• Output Current: 15mA
• Package Type: PDIP SMD
• Operating Temp Range: -40C to 100C
• Power Dissipation: 145mW
• Propagation Delay Time: 650ns
• Pin Count: 8
• Mounting: Surface Mount
• Reverse Breakdown Voltage: 5V
• Operating Temperature Classification: Industrial
• Output Type: Pull Up
• Isolation Voltage: 3750Vrms
• Current Transfer Ratio: 90%
• Lead Free Status / RoHS Status: Not Compliant

Figure 21. Not recommended open collector LED
drive circuit.
Figure 23. Recommended LED drive circuit for
ultra high CMR.
18
Figure 19. AC equivalent circuit for Figure 18 during common mode
transients.
* THE ARROWS INDICATE THE DIRECTION OF CURRENT
FLOW FOR +dV
+5 V
310 Ω
Q1
+5 V
I
TOTAL*
1
2
3
4
1
3
CM
2
4
I
/dt TRANSIENTS.
C
I
CLEDP
F
1
2
3
4
HCPL-4506 fig 27
LEDN
HCPL-4506 fig 25-new
C
HCPL-4506 fig 23-new
SHIELD
SHIELD
LEDP
I
CLED01
V
+
SHIELD
C
CM
LED02
20 kΩ
C
20
kΩ
LED01
20 kΩ
8
7
6
5
8
7
6
5
8
7
6
5
V
OUT
20 kΩ
100 pF
Figure 20. AC equivalent circuit for Figure 15 during common mode
transients.
Figure 22. AC Equivalent circuit for Figure 21 during common mode
transients.
* THE ARROWS INDICATE THE DIRECTION OF CURRENT
FLOW FOR +dV
** OPTIONAL CLAMPING DIODE FOR IMPROVED CMH
PERFORMANCE. V
+ V
* THE ARROWS INDICATE THE DIRECTION OF CURRENT
FLOW FOR +dV
Q1
310 Ω
R
** –
1
2
3
4
1
2
3
4
CM
CM
/dt TRANSIENTS.
I
I
/dt TRANSIENTS.
CLEDN*
CLEDN*
R
C
C
< V
LEDP
LEDP
C
C
HCPL-4506 fig 24-new
HCPL-4506 fig 26-new
SHIELD
SHIELD
F (OFF)
LEDN
LEDN
V
V
+
+
C
CM
CM
C
LED02
LED02
DURING +dV
C
C
20
kΩ
20
kΩ
LED01
LED01
CM
/dt.
8
7
6
5
8
7
6
5
V
V
OUT
OUT
20 kΩ
20 kΩ
100 pF
100 pF