HCPL-4731-520E Avago Technologies US Inc., HCPL-4731-520E Datasheet - Page 15
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HCPL-4731-520E
Manufacturer Part Number
HCPL-4731-520E
Description
OPTOCOUPLER 2CH HI SPD UL 8-SMD
Manufacturer
Avago Technologies US Inc.
Datasheet
1.HCPL-073A-000E.pdf
(17 pages)
Specifications of HCPL-4731-520E
Input Type
DC
Package / Case
8-SMD Gull Wing
Voltage - Isolation
5000Vrms
Number Of Channels
2, Unidirectional
Current - Output / Channel
60mA
Data Rate
100KBd
Propagation Delay High - Low @ If
65µs @ 40µA
Current - Dc Forward (if)
5mA
Output Type
Open Collector
Mounting Type
Surface Mount, Gull Wing
Isolation Voltage
5000 Vrms
Minimum Forward Diode Voltage
1.1 V
Output Device
Photodarlington
Configuration
2 Channel
Current Transfer Ratio
25000 %
Maximum Baud Rate
100 KBps
Maximum Forward Diode Voltage
1.4 V
Maximum Reverse Diode Voltage
2.5 V
Maximum Input Diode Current
10 mA
Maximum Power Dissipation
115 mW
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Figure 12. Recommended Power Supply Filter for HCPL-47XX Optocouplers.
Figure 11. Typical Optical Isolation Used for Power-Loss Indication and Regulation Signal Feedback.
Figure 10. HCPL-47XX Isolated Monitoring Circuits for 2-Wire ISDN Telephone Line.
15
PRIMARY
115/230
VAC
1
2
3
4
PRIMARY–SECONDARY
NOTE: THE CIRCUITS SHOWN IN THIS FIGURE REPRESENT POSSIBLE, FUNCTIONAL APPLICATION OF THE HCPL-47XX
OPTOCOUPLER TO AN ISDN LINE INTERFACE. THIS CIRCUIT ARRANGEMENT DOES NOT GUARANTEE COMPLIANCE,
CONFORMITY, OR ACCEPTANCE TO AN ISDN, OR OTHER TELECOMMUNICATION STANDARD, OR TO FCC OR TO OTHER
GOVERNMENTAL REGULATORY AGENCY REQUIREMENTS. THESE CIRCUITS ARE RECOMMENDATIONS THAT MAY MEET
THE NEEDS OF THESE APPLICATIONS. Agilent DOES NOT IMPLY, REPRESENT, NOR GUARANTEE THAT
THESE CIRCUIT ARRANGEMENTS ARE FREE FROM PATENT INFRINGEMENT.
VAC
2-WIRE
ISDN
LINE
POWER ISOLATION
BARRIER
EMI FILTER
HCPL-4701 OR HCPL-4731
CURRENT
LIMITER
PROTECTION
AND
CIRCUIT
SUPPLY
P0WER
EMERGENCY
POWER
SECONDARY
1
POWER
POWER
SUPPLY
FILTER
CAPACITOR
SWITCHING
8
7
6
5
CONTROL
ELEMENT
CIRCUIT
RECOMMENDED V
ISOLATION BARRIER
1
TELEPHONE LINE
0.1 µF
SWITCHED–
HCPL-4731
HCPL-4701
1
VIA CNR200
FEEDBACK
HCPL-4701
SUPPLY
ISOLATION
POWER
MODE
BARRIER
ERROR
+
CC
10 µF
100
FILTER
2
RECTIFIER
FILTER
SOFT START
COMMAND
AND
INTERRUPT FLAG
POWER DOWN
R
L
V
V
CC
O
TRANSMIT
LINE POLARITY
LINE PRESENCE
SECONDARY/
EMERGENCY
POWER
V
V
2
RECEIVE
CC
CC
– RETURN
V
GND 2
O
TELEPHONE
INTERFACE
CIRCUIT
LINE