A Business Partner of Renesas Electronics Corporation.
2016
APPLICATION BASED
OPTOCOUPLER
DESIGN GUIDE
www.cel.com
A Business Partner of Renesas Electronics Corporation.
Guide to choosing the right optocoupler for your application
Solutions as Easy as 1-2-3
Quickly select the right optocoupler for your application. We made it as
simple as
1-2-3
regardless if you are a seasoned engineer or novice.
Simply follow the steps below to find your optocoupler solution:
What is your Application?
Switch Mode Power Supply
Factory Automation
Motor Drive and Control
Power Over Ethernet (PoE)
Power Line Communication (PLC)
Smart Meters
Solar Power
1.
Select your application.
the
corresponding color
2.
Look at(Seeblock diagram. Follow thepage for series specs.)coded
tables.
reference tables on back
3.
Answer the questions in the block diagram to determine an orderable
part. Visit www.cel.com/Optocouplers for a detailed datasheet.
Choose your Application:
Switch Mode Power Supply
AC to DC Converter
Rectifier
Diode
Recti er
Circuit
Switching
AC
Circuit
INPUT
Data Communication
Output
Rectifier
Diode
Recti er
Circuit
Output
DC/DC
DC/DC
DC/DC
System /
Display
Power Supplies
Input
Varistor
Line
Filter
Thyristor
Triac
Large Current
Protecting
Circuit
Current Changer Circuit
Communication Line
Drive
Circuit
Control
IC
Output
Voltage
Detector
Shunt
Regulator
V
in
V
O
Speed
1 Mb/s Analog
DC to DC
Converter
Package
DIP 8
Family
PS8501
Table
5
Feedback Control Circuit & DC / DC Converter
Isolation Voltage
5KVr.m.s.
5KVr.m.s.
3.75KVr.m.s.
2.5KVr.m.s. isolation,
3.75KVr.m.s. for PS2861B
2.5KVr.m.s.
Package
DIP 4
LSOP 4
SOP 4
SSOP 4
Mini Flat 4
Family
PS25xx
PS2381
PS27xx
PS28xx
PS2911
Table
1
2
3
4
6
PWM
Controller
Sync.
Forward
Controller
Questions ?
•
What Isolation Voltage do you require?
•
SMT or Through Hole Package?
•
What Operating Temperature do you require?
•
What Current Transfer Ratio (CTR) do you require?
•
What are your creepage distance requirements?
•
What Safety Standards do you require?
(UL, VDE, etc.)
Factory Automation
Remote I/O
Isolation Voltage
5KVr.m.s.
5KVr.m.s.
3.75KVr.m.s.
2.5KVr.m.s.isolation,
3.75KVr.m.s. for PS2861B
Package
DIP 4
LSOP 4
SOP 4
SSOP 4
Family
PS25xx
PS2381
PS27xx
PS28xx
Table
1
2
3
4
Servers
PC
NE
TW
Programmable Logic Controller
Input/Output Isolation
ET
OR
Isolation Voltage
Package
SSOP 4
SSOP 12
SOP 4
SOP 4
Family
PS28xx
PS2841-4x
PS27xx
PS25xx
Table
4
4
3
1
Control
P
LO ROG
GI RA
CC M
ON MA
Devices
TR BL
OL E
RE
LE
MO
R
T
E I/
O
A
SE C
RV
HE
K
2.5KVr.m.s.
1.5KVr.m.s.
3.75KVr.m.s.
5KVr.m.s.
RN
ET
Programmable Logic Controller
Communication Isolation
Speed
1 Mb/s Analog
1 Mb/s Digital
10 Mb/s Digital
10 Mb/s Digital
Package
SOP 5
SOP 5
SOP 8
SOP 5
SOP 8
SDIP 6
LSDIP 8
SOP 5
SOP 5
SOP 8
DIP 8
Family
PS8101
PS9122
PS9822
PS9124
PS9817A
PS9324
PS9924
PS9121
PS9123
PS9821
PS9587
Table
5
5
5
5
5
5
5
5
Questions ?
•
What Isolation Voltage do you require?
•
What Transfer Speed do you require?
•
SMT or Through Hole Package?
•
How many channels do you need to isolate?
(1,2 or 4 per package)
•
What Operating Temperature do you require?
•
What are your creepage distance requirements?
•
What Safety Standards do you require?
(UL, VDE, etc.)
Machine
O
10 Mb/s Digital
10 Mb/s Digital
15 Mb/s Digital
AC Servo
See motor drive and control application on the following page.
10 Mb/s Digital
For more information please visit us at www.cel.com/Optocouplers
Motor Driven and Control
Power Supply Isolation
Isolation Voltage
Package
3.75KVr.m.s.
SOP 4
2.5KVr.m.s. isolation,
SSOP 4
3.75KVr.m.s. for PS2861B
Family
PS27xx
PS28xx
Table
3
4
Machine Tools
Pumps
Data Communication Isolation
Speed
Package
Family
10 Mb/s Digital SOP 5
PS9124
10 Mb/s Digital SDIP 6
PS9324
10 Mb/s Digital SOP 8
PS9817A
10 Mb/s Digital LSDIP 8
PS9924
Inverter Control Isolated Gate Driving of
MOSFETs and IGBTs
I
O
peak (A)
Package
Family
Table
2.5
LSDIP 8
PS9905
7
0.6
SDIP 6
PS9307A
7
2.5
SDIP 8
PS9331
7
2.5
DIP 8
PS9531
7
2.5
SO16
PS9402
7
Power Supply
Isolation
Data Communications
Isolation
I/O
Inverter/
AC Servo
00.00
H320
5.5KW
Shunt Resistor
Table
5
5
5
5
Isolation Amplifier for feedback control
Isolation Voltage Package
Family
Table
5KVr.m.s.
SDIP 8
PS8551A
9
5KVr.m.s.
SDIP 8
PS9551A
10
Isolation Amplifier
Inverter Control
IGBT Gate Drive Optocoupler
Optional
PS8551 (Analog Type)
PS9551 (Digital Type)
Inverter Control Isolated Driving of IPMs
Speed
Package
Family
Table
5 Mb/s Digital
SDIP 6
PS9309
8
1 Mb/s Digital
SDIP 6
PS9303
8
1 Mb/s Digital
SOP 5
PS9113
8
1 Mb/s Digital
SDIP 6
PS9313
8
1 Mb/s Digital
DIP 8
PS9513
8
Questions ?
•
What Isolation Voltage do you require?
•
What Transfer Speed do you require?
•
SMT or Through Hole Package?
•
How many channels do you need to isolate?
(1,2 or 4 per package)
•
What Operating Temperature do you require?
•
What are your creepage distance requirements?
•
What Safety Standards do you require?
(UL, VDE, etc.)
MCU
Inverter Control Isolated
Driver IPMs
Motors
PoE (Power Over Ethernet)
I
2
C Bus
Questions ?
•
What Isolation Voltage do you require?
•
What Transfer Speed do you require?
•
SMT or Through Hole Package?
•
How many channels do you need to isolate?
(1,2 or 4 per package)
•
What Operating Temperature do you require?
•
What are your creepage distance requirements?
•
What Safety Standards do you require?
(UL, VDE, etc.)
Bus Interface
GND
Select which board to feed power
Select board in Accordance with PSU
+3.3 or 5.0V
Physical Layer
Controller
Physical Layer
Chipset
for Power
Control
Data
Communication
I
2
C Bus
Speed
1 Mb/s Analog
-48V
Address Line
Isolation Voltage
5KVr.m.s.
5KVr.m.s.
3.75KVr.m.s.
2.5KVr.m.s. isolation,
3.75KVr.m.s. for PS2861B
2.5KVr.m.s.
Package
DIP 4
LSOP 4
SOP 4
SSOP 4
Mini Flat 4
Family
PS25xx
PS2381
PS27xx
PS28xx
PS2911
Table
1
2
3
4
6
Data
Communication
DC to DC
Converter
LSI for
Power
Accept
+
V
OUT
1 Mb/s Digital
15 Mb/s Digital
–
Package
SOP 8
SOP 5
SOP 8
SOP 5
SOP 5
SOP 8
Family
PS8802
PS9122
PS9822
PS9121
PS9123
PS9821
Table
5
5
5
Supplied Power
Sensing
Resistor
Twisted Pair of Ethernet
4 Pairs / 8 Lines
Feedback for DC to DC Converter
Isolation Voltage
5KVr.m.s.
5KVr.m.s.
3.75KVr.m.s.
2.5KVr.m.s. isolation,
3.75KVr.m.s. for PS2861B
2.5KVr.m.s.
Package
DIP 4
LSOP 4
SOP 4
SSOP 4
Mini Flat 4
Family
PS25xx
PS2381
PS27xx
PS28xx
PS2911
Table
1
2
3
4
6
VoIP
PLC (Power Line Communication)
PLC
Questions ?
•
What Isolation Voltage do you require?
•
What Transfer Speed do you require?
•
SMT or Through Hole Package?
•
What is your Operating Voltage?
•
What Operating Temperature do you require?
•
What are your creepage distance requirements?
•
What Safety Standards do you require?
(UL, VDE, etc.)
Smart
Applications,
Lighting and
Security Systems,
AMR/AMI
Power Line
Transceiver
TX
Coupling Circuit
RX
Switching Power Supply
Isolation Voltage
5KVr.m.s.
5KVr.m.s.
3.75KVr.m.s.
2.5KVr.m.s. isolation,
3.75KVr.m.s. for PS2861B
2.5KVr.m.s.
Package
DIP 4
LSOP 4
SOP 4
SSOP 4
Mini Flat 4
Family
PS25xx
PS2381
PS27xx
PS28xx
PS2911
Table
1
2
3
4
6
Switching Power Supply
Coupling Circuit
Switching Power Supply
Coupling Circuit
V
CC
Package
3.3V &
SOP 5
5V
5V
SOP 5
5V
SOP 8
3.3V
SOP 8
Family
PS9124
PS9123
PS9817A
PS9821
Table
5
5
5
5
For more information please visit us at www.cel.com/Optocouplers
Smart Meters
Isolation between Calibration and DSP
Isolation Voltage Package
Family
5KVr.m.s.
DIP 4
PS2561D
Table
1
Power Sensor
Isolation between MCU and clock output
Isolation Voltage Package
Family
Table
5KVr.m.s.
DIP 4
PS2561D
1
Smart Meters
Optocoupler
DSP
MCU
Optocoupler
Clock
Output
Questions ?
Calibration
High Speed Isolation between MCU
and RS485
Speed
Package
Family
10 Mb/s Digital
SOP 5
PS9124
10 Mb/s Digital
SDIP 6
PS9324
Optocoupler
Table
5
5
Optocoupler
RS485
•
What Isolation Voltage do you require?
•
What Transfer Speed do you require?
•
SMT or Through Hole Package?
•
How many channels do you need to isolate?
(1,2 or 4 per package)
•
What Operating Temperature do you require?
•
What are your creepage distance requirements?
•
What Safety Standards do you require?
(UL, VDE, etc.)
Solar Power
Home System
Solar Cell
IPM Driver
Isolation Voltage
3.75KVr.m.s.
5KVr.m.s.
Package
SOP 5
DIP 8
Family
PS9113
PS9513
Table
8
8
Feedback Control Circuit in DC/DC Converter
Isolation Voltage Package
Family
Table
5KVr.m.s.
DIP 4
PS2561D
1
IGBT Gate Driver
I
O
peak (A)
Package
2.5
DIP 8
0.6
SDIP 6
2.5
SDIP 8
2.5
DIP 8
0.6
DIP 8
Family
PS9905
PS9307A
PS9331
PS9531
PS9506
Table
7
7
7
7
7
Inverter Circuit
IPM
(~5kW)
V
CC
DC/DC
Converter
V
CC
AC
Power Conditioner
Questions ?
•
What Isolation Voltage do you require?
•
What Transfer Speed do you require?
•
SMT or Through Hole Package?
•
How many channels do you need to isolate?
(1,2 or 4 per package)
•
What Operating Temperature do you require?
•
What are your creepage distance requirements?
•
What Safety Standards do you require?
(UL, VDE, etc.)
Plant / Building
System
Inverter Circuit
(~10kW)
DC/DC
Converter
AC
IGBT
Gate Drive
Circuit
Part Numbering System
Note: This diagram is intended to explain existing part numbers and is not to be used to create part numbers since NOT all combinations are available.
PS XX XX Y X
-
X
-
X
-
X
-
X
-
X
Package Style
No.
Description
23 4 Pin LSOP (Pin pitch 2.54 mm)
25 4 Pin to16 DIP Multi Type
27 4 Pin to16 SOP (Pin pitch 2.54 mm)
28 4 Pin or 16 SSOP (Pin pitch 1.27 mm)
29 4 Pin Mini Flat (Pin pitch 1.27 mm)
81 SOP5 (Analog Output)
83 6 Pin SDIP (Analog Output)
85 8 Pin DIP (Hi-Speed Analog Output)
88 SO8 (Analog Output)
91 SOP5 (Digital Output)
93 6 Pin SDIP (Digital Output)
94 SO16 (Hi-Speed / Hi-Function)
95 8 Pin DIP (Hi-Speed / Hi-Function)
98 SO8 (Digital Output)
99 8 Pin DIP (Long Creepage Distance 14 mm)
Package Terminology
Style
Description
DIP Dual In Line Package with through hole and/
or surface mount leads
Mini Flat Small package with flat surface mount leads
LSOP
SDIP
SOP
SSOP
Long Small Outline Package with surface
mount leads
Small Dual in Line Package with surface
mount leads
Small Outline Package with surface mount
leads
Shrink Small Outline Package with surface
mount leads
Options
23
25
27
28
29
81
83
85
88
91
93
94
95
98
99
ID
Number
Options
Options
Options
A
B
C
D
F
Lead
Bend
1
2
4
Options
V=
VDE
Options
Tape/
Reel
Options
CTR
Rank
(See
Datasheet)
Options
Lead
Finish
Variations
Letter
Description
A
Die shrunk
B
High Temperature
C
Die Shrunk High V
CEO
D
New Process
F
New Process
L3
6.5
- 0.1
mm
9.65±0.4 mm
+0.5
Tape and Reel
Options
Description
E3
Reel
F3
Larger Reel
L
7.62 mm
9.60 mm
Lead Finish
Options
Description
None
Standard Finish
A
Pb-Free Finish
AX
NiPdAu Finish
L4
6.5
+0.5
- 0.1
L1
10.16 mm
mm
10.05 ±0.4 mm
L2
10.16 mm
Channel Type
No.
Description
1
1-Channel Type
2
2-Channel Type
4
4-Channel Type
For more information please visit us at www.cel.com/Optocouplers
Reference Tables
Bold*= Focus Products
Root Part
Input
DC
DC
DC
Input
DC
Input
DC
DC
DC
AC
Input
DC
DC
DC
AC
x=A common
cathode
x=B common
anode
Output
Standard
Standard
Standard
Output
Standard
Output
Standard
Standard
Standard
Standard
Output
Standard
Standard
Standard
Standard
Common
Collector
Operating Temperature Range
(°C)
-55 to +110
-55 to +100
-55 to +110
Operating Temperature Range
(°C)
-40 to +115
Operating Temperature Range
(°C)
-55 to +110
-55 to +100
-55 to +100
-55 to +100
Operating Temperature Range
(°C)
-55 to +100
-55 to +110
-55 to +100
-55 to +100
-40 to +100
V
CEO
Max
(V)
80
40
80
V
CEO
Max
(V)
80
V
CEO
Max
(V)
70
40
70
80
V
CEO
Max
(V)
80
70
40
80
70
I
F
Max
(mA)
40
30
30
I
F
Max
(mA)
60
I
F
Max
(mA)
25
50
30
±30
I
F
Max
(mA)
30
50
50
±30
20
CTR
(%)
50-400
50-200
300-600
CTR
(%)
50-450
CTR
(%)
50-400
100-400
50-300
50-300
CTR
(%)
50-400
50-400
100-400
50-400
100-400
CTR Rank
Available
Yes
Yes
No
CTR Rank
Available
Yes
CTR Rank
Available
Yes
Yes
Yes
Yes
CTR Rank
Available
Yes
No
Yes
Yes
No
Comments
Low cost version of PS2561B, PS2501 and PS2501A, High temp
Standard
Low cost version of PS2501-1-K, High temp
Comments
Stretched package, high temp operation
Comments
High temp, low cost version of PS2701 and PS2701A
Low Input Current
Low cost version of PS2701
AC Input
Comments
Low cost version of PS2801
High temp version of PS2801 and PS2801C
Low Input Current
AC input
Ultra SSOP, quad channel with 12 leads
Table
1
PS2561D*
PS2514
PS2561F
Table
2
Root Part
PS2381*
Root Part
Table
3
PS2761B*
PS2711
PS2701A
PS2705A
Root Part
PS2801C*
PS2861B
Table
4
PS2811
PS2805C
PS2841-4x
Root Part
PS8501*
PS9122*
PS9124*
PS9821*
PS9324L/L2*
PS9123*
PS8101
PS9924
PS8802
PS9822
PS9121
PS9817A
PS9317
PS9587
PS9851
Type
High Speed / High Function
High Speed / High Function
Speed
1 Mbps
1 Mbps
Operating Temperature
Range (°C)
Package
8 pin DIP
5 pin SOP
5 pin SOP
SO8
6 pin SDIP
5 pin SOP
5 pin SOP
LSDIP
SO8
SO8
5 pin SOP
SO8
6 pin SDIP
8 pin DIP
SO8
V
CEO
Max (V)
40
Isolation
Voltage
(Vr.m.s.)
5K
3.75K
3.75K
2.5K
5k
3.75K
3.75K
7.5K
2.5K
2.5K
3.75K
2.5K
5K
5K
2.5K
I
F
Max
(mA)
50
I
F
Max
(mA)
25
25
25
25
25
25
I
F
Max
(mA)
20
20
25
25
30
CMR
(KV/µS)
V
CC
Max
(V)
V
CC
TYP
(V)
-
3.3 or 5
3.3 or 5
3.3
3.3 or 5
5
-
3.3 or 5
5
3.3 or 5
3.3
5
5
5
5
Comments
8mm creepage, 8 pin DIP
3.3V & 5V versions, Open Collector
3.3V & 5V versions, Low Distortion
3.3V, Low Distortion
3.3V & 5V versions, Open Collector, Low Distortion
Totem Pole Output, Low Distortion
High CMR analog output
3.3V & 5V, 14mm creepage
High CMR analog output
3.3V & 5V versions, Open Collector
3.3V, Low Distortion
5V, Low Distortion
8mm creepage, 6 pin SDIP
8mm creepage, 8 pin DIP
5V, 100°C max operating temp
Comments
Ultra small flat-lead package
Comments
14mm Long creepage, 8 pin LSDIP
6 pin SDIP
UVLO (Under Voltage Lock Out) protection with hysteresis
Fault detection (desaturation detection, UVLO protection and
active Miller clamping)
8mm creepage option available
UVLO (Under Voltage Lock Out) protection with hysteresis
-55 to +100
-40 to +100
-40 to +100
-40 to +85
-40 to +110
-40 to +100
-55 to +100
-40 to +100
-55 to +100
-40 to +100
-40 to +85
-40 to +85
-40 to +85
-40 to +85
-40 to +100
-
±15
±15
±15
±15
±15
±15
±15
±10
±20
±15
±15
±15
±15
±10
CTR
(%)
100 - 400
CMR
(KV/µS)
±25
±50
±50
±25
±25
±50
CMR
(KV/µS)
±15
±15
±15
±15
±15
35
7
7
7
7
7
35
7
35
7
7
7
7
7
5.5
High Speed / High Function 10 Mbps
High Speed / High Function 15 Mbps
High Speed / High Function 10 Mbps
High Speed / High Function 15 Mbps
High Speed / High Function
High Speed / High Function
High Speed / High Function
High Speed / High Function
High Speed / High Function
High Speed / High Function
High Speed / High Function
High Speed / High Function
High Speed / High Function
Input
DC
Input
DC
DC
DC
DC
DC
DC
Output
Standard
t
PLH
/ t
PHL
(µS)
0.25
0.150
0.175
0.2
0.4
0.175
t
PLH
/ t
PHL
(nS)
250/250
500/550
750/500
750/500
750/500
1 Mbps
10 Mbps
10 Mbps
1 Mbps
15 Mbps
10 Mbps
10 Mbps
10 Mbps
15 Mbps
Table
5
Table
6
Root Part
PS2911*
Root Part
PS9905*
Operating Temperature Range
(°C)
-55 to +100
Operating Temperature Range
(°C)
-40 to +110
-40 to +125
-40 to +125
-40 to +110
-40 to +110
-40 to +125
Operating
Temperature Range
(°C)
-40 to +110
-40 to +110
-40 to +110
-40 to +110
-40 to +100
Bandwidth
TYP (kHz)
100
CTR Rank
Available
Yes
V
CC
Max
(V)
30
35
35
33
30
33
V
CC
Max
(V)
20
25
25
25
25
CMR
(KV/µS)
±10
Isolation
Voltage
(Vr.m.s.)
7.5K
5K
5K
5K
5K
5K
Isolation
Voltage
(Vr.m.s.)
5K
5K
3.75K
5K
5K
Table
7
PS9307A*
PS9531*
PS9402*
PS9506
PS9331
Root Part
Input
DC
DC
DC
DC
DC
Comments
5 Mbps Totem Pole output type, 6 pin SDIP, IPM driver
1 Mbps Totem Pole output type, 6 pin SDIP, IPM driver
1 Mbps, open collector output,5 pin SOP (SO5) IPM driver
1 Mbps, open collector output, 8mm creepage 6 pin SDIP IPM driver
1 Mbps, open collector output, 8mm creepage 8 pin DIP IPM driver
Comments
High CMR analog output isolation amplifier
Table
8
PS9309*
PS9303
PS9113
PS9313
PS9513
Table
9
Root Part
PS8551A*
Operating Temperature
Range (°C)
-40 to +105
Input Supply
DD1
Output Supply
DD2
Max (mA)
Max (mA)
16
16
Gain v/v Gain Error
TYP
(%)
8
ENOB
(Bits Min)
10
±1
Table
10
Root Part
PS9551A
Operating
V
CC
V
CC
Range
Input Supply
DD1
Output Supply
DD2
Temperature Range Max Recommended
Max (mA)
Max (mA)
(°C)
(V)
(V)
-40 to +105
5.5
4.5 to 5.5
18
15
Output Clock
Frequecy (MHz Typ)
10
Comments
High CMR digital ouptut isolation amplifier,
sigma-delta modulator