SFH617A-1, SFH617A-2, SFH617A-3, SFH617A-4,
SFH617A-1X, SFH617A-2X, SFH617A-3X, SFH617A-4X
LOW INPUT CURRENT
PHOTOTRANSISTOR
OPTICALLY COUPLED ISOLATORS
APPROVALS
UL recognised, File No. E91231
Package Code " EE "
'X' SPECIFICATION APPROVALS
VDE 0884 in 3 available lead form : -
- STD
- G form
- SMD approved to CECC 00802
2.54
7.0
6.0
1.2
5.08
4.08
1
2
Dimensions in mm
4
3
7.62
4.0
3.0
0.5
13°
Max
0.26
DESCRIPTION
The SFH617A series of optically coupled isolators
consist of infrared light emitting diodes and NPN
silicon photo transistors in space efficient dual in line
plastic packages.
FEATURES
Options :-
10mm lead spread - add G after part no.
Surface mount - add SM after part no.
Tape&reel - add SMT&R after part no.
Low input current 1mA I
F
High Current Transfer Ratios (40-320% at
10mA, 13% min at 1mA)
High Isolation Voltage (5.3kV
RMS
,7.5kV
PK
)
High BV
CEO
(70V min)
All electrical parameters 100% tested
APPLICATIONS
Computer terminals
Industrial systems controllers
Measuring instruments
Signal transmission between systems of
different potentials and impedances
OPTION SM
OPTION G
SURFACE MOUNT
7.62
3.0
0.5
3.35
ABSOLUTEMAXIMUMRATINGS
(25°C unless otherwise specified)
Storage Temperature
-55°C to + 125°C
Operating Temperature
-30°C to + 100°C
Lead Soldering Temperature
(1/16 inch (1.6mm) from case for 10 secs) 260°C
INPUTDIODE
Forward Current
Reverse Voltage
Power Dissipation
OUTPUT TRANSISTOR
Collector-emitter Voltage BV
CEO
Emitter-collector Voltage BV
ECO
Collector Current
Power Dissipation
POWER DISSIPATION
Total Power Dissipation
200mW
70V
6V
50mA
150mW
50mA
6V
70mW
0.6
0.1
10.46
9.86
1.25
0.75
0.26
10.16
(derate linearly 2.67mW/°C above 25°C)
ISOCOMCOMPONENTSLTD
Unit 25B, Park View Road West,
Park View Industrial Estate, Brenda Road
Hartlepool, Cleveland, TS25 1UD
Tel: (01429) 863609 Fax :(01429) 863581
28/11/08
DB92330
ELECTRICAL CHARACTERISTICS ( T
A
= 25°C Unless otherwise noted )
PARAMETER
Input
Forward Voltage (V
F
)
Reverse Current (I
R
)
Output
Collector-emitter Breakdown (BV
CEO
)
( Note 2 )
Emitter-collector Breakdown (BV
ECO
)
Collector-emitter Dark Current (I
CEO
)
SFH617A-1,2
SFH617A-3,4
Coupled
Current Transfer Ratio (CTR) (Note 2)
SFH617A-1
SFH617A-2
SFH617A-3
SFH617A-4
SFH617A-1
SFH617A-2
SFH617A-3
SFH617A-4
Collector-emitter SaturationVoltageV
CESAT
Input to Output Isolation Voltage V
ISO
Input-output Isolation Resistance R
ISO
Response Time (Rise), tr
Response Time (Fall), tf
Note 1
Note 2
5300
7500
5x10
10
4
3
70
6
MIN TYP MAX UNITS TEST CONDITION
1.65
10
V
μA
V
V
I
F
= 50mA
V
R
= 6V
I
C
= 1mA
I
E
= 100μA
V
CE
= 10V
50
100
nA
nA
40
63
100
160
13
22
34
56
80
125
200
320
%
%
%
%
%
%
%
%
V
V
RMS
V
PK
Ω
μS
μS
10mA I
F
, 5V V
CE
1mA I
F
, 5V V
CE
0.4
10mA I
F
, 2.5mA I
C
See note 1
See note 1
V
IO
= 500V (note 1)
V
CE
= 2V, I
C
= 2mA
R
L
= 100Ω
Measured with input leads shorted together and output leads shorted together.
Special Selections are available on request. Please consult the factory.
28/11/08
DB92330
Collector Power Dissipation vs. Ambient Temperature
200
Collector power dissipation P
C
(mW)
Collector Current vs. Collector-emitter Voltage
( normalised to SFH617A-3 )
50
T
A
= 25°C
150
Collector current I
C
(mA)
40
30
20
10
50
30
20
15
10
100
50
I
F
= 5mA
0
-30
0
25
50
75
100
125
Ambient temperature T
A
( °C )
Forward Current vs. Ambient Temperature
60
50
Current transfer ratio CTR (%)
0
0
2
4
6
8
10
Collector-emitter voltage V
CE
( V )
Current Transfer Ratio vs. Forward Current
320
280
240
200
160
120
80
40
0
-30
0
25
50
75
100
125
1
2
5
10
20
50
Ambient temperature T
A
( °C )
Relative Current Transfer Ratio
vs. Ambient Temperature
Forward current I
F
(mA)
Collector-emitter Saturation
Voltage vs. Ambient Temperature
0.28
0.24
0.20
0.16
0.12
0.08
0.04
0
-30
0
25
50
75
DB92330
V
CE
= 5V
T
A
= 25°C
SFH617A-4
SFH617A-3
SFH617A-2
Forward current I
F
(mA)
40
30
20
10
0
SFH617A-1
Relative current transfer ratio
1.5
I
F
= 10mA
V
CE
= 5V
Collector-emitter saturation voltage V
CE(SAT)
(V)
I
F
= 10mA
I
C
= 2.5mA
1.0
0.5
0
-30
0
25
50
75
100
Ambient temperature T
A
( °C )
28/11/08
100
Ambient temperature T
A
( °C )
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