ISOCOM SFH628A-3

SFH628A-2, SFH628A-3,
SFH628A-4
LOW INPUT CURRENT
PHOTOTRANSISTOR
OPTICALLY COUPLED ISOLATORS
APPROVALS
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UL recognised, File No. E91231
Package Code " EE "
'X' SPECIFICATION APPROVALS
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VDE 0884 in 3 available lead form : - STD
- G form
- SMD approved to CECC 00802
DESCRIPTION
The SFH628A series of optically coupled
isolators consist of inverse parallel infrared light
emitting diodes and NPN silicon photo
transistors in space efficient dual in line plastic
packages.
Dimensions in mm
2.54
1
2
7.0
6.0
4
3
1.2
5.08
4.08
7.62
4.0
3.0
13°
Max
0.5
3.0
0.5
3.35
0.26
FEATURES
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Options :10mm lead spread - add G after part no.
Surface mount - add SM after part no.
Tape&reel - add SMT&R after part no.
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Low input current ±0.5mA IF
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High Current Transfer Ratios
(63-500% at ±1mA, 32% min at ±0.5mA)
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High Isolation Voltage (5.3kVRMS ,7.5kVPK )
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High BVCEO (55V min)
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All electrical parameters 100% tested
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Custom electrical selections available
ABSOLUTEMAXIMUMRATINGS
(25°C unless otherwise specified)
APPLICATIONS
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Computer terminals
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Industrial systems controllers
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Measuring instruments
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Signal transmission between systems of
different potentials and impedances
OUTPUT TRANSISTOR
OPTION G
OPTION SM
7.62
SURFACE MOUNT
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
Power Dissipation
±50mA
70mW
Collector-emitter Voltage BVCEO
Emitter-collector Voltage BVECO
Collector Current
Power Dissipation
55V
6V
50mA
150mW
POWER DISSIPATION
Total Power Dissipation
200mW
(derate linearly 2.67mW/°C above 25°C)
0.6
0.1
10.46
9.86
1.25
0.75
0.26
10.16
ISOCOM COMPONENTS 2004 LTD
Unit 25B, Park View Road West,
Park View Industrial Estate, Brenda Road
Hartlepool, Cleveland, TS25 1UD
Tel: (01429) 863609 Fax :(01429) 863581
20/8/08
DB92514
ELECTRICAL CHARACTERISTICS ( TA = 25°C Unless otherwise noted )
PARAMETER
MIN TYP MAX UNITS TEST CONDITION
Input
Forward Voltage (VF)
Output
Collector-emitter Breakdown (BVCEO)
55
( Note 2 )
Emitter-collector Breakdown (BVECO)
6
Collector-emitter Dark Current (ICEO)
Coupled
1.5
Current Transfer Ratio (CTR) (Note 2)
SFH628A-2
SFH628A-2
SFH628A-3
SFH628A-3
SFH628A-4
SFH628A-4
200
63
32
100
50
160
80
200
320
500
Collector-emitter Saturation Voltage VCESAT
SFH628A-2
SFH628A-3
SFH628A-4
Input to Output Isolation Voltage VISO
Input-output Isolation Resistance RISO
0.4
0.4
0.4
5300
7500
5x1010
Response Time (Rise), tr
Response Time (Fall), tf
Note 1
Note 2
4
3
18
18
V
IF = ±5mA
V
IC = 1mA
V
nA
IE = 100μA
VCE = 10V
%
%
%
%
%
%
±1mA IF , 0.5V VCE
±0.5mA IF , 1.5V VCE
±1mA IF , 0.5V VCE
±0.5mA IF , 1.5V VCE
±1mA IF , 0.5V VCE
±0.5mA IF , 1.5V VCE
V
V
V
±1mA IF , 0.5mA IC
±1mA IF , 0.8mA IC
±1mA IF , 1.25mA IC
VRMS
VPK
Ω
See note 1
See note 1
VIO = 500V (note 1)
μS
μS
VCE = 2V, IC = 2mA
RL = 100Ω
Measured with input leads shorted together and output leads shorted together.
Special Selections are available on request. Please consult the factory.
Input
ton
toff
RL
tr
Output
tf
Output
10%
10%
90%
90%
FIG 1
20/8/08
DB92514m-AAS/A2
Collector Current vs. Low Collector-emitter
Voltage (normalized to SFH628A-2 & SFH628A-3)
Collector Power Dissipation vs. Ambient Temperature
TA = 25°C
2.0
Collector current IC (mA)
Collector power dissipation PC (mW)
200
150
100
50
0
1.6
IF = ±1mA
1.2
0.8
IF = ±0.5mA
0.4
0
-30
0
25
50
75
100
0
125
Ambient temperature TA ( °C )
0.2
0.4
0.6
0.8
1.0
Collector-emitter voltage VCE ( V )
Relative Current Transfer Ratio
vs. Ambient Temperature
Forward Current vs. Ambient Temperature
50
Relative current transfer ratio
Forward current IF (±mA)
60
40
30
20
10
0
-30
0
25
50
75
100
1.5
1.0
0.5
0
-30
125
0.28
IF = ±1mA
IC = 0.5mA
0.16
0.12
0.08
0.04
50
75
100
100
80
60
40
VCE = 0.5V
TA = 25 °C
20
0
0
-30
0
25
50
75
Ambient temperature TA ( °C )
20/8/08
25
Current Transfer Ratio vs. Forward Current
(normalized to SFH628A-2 & SFH628A-3)
120
Current transfer ratio CTR (%)
Collector-emitter saturation voltage VCE(SAT) (V)
Collector-emitter Saturation
Voltage vs. Ambient Temperature
0.20
0
Ambient temperature TA ( °C )
Ambient temperature TA ( °C )
0.24
IF = ±1mA
VCE = 0.5V
100
0.1
0.2
0.5
1
2
5
Forward current IF (±mA)
DB92514m-AAS/A2