ETC SFH628-3

SFH628-2X, SFH628-3X, SFH628-4X,
SFH628-2, SFH628-3, SFH628-4
LOW INPUT CURRENT
PHOTOTRANSISTOR
OPTICALLY COUPLED ISOLATORS
APPROVALS
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UL recognised, File No. E91231
'X' SPECIFICATION APPROVALS
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Certified to EN60950 by the following
Test Bodies :Nemko - Certificate No. P96102022
Fimko - Registration No. 192313-01..25
Semko - Reference No. 9639052 01
Demko - Reference No. 305969
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VDE 0884 approval pending
DESCRIPTION
The SFH628 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.
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
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
OPTION SM
SURFACE MOUNT
OPTION G
7.62
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
ABSOLUTE MAXIMUM RATINGS
(25°C unless otherwise specified)
Storage Temperature
-55°C to + 125°C
Operating Temperature
-55°C to + 100°C
Lead Soldering Temperature
(1/16 inch (1.6mm) from case for 10 secs) 260°C
INPUT DIODE
Forward Current
Power Dissipation
±50mA
70mW
OUTPUT TRANSISTOR
Collector-emitter Voltage BVCEO
Emitter-collector Voltage BVECO
Power Dissipation
55V
6V
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 LTD
Unit 25B, Park View Road West,
Park View Industrial Estate, Brenda Road
Hartlepool, Cleveland, TS25 1YD
Tel: (01429) 863609 Fax :(01429) 863581
7/12/00
ISOCOM INC
1024 S. Greenville Ave, Suite 240,
Allen, TX 75002 USA
Tel: (214) 495-0755 Fax: (214) 495-0901
e-mail [email protected]
http://www.isocom.com
DB92395m-AAS/A1
ELECTRICAL CHARACTERISTICS ( TA = 25°C Unless otherwise noted )
PARAMETER
MIN
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)
SFH628-2
SFH628-2
SFH628-3
SFH628-3
SFH628-4
SFH628-4
200
63
32
100
50
160
80
200
320
500
Collector-emitter Saturation Voltage VCESAT
SFH628-2
SFH628-3
SFH628-4
Input to Output Isolation Voltage VISO
0.4
0.4
0.4
5300
7500
5x1010
Input-output Isolation Resistance RISO
Note 1
Note 2
TYP MAX UNITS
TEST CONDITION
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)
Measured with input leads shorted together and output leads shorted together.
Special Selections are available on request. Please consult the factory.
SWITCHING CHARACTERISTICS
IC = 2mA, VCC = 5V, RL = 100Ω, TA = 25°C (Fig 1)
UNITS
Turn-on Time
Rise Time
Turn-off Time
Fall Time
ton
tr
toff
tf
6.0
3.5
5.5
5.0
µs
µs
µs
µs
VCC
Input
ton
toff
RL = 100Ω
tr
Output
tf
10%
10%
90%
90%
FIG 1
7/12/00
DB92395m-AAS/A1
Collector Current vs. Low Collector-emitter
Voltage (normalized to SFH628-2 & SFH628-3)
Collector Power Dissipation vs. Ambient Temperature
TA = 25°C
2.0
Collector current I C (mA)
Collector power dissipation P C (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 I F (±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 )
7/12/00
25
Current Transfer Ratio vs. Forward Current
(normalized to SFH628-2 & SFH628-3)
120
Current transfer ratio CTR (%)
Collector-emitter saturation voltage V
CE(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)
DB92395m-AAS/A1