ISOCOM SFH617G-1, SFH617G-2, SFH617G-3, SFH617G-4 Datasheet
8/7/02
SFH617G-1X, SFH617G-2X, SFH617G-3X, SFH617G-4X
SFH617G-1, SFH617G-2, SFH617G-3, SFH617G-4
LOW INPUT CURRENT
PHOTOTRANSISTOR
OPTICALLY COUPLED ISOLATORS
APPROVALS
l UL recognised, File No. E91231
'X' SPECIFICATION APPROVALS
l VDE 0884
ll Certified to EN60950 by the following
Test Bodies :Nemko - Certificate No. P01102465
Fimko - Certificate No. FI18162
Semko - Reference No. 0202041/01-25
Demko - Certificate No. 311161-01
DESCRIPTION
The SFH617G 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
l 10mm lead spread
l Low input current 1mA I
l High Current Transfer Ratios
F
(40-320% at 10mA, 13% min at 1mA)
l High Isolation Voltage (5.3kV
l High BV
l All electrical parameters 100% tested
l Custom electrical selections available
(70V min)
CEO
RMS
,7.5kV
PK
2.54
7.0
6.0
Dimensions in mm
1
2
1.2
5.08
4.08
4.0
7.62
3.0
0.5
3.0
0.5
3.35
0.26
10.16
ABSOLUTE MAXIMUM RATINGS
(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
INPUT DIODE
)
Forward Current 50mA
Reverse Voltage 6V
Power Dissipation 70mW
4
3
APPLICATIONS
l Computer terminals
l Industrial systems controllers
l Measuring instruments
l Signal transmission between systems of
different potentials and impedances
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
OUTPUT TRANSISTOR
Collector-emitter Voltage BV
Emitter-collector Voltage BV
Power Dissipation 150mW
CEO
ECO
70V
6V
POWER DISSIPATION
Total Power Dissipation 200mW
(derate linearly 2.67mW/°C above 25°C)
ISOCOM INC
1024 S. Greenville Ave, Suite 240,
Allen, TX 75002 USA
Tel: (214) 495-0755 Fax: (214) 495-0901
e-mail info@isocom.com
http://www.isocom.com
DB92217-AAS/A3
8/7/02
ELECTRICAL CHARACTERISTICS ( TA = 25°C Unless otherwise noted )
PARAMETER MIN TYP MAX UNITS TEST CONDITION
Input Forward Voltage (VF) 1.65 V IF = 50mA
Reverse Voltage (VR) 6 V IR = 10µA
Reverse Current (IR) 10 µA VR = 6V
Output Collector-emitter Breakdown (BV
( Note 2 )
Emitter-collector Breakdown (BV
Collector-emitter Dark Current (I
) 70 V IC = 1mA
CEO
) 6 V IE = 100µA
ECO
)
CEO
SFH617G-1,2 50 nA VCE = 10V
SFH617G-3,4 100 nA
Coupled Current Transfer Ratio (CTR) (Note 2)
SFH617G-1 40 80 % 10mA IF , 5V V
SFH617G-2 63 125 %
SFH617G-3 100 200 %
SFH617G-4 160 320 %
SFH617G-1 13 % 1mA IF , 5V V
SFH617G-2 22 %
SFH617G-3 34 %
SFH617G-4 56 %
Collector-emitter Saturation Voltage V
Input to Output Isolation Voltage V
Input-output Isolation Resistance R
CESAT
5300 V
ISO
7500 V
10
5x10
ISO
0.4 V 10mA I
RMS
PK
Ω V
Note 1 Measured with input leads shorted together and output leads shorted together.
Note 2 Special Selections are available on request. Please consult the factory.
, 2.5mA I
F
See note 1
See note 1
= 500V (note 1)
IO
CE
CE
C
SWITCHING CHARACTERISTICS
1. Linear Operation (without saturation) Fig 1.
IF = 10mA, VCC = 5V, RL = 75Ω
UNITS
Turn-on Time
Rise Time
Turn-off Time
Fall Time
Cut-off Frequency
VCC = 5.0V
t
t
t
t
F
FIG 1
on
r
off
f
CO
RL = 75Ω
OUTPUT
3.0
2.0
2.3
2.0
250
µs
µs
µs
µs
kHz
VCC = 5.0V
RL = 1kΩ
FIG 2
OUTPUT
2. Switching Operation (with saturation) Fig 2
VCC = 5V, RL = 1kΩ
GROUP
Turn-on Time
Rise Time
Turn-off Time
Fall Time
INPUT
OUTPUT
V
t
on
t
r
t
off
t
f
CESAT
-1
(IF=20mA)
3.0
2.0
18
11
t
on
10%
90%
(IF=10mA)
t
r
-2 and -3
(IF=5mA)
4.2
3.0
23
14
< 0.4
- 4
6.0
4.6
25
15
UNITS
µs
µs
µs
µs
V
t
off
t
f
10%
90%
DB92217-AAS/A3
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