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Электронный компонент: SFH618A-2

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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
DB92372m-AAS/A1
1.2
3.0
4.0
3.0
3.35
7.0
6.0
0.5
0.5
7.62
1
2
4
3
0.26
13
Max
2.54
Dimensions in mm
LOW INPUT CURRENT
PHOTOTRANSISTOR
OPTICALLY COUPLED ISOLATORS
APPROVALS
l
UL recognised, File No. E91231
'X' SPECIFICATION APPROVALS
l
VDE 0884 approval pending
DESCRIPTION
The SFH618A 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
Options :-
10mm lead spread - add G after part no.
Surface mount - add SM after part no.
Tape&reel - add SMT&R after part no.
l
Low input current 0.5mA I
F
l
High Current Transfer Ratios
(63-320% at 1mA, 32% min at 0.5mA)
l
High Isolation Voltage (5.3kV
RMS
,7.5kV
PK
)
l
High BV
CEO
(55V min)
l
All electrical parameters 100% tested
l
Custom electrical selections available
APPLICATIONS
l
Computer terminals
l
Industrial systems controllers
l
Measuring instruments
l
Signal transmission between systems of
different potentials and impedances
5.08
4.08
SFH618A-2, SFH618A-3,
SFH618A-4
ABSOLUTE MAXIMUM RATINGS
(25C unless otherwise specified)
Storage Temperature
-55C to + 125C
Operating Temperature
-55C to + 100C
Lead Soldering Temperature
(1/16 inch (1.6mm) from case for 10 secs) 260C
INPUT DIODE
Forward Current
50mA
Reverse Voltage
6V
Power Dissipation
70mW
OUTPUT TRANSISTOR
Collector-emitter Voltage BV
CEO
55V
Emitter-collector Voltage BV
ECO
6V
Power Dissipation
150mW
POWER DISSIPATION
Total Power Dissipation
200mW
(derate linearly 2.67mW/C above 25C)
OPTION G
7.62
SURFACE MOUNT
OPTION SM
10.16
0.26
10.46
9.86
0.6
0.1
1.25
0.75
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
7/12/00
PARAMETER
MIN TYP MAX UNITS TEST CONDITION
Input
Forward Voltage (V
F
)
1.5
V
I
F
= 5mA
Reverse Voltage (V
R
)
6
V
I
R
= 10
A
Reverse Current (I
R
)
10
A
V
R
= 6V
Output
Collector-emitter Breakdown (BV
CEO
)
55
V
I
C
= 1mA
( Note 2 )
Emitter-collector Breakdown (BV
ECO
)
6
V
I
E
= 100
A
Collector-emitter Dark Current (I
CEO
)
200
nA
V
CE
= 10V
Coupled
Current Transfer Ratio (CTR) (Note 2)
SFH618A-2
63
125
%
1mA I
F
, 0.5V V
CE
SFH618A-2
32
%
0.5mA I
F
, 1.5V V
CE
SFH618A-3
100
200
%
1mA I
F
, 0.5V V
CE
SFH618A-3
50
%
0.5mA I
F
, 1.5V V
CE
SFH618A-4
160
320
%
1mA I
F
, 0.5V V
CE
SFH618A-4
80
%
0.5mA I
F
, 1.5V V
CE
Collector-emitter Saturation Voltage V
CESAT
SFH618A-2
0.4
V
1mA I
F
, 0.32mA I
C
SFH618A-3
0.4
V
1mA I
F
, 0.5mA I
C
SFH618A-4
0.4
V
1mA I
F
, 0.8mA I
C
Input to Output Isolation Voltage V
ISO
5300
V
RMS
See note 1
7500
V
PK
See note 1
Input-output Isolation Resistance R
ISO
5x10
10
V
IO
= 500V (note 1)
ELECTRICAL CHARACTERISTICS ( T
A
= 25C Unless otherwise noted )
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.
Output
Output
R
L
= 100
Input
10%
90%
90%
10%
t
on
t
r
FIG 1
V
CC
t
off
t
f
SWITCHING CHARACTERISTICS
I
C
= 2mA, V
CC
= 5V, R
L
= 100
,
T
A
= 25C
(
Fig
1)
t
on
t
r
t
off
t
f
Turn-on Time
Rise Time
Turn-off Time
Fall Time
s
s
s
s
6.0
3.5
5.5
5.0
UNITS
DB92372m-AAS/A1
7/12/00
50
-30 0 25 50 75 100 125
Ambient temperature T
A
( C )
150
0
200
Ambient temperature T
A
( C )
Collector power dissipation P
C
(mW)
60
30
20
10
0
40
50
-30 0 25 50 75 100 125
Collector Power Dissipation vs. Ambient Temperature
Forward Current vs. Ambient Temperature
-30 0 25 50 75 100
Ambient temperature T
A
( C )
Collector-emitter voltage V
CE
( V )
Collector-emitter saturation voltage V
CE(S
A
T)
(V)
Collector-emitter Saturation
Voltage vs. Ambient Temperature
100
T
A
= 25C
0
0.8
1.2
1.6
2.0
0
0.04
0.08
0.12
0.16
0.20
0.24
0.28
Forward current I
F
(mA)
0 0.2 0.4 0.6 0.8 1.0
Collector current I
C
(mA)
Relative current transfer ratio
Current Transfer Ratio vs. Forward Current
(normalized to SFH618A-2 & SFH618A-3)
Forward current I
F
(mA)
Current transfer ratio CTR (%)
0
40
60
80
100
0
0.5
1.0
I
F
= 0.5mA
I
F
= 1mA
0.4
0.1 0.2 0.5 1 2 5
120
20
I
F
= 1mA
I
C
= 0.5mA
1.5
I
F
= 1mA
V
CE
= 0.5V
-30 0 25 50 75 100
Ambient temperature T
A
( C )
Relative Current Transfer Ratio
vs. Ambient Temperature
V
CE
= 0.5V
T
A
= 25 C
Collector Current vs. Low Collector-emitter
Voltage (normalized to SFH618A-2 & SFH618A-3)
DB92372m-AAS/A1