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
DB92547m-AAS/A1
HIGH DENSITY MOUNTING
PHOTOTRANSISTOR
OPTICALLY COUPLED ISOLATORS
APPROVALS
l
UL recognised, File No. E91231
DESCRIPTION
The TLP621, TLP621-2 , TLP621-4 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
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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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High Current Transfer Ratio ( 50% min)
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High Isolation Voltage (5.3kV
RMS
,7.5kV
PK
)
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High BV
CEO
( 55Vmin )
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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
TLP621, TLP621-2, TLP621-4
OPTION G
7.62
SURFACE MOUNT
OPTION SM
10.16
0.26
0.26
20.32
19.32
4.0
3.0
0.5
7.62
13
Max
7.0
6.0
2.54
1.2
0.5
3.0
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
TLP621
TLP621-2
3.0
10.16
9.16
4.0
3.0
3.35
0.5
7.0
6.0
7.62
2
3
4
7
6
5
1.2
13
Max
0.5
0.26
2.54
TLP621-4
Dimensions in mm
3.35
5.08
4.08
1
8
1
2
3
7
8
16
15
10
9
6
11
5
12
14
4
13
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
DB92547m-AAS/A1
PARAMETER
MIN TYP MAX UNITS TEST CONDITION
Input
Forward Voltage (V
F
)
1.0
1.15
1.3
V
I
F
= 10mA
Reverse Voltage (V
R
)
5
V
I
R
= 10
A
Reverse Current (I
R
)
10
A
V
R
= 5V
Output
Collector-emitter Breakdown (BV
CEO
)
55
V
I
C
= 0.5mA
( Note 2 )
Emitter-collector Breakdown (BV
ECO
)
6
V
I
E
= 100
A
Collector-emitter Dark Current (I
CEO
)
100
nA
V
CE
= 24V
Coupled
Current Transfer Ratio (CTR) (Note 2)
TLP621, TLP621-2, TLP621-4
50
600
%
5mA I
F
, 5V V
CE
CTR selection available
GB
100
600
%
BL
200
600
%
GB
30
%
1mA I
F
, 0.4V V
CE
Collector-emitter Saturation VoltageV
CE
(SAT)
0.4
V
8mA I
F
, 2.4mA I
C
GB
0.4
V
1mA I
F
, 0.2mA 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)
Rise Time
tr
2
s
V
CC
=10V ,
Fall Time
tf
3
s
I
C
= 2mA, R
L
= 100
Turn-on Time
ton
3
s
Turn-off Time
toff
3
s
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.
7/12/00
ELECTRICAL CHARACTERISTICS ( T
A
= 25C Unless otherwise noted )
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
5V
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)
DB92547m-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
5
10
15
20
25
0
0.04
0.08
0.12
0.16
0.20
0.24
0.28
I
F
= 5mA
I
C
= 1mA
Forward current I
F
(mA)
Collector Current vs. Low
Collector-emitter Voltage
5
10
20
30
40
50
0 0.2 0.4 0.6 0.8 1.0
Collector current I
C
(mA)
I
F
= 2mA
Collector Current vs. Collector-emitter Voltage
Collector-emitter voltage V
CE
( V )
Collector current I
C
(mA)
Current Transfer Ratio vs. Forward Current
Forward current I
F
(mA)
Current transfer ratio CTR (%)
1 2 5 10 20 50
0
80
120
160
200
240
0 2 4 6 8 10
0
10
20
30
40
50
40
50
30
20
10
15
T
A
= 25C
280
320
I
F
= 5mA
V
CE
= 5V
T
A
= 25C
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