4/10/00
ISP815X, ISP825X, ISP845X
ISP815, ISP825, ISP845
HIGH DENSITY MOUNTING
PHOTODARLINGTON OPTICALLY
COUPLED ISOLATORS
APPROVALS
l UL recognised, File No. E91231
'X' SPECIFICATION APPROVALS
l VDE 0884 approval pending
l 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
DESCRIPTION
The ISP815, ISP825, ISP845 series of optically
coupled isolators consist of infrared light emitting
diodes and NPN silicon photodarlingtons 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 High Current Transfer Ratio (600%min)
l High Isolation Voltage (5.3kV
l All electrical parameters 100% tested
l Custom electrical selections available
RMS
,7.5kV
PK
)
APPLICATIONS
l Computer terminals
l Industrial systems controllers
l Measuring instruments
l Signal transmission between systems of
different potentials and impedances
OPTION SM
SURFACE MOUNT
0.6
0.1
10.46
9.86
1.25
0.75
OPTION G
7.62
0.26
10.16
ISP815X
ISP815
ISP825X
ISP825
1.2
3.0
ISP845X
ISP845
1.2
3.0
2.54
1.2
3.0
10.16
9.16
20.32
19.32
5.08
4.08
0.5
2.54
0.5
2.54
7.0
6.0
3.35
3.35
0.5
4.0
3.0
7.0
6.0
4.0
3.0
0.5
0.5
3.35
Dimensions in mm
1
2
7.62
0.26
1
2
3
4
7.62
0.26
1
2
3
4 13
5 12
7.0
6 11
6.0
7
8
4.0
3.0
0.5
0.26
4
3
13°
Max
8
7
6
5
13°
Max
16
15
14
10
9
7.62
13°
Max
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
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
DB92414-AAS/A3
4/10/00
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 50mA
Reverse Voltage 6V
Power Dissipation 70mW
OUTPUT TRANSISTOR
Collector-emitter Voltage BV
Emitter-collector Voltage BV
Power Dissipation 150mW
CEO
ECO
35V
6V
POWER DISSIPATION
Total Power Dissipation 200mW
(derate linearly 2.67mW/°C above 25°C)
ELECTRICAL CHARACTERISTICS ( TA = 25°C Unless otherwise noted )
PARAMETER MIN TYP MAX UNITS TEST CONDITION
Input Forward Voltage (VF) 1.2 1.4 V IF = 20mA
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
) 35 V IC = 1mA
CEO
) 6 V IE = 100µA
ECO
) 100 nA VCE = 20V
CEO
Coupled Current Transfer Ratio (CTR) (Note 2) 600 7500 % 1mA IF , 2V V
CE
Collector-emitter Saturation VoltageVCE
Input to Output Isolation Voltage V
Input-output Isolation Resistance R
(SAT)
5300 V
ISO
7500 V
10
5x10
ISO
1.0 V 20mA IF , 5mA I
RMS
PK
Ω V
Output Rise Time tr 60 300 µs VCE = 2V ,
Output Fall Time tf 53 250 µs IC = 10mA, RL= 100Ω
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.
See note 1
See note 1
= 500V (note 1)
IO
C
DB92414-AAS/A3
4/10/00
Collector Power Dissipation vs. Ambient Temperature
200
(mW)
C
150
(V)
CE(SAT)
Collector-emitter Saturation
Voltage vs. Forward Current
6
5mA
=1mA
5
Ic
30mA
50mA
TA = 25°C
4
100
50
Collector power dissipation P
0
-30 0 25 50 75 100 125
Ambient temperature TA ( °C )
Forward Current vs. Ambient Temperature
60
50
(mA)
40
F
30
20
3
2
1
0
Collector-emitter saturation voltage V
0 0.5 1.0 1.5 2.0 2.5 3.0
Forward current IF (mA)
Collector Current vs. Collector-emitter Voltage
100
(mA)
C
80
10mA
TA = 25°C
60
5mA
40
2mA
Forward current I
10
0
-30 0 25 50 75 100 125
Ambient temperature TA ( °C )
Collector-emitter Saturation
Voltage vs. Ambient Temperature
(V)
CE(SAT)
1.2
IF = 20mA
1.0
IC = 5mA
0.8
0.6
0.4
0.2
0
Collector-emitter saturation voltage V
-30 0 25 50 75 100
Ambient temperature TA ( °C )
20
Collector current I
0
0 1 2 3 4 5
Collector-emitter voltage VCE ( V )
Relative Current Transfer Ratio
vs. Ambient Temperature
1.5
IF = 1mA
VCE = 2V
1.0
0.5
Relative current transfer ratio
0
-30 0 25 50 75 100
Ambient temperature TA ( °C )
IF = 1mA
DB92414-AAS/A3
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