PHOTODARLINGTON OPTOCOUPLERS
(NO BASE CONNECTION)
MOC8020
DESCRIPTION
The MOC8020 and MOC8021 are photodarlington-type optically
coupled optocouplers. The devices have a gallium arsenide infrared
emitting diode coupled with a silicon darlington phototransistor.
MOC8021
PACKAGE DIMENSIONS
PIN 1
ID.
0.270 (6.86)
0.240 (6.10)
FEATURES
• High current transfer ratio
6
-500% (MOC8020)
-1000% (MOC8021)
• No base connection for improved noise immunity
• Underwriters Laboratory (UL) recognized File# E90700
SEATING PLANE
0.350 (8.89)
0.330 (8.38)
0.070 (1.78)
0.045 (1.14)
1
0.200 (5.08)
0.115 (2.92)
APPLICATIONS
Appliances, measuring instruments
I/O interface for computers
Programmable controllers
Portable electronics
Interfacing and coupling systems of
different potentials and impedance
• Solid state relays
•
•
•
•
•
ANODE 1
6 N/C
0.154 (3.90)
0.100 (2.54)
0.020 (0.51)
MIN
0.016 (0.40)
0.008 (0.20)
CATHODE 2
5 COLLECTOR
0.022 (0.56)
0.016 (0.41)
0.100 (2.54)
TYP
0° to 15°
0.300 (7.62)
TYP
N/C 3
4 EMITTER
NOTE
All dimensions are in inches (millimeters)
ABSOLUTE MAXIMUM RATINGS
Parameter
TOTAL DEVICE
Storage Temperature
Operating Temperature
Lead Solder Temperature
Total Device Power Dissipation @ T
A
= 25°C
Derate above 25°C
Input-Output Isolation Voltage
EMITTER
DC/Average Forward Input Current
Reverse Input Voltage
LED Power Dissipation @ T
A
= 25°C
Derate above 25°C
DETECTOR
Collector-Emitter Voltage
Detector Power Dissipation @ T
A
= 25°C
Derate above 25°C
Continuous Collector Current
(T
A
= 25°C Unless otherwise specified.)
Symbol
T
STG
T
OPR
T
SOL
P
D
V
ISO
I
F
V
R
P
D
V
CEO
P
D
I
C
Value
-55 to +150
-55 to +100
260 for 10 sec
250
2.94
5300
60
3
120
1.41
50
150
1.76
150
Units
°C
°C
°C
mW
mW/°C
Vac(rms)
mA
V
mW
mW/°C
V
mW
mW/°C
mA
2001 Fairchild Semiconductor Corporation
DS300392
1/14/02
1 OF 5
www.fairchildsemi.com
PHOTODARLINGTON OPTOCOUPLERS
(NO BASE CONNECTION)
MOC8020
ELECTRICAL CHARACTERISTICS
(T
A
= 25°C Unless otherwise specified.)
MOC8021
INDIVIDUAL COMPONENT CHARACTERISTICS
Parameter
EMITTER
Input Forward Voltage
Input Capacitance
Reverse Leakage Current
DETECTOR
Collector-Emitter Breakdown Voltage
Emitter-Collector Breakdown Voltage
Collector-Emitter Dark Current
Test Conditions
(I
F
= 10 mA)
(V
F
= 0, f = 1 MHz)
(V
R
= 3.0 V)
(I
C
= 1.0 mA)
(I
E
= 100 µA)
(V
CE
= 10 V)
Symbol
V
F
C
IN
I
R
BV
CEO
BV
ECO
I
CEO
50
5
100
Min
Typ**
1.15
18
0.05
10
Max
2
Unit
V
pF
µA
V
V
nA
TRANSFER CHARACTERISTICS
DC Characteristic
Current Transfer Ratio,
Collector-Emitter
Collector-Emitter
Saturation Voltage
MOC8020
MOC8021
Test Conditions
(I
F
= 10 mA, V
CE
= 5 V)
(I
F
= 10 mA, V
CE
= 5 V)
(I
F
= 10 mA, I
C
= 25 mA)
Symbol
CTR
V
CE(SAT)
Min
500
1000
2
Typ**
Max
Units
%
V
TRANSFER CHARACTERISTICS
Characteristic
SWITCHING TIMES
Turn-on Time
Turn-off Time
(V
CC
= 10 V, R
L
= 100!, I
F
= 5 mA)
t
off
95
µs
Test Conditions
Symbol
t
on
Min
Typ**
3.5
Max
Units
µs
ISOLATION CHARACTERISTICS
Characteristic
Input-Output Isolation Voltage
Isolation Resistance
Isolation Capacitance
Note
** Typical values at T
A
= 25°C
Test Conditions
(I
I-O
"#1
µA, 1 min.)
(I
I-O
"#1
µA, 1 min.)
(V
I-O
= 500 VDC)
(f = 1 MHz)
Symbol
V
ISO
R
ISO
C
ISO
Min
7500
5300
10
11
0.5
Typ**
Max
Units
Vac(pk)
Vac(rms)
!
pf
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DS300392
PHOTODARLINGTON OPTOCOUPLERS
(NO BASE CONNECTION)
MOC8020
Fig. 1 Output Current vs. Input Current
CTR - CURRENT TRANSFER RATIO (NORMALIZED)
T
A
= 0˚C, 25˚C
T
A
= 70˚C
T
A
= 100˚C
T
A
= -55˚C
1
MOC8021
Fig. 2 Current Transfer Ratio vs. Ambient Temperature
CTR - CURRENT TRANSFER RATIO (NORMALIZED)
10
1
NORMALIZED TO:
CTR @ I
F
= 10 mA
T
A
= 25˚C
V
CE
= 5 V
0.1
0.1
1
10
100
NORMALIZED TO:
CTR @ I
F
= 10 mA
T
A
= 25˚C
V
CE
= 10 V
0.1
-80
-60
-40
-20
0
20
40
60
80
100
120
I
F
- LED INPUT CURRENT (mA)
T
A
- AMBIENT TEMPERATURE (˚C)
Fig. 3 Collector Current vs. Collector-Emitter Voltage
NORMALIZED TO:
I
F
= 1 mA
V
CE
= 5 V
Fig. 4 Dark Current vs. Ambient Temperature
I
CEO
- COLLECTOR-EMITTER DARK CURRENT (nA)
10000
NORMALIZED TO:
T
A
= 25˚C
V
CE
= 10 V
16
14
I
C
- COLLECTOR CURRENT (mA)
1000
12
I
F
= 10 mA
10
I
F
= 5 mA
100
8
10
6
1
4
I
F
= 2 mA
2
0.1
I
F
= 1 mA
0
1
2
3
4
5
6
7
8
9
10
0
0.01
0
20
40
60
80
100
V
CE
- COLLECTOR -EMITTER VOLTAGE (V)
T
A
- AMBIENT TEMPERATURE (˚C)
Fig. 5 Turn-On Time vs. Input Current
1000
R
L
= 1 k!
VCC = 10 V
100
1000
Fig. 6 Turn-Off Time vs. Input Current
T
ON
- TIME (µs)
10
R
L
= 10
!
T
OFF
- TIME (µs)
R
L
= 100
!
100
R
L
= 1 k!
R
L
= 100
!
10
R
L
= 10
!
1
VCC = 10 V
1
0.1
0.1
1
10
100
0.1
1
10
100
I
F
- LED INPUT CURRENT (mA)
I
F
- LED INPUT CURRENT (mA)
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1/14/02
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PHOTODARLINGTON OPTOCOUPLERS
(NO BASE CONNECTION)
MOC8020
ORDERING INFORMATION
Option
S
SD
W
300
300W
3S
3SD
MOC8021
Order
Entry
Identifier
.S
.SD
.W
.300
.300W
.3S
.3SD
Description
Surface Mount Lead Bend
Surface Mount; Tape and reel
0.4” Lead Spacing
VDE 0884
VDE 0884, 0.4” Lead Spacing
VDE 0884, Surface Mount
VDE 0884, Surface Mount, Tape & Reel
QT Carrier Tape Specifications (“D” Taping Orientation)
12.0 ± 0.1
4.85 ± 0.20
4.0 ± 0.1
0.30 ± 0.05
4.0 ± 0.1
Ø1.55 ± 0.05
1.75 ± 0.10
7.5 ± 0.1
13.2 ± 0.2
16.0 ± 0.3
9.55 ± 0.20
0.1 MAX
10.30 ± 0.20
Ø1.6 ± 0.1
User Direction of Feed
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4 OF 5
1/14/02
DS300392
PHOTODARLINGTON OPTOCOUPLERS
(NO BASE CONNECTION)
MOC8020
MOC8021
DISCLAIMER
FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO
ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME
ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED
HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF
OTHERS.
LIFE SUPPORT POLICY
FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT
DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD
SEMICONDUCTOR CORPORATION. As used herein:
1. Life support devices or systems are devices or
systems which, (a) are intended for surgical
implant into the body,or (b) support or sustain life,
and (c) whose failure to perform when properly
used in accordance with instructions for use provided
in labeling, can be reasonably expected to result in a
significant injury of the user.
2. A critical component in any component of a life support
device or system whose failure to perform can be
reasonably expected to cause the failure of the life
support device or system, or to affect its safety or
effectiveness.
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