MOC70P1 / MOC70P2 / MOC70P3
PHOTOTRANSISTOR OPTICAL
INTERRUPTER SWITCH
PACKAGE DIMENSIONS
0.510 [12.95]
DESCRIPTION
The MOC70PX consists of an infrared
light emitting diode coupled to an
NPN silicon phototransistor packaged
into an injection molded housing. The
housing is designed for wide gap, non
contact sensing.
0.250 [6.35]
0.506 [12.85]
0.200 [5.08] NOM
0.153 [3.89] 2X
C
L
0.080 [2.03] NOM
FEATURES
0.270 [6.86]
• No contact sensing
• 5 mm gap
SCHEMATIC
1
4
0.050 [1.27]
0.140 [3.56]
0.105 [2.67]
0.380 [9.65]
PIN 2 CATHODE
PIN 3 (COLLECTOR)
SEATING PLANE
0.020 [0.51] 4 X
• .040” aperture
• Low profile
• PCB mount
• Transistor output
2
3
0.100 [2.54]
NOTES
PIN 1 (ANODE)
PIN 4 (EMITTER)
NOTES:
1. Dimensions for all drawings are in inches (millimeters).
2. Tolerance of ± .010 (.25) on all non-nominal dimensions
unless otherwise specified.
1. Derate power dissipation linearly, on each component, 1.67
mW/°C above 25°C.
2. RMA flux is recommended.
3. Methanol or isopropyl alcohols are recommended as
cleaning agents.
4. Soldering iron tip
1/16”
(1.6mm) from housing.
5. As long as leads are not under any stress or spring tension.
ABSOLUTE MAXIMUM RATINGS
Parameter
Operating Temperature
Storage Temperature
Soldering Temperature (Iron)
EMITTER
Continuous Forward Current
Reverse Voltage
Power Dissipation
(1)
SENSOR
Collector-Emitter Voltage
Emitter-Collector Voltage
Collector Current
Power Dissipation
(1)
(2,3,4,5)
(2,3,5)
(T
A
= 25°C unless otherwise specified)
Symbol
T
OPR
T
STG
T
SOL-I
T
SOL-F
I
F
V
R
P
D
V
CEO
V
ECO
I
C
P
D
Rating
-55 to +100
-55 to +100
240 for 5 sec
260 for 10 sec
50
6
100
30
4.5
20
150
Units
°C
°C
°C
°C
mA
V
mW
V
V
mA
mW
Soldering Temperature (Flow)
2001 Fairchild Semiconductor Corporation
DS300009
4/25/01
1 OF 5
www.fairchildsemi.com
MOC70P1 / MOC70P2 / MOC70P3
PHOTOTRANSISTOR OPTICAL
INTERRUPTER SWITCH
ELECTRICAL / OPTICAL CHARACTERISTICS
PARAMETER
TEST CONDITIONS
(T
A
= 25°C )
SYMBOL
MIN
TYP
MAX
UNITS
EMITTER
Forward Voltage
Reverse Leakage Current
SENSOR
Collector-Emitter Breakdown Voltage
Emitter-Collector Breakdown Voltage
Collector-Emitter Leakage
COUPLED
Collector Current (See selection guide below)
Collector Emitter
Saturation Voltage ( See selection guide below)
Turn-on Time
Turn-off Time
I
F
= 30 mA, V
CC
= 5 V, R
L
= 2.5 k
I
F
= 30 mA, V
CC
= 5 V, R
L
= 2.5 k
I
C
= 10 mA
I
E
= 100 µA
BV
CEO
BV
ECO
I
CEO
I
C(ON)
V
CE (SAT)
t
(ON)
t
(OFF)
—
—
20
80
—
—
µs
µs
30
4
—
—
—
—
—
—
100
V
V
nA
I
F
= 50 mA
V
R
= 6 V
V
F
I
R
—
—
—
—
1.8
100
V
µA
V
CE
= 10 V, I
F
= 0
MOC70PX OPTICAL SWITCH SELECTION GUIDE
PARAMETER
TEST CONDITIONS
SYMBOL
MIN
TYP
MAX
UNITS
ON-STATE COLLECTOR CURRENT
MOC70P1
MOC70P2
MOC70P3
MOC70P1
MOC70P2
MOC70P3
MOC70P1
MOC70P2
MOC70P3
MOC70P1
MOC70P2
MOC70P3
I
F
= 5 mA, V
CE
= 10 V
I
F
= 5 mA, V
CE
= 10 V
I
F
= 5 mA, V
CE
= 10 V
I
F
= 20 mA, V
CE
= 10 V
I
F
= 20 mA, V
CE
= 10 V
I
F
= 20 mA, V
CE
= 10 V
I
F
= 30 mA, V
CE
= 10 V
I
F
= 30 mA, V
CE
= 10 V
I
F
= 30 mA, V
CE
= 10 V
I
F
= 1.8 mA, I
F
= 30 mA
I
F
= 1.8 mA, I
F
= 20 mA
I
F
= 1.8 mA, I
F
= 20 mA
I
C(ON)
I
C(ON)
I
C(ON)
I
C(ON)
I
C(ON)
I
C(ON)
I
C(ON)
I
C(ON)
I
C(ON)
V
CE (SAT)
V
CE (SAT)
V
CE (SAT)
0.15
0.30
0.60
1.0
2.0
4.0
1.9
3.0
5.5
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
0.40
0.40
0.40
mA
mA
mA
mA
mA
mA
mA
mA
mA
V
V
V
COLLECTOR-EMITTER SATURATION VOLTAGE
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2 OF 5
4/25/01
DS300009
MOC70P1 / MOC70P2 / MOC70P3
PHOTOTRANSISTOR OPTICAL
INTERRUPTER SWITCH
Fig. 1 Forward Current vs. Forward Voltage
55
3
T
A
= 30˚C
T
A
= 25˚C
T
A
= 70˚C
Fig. 2 Forward Voltage vs. Ambient Temperature
V
F
- FORWARD VOLTAGE (mA)
IF Pulsed
Pulse Width=100us
Duty Cycle=0.1%
I
F
= 100 mA
2
I
F
= 50 mA
50
I
F
- FORWARD CURRENT (mA)
45
40
35
30
25
20
15
10
5
0
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
1
I
F
= 10 mA
I
F
= 20 mA
0
-40
-20
0
20
40
60
80
100
V
F
- FORWARD VOLTAGE (V)
T
A
- AMBIENT TEMPERATURE (˚C)
Fig. 3 Collector-Emitter Dark Current (Normalized)
vs. Ambient Temperature
I
CEO
- NORMALIZED DARK CURRENT (mA)
10
4
Fig. 4 Collector Current vs. Collector-Emitter Voltage
5
I
C(ON)
- COLLECTOR CURRENT (mA)
Normalized to:
V
CE
=25V
10
3
T
A
=25
o
C
V
CE
=25V
4.5
4
3.5
3
2.5
2
1.5
1
0.5
0
T
A
= 25˚C
I
F
= 40 mA
V
CE
=10V
10
2
I
F
= 30 mA
I
F
= 20 mA
10
1
I
F
= 10 mA
10
0
10
-1
0
20
40
60
80
100
0
1
2
3
4
5
6
7
8
9
10
11
12
T
A
- AMBIENT TEMPERATURE (˚C)
V
CE
- COLLECTOR-EMITTER VOLTAGE (V)
DS300009
4/25/01
3 OF 5
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MOC70P1 / MOC70P2 / MOC70P3
PHOTOTRANSISTOR OPTICAL
INTERRUPTER SWITCH
I
C(ON)
- NORMALIZED COLLECTOR CURRENT (mA)
10
Normalized to:
I
F
=20mA
V
CE
=5V
Pulse Width=100us
T
A
=25
o
C
I
C(ON)
- NORMALIZED COLLECTOR CURRENT (mA)
Fig. 5 Collector Current vs. Forward Current
Fig. 6 Collector Current vs. Ambient Temperature
10
Normalized to:
V
CE
=5V
I
F
=20mA
T =25oC
A
1
I
F
=20mA
1
I
F
=10mA
0.1
I
F
=5mA
0.01
1
10
100
0
-40
-20
0
20
40
60
80
100
I
F
- FORWARD CURRENT (mA)
T
A
- AMBIENT TEMPERATURE (˚C)
100
V
CC
= 5V
I
C
= 3mA
t
pw
= 10µs
T=100µs
T
A
= 25
o
C
t
f
I
C(ON)
- NORMALIZED COLLECTOR CURRENT (mA)
Fig. 7 Switching Time Vs. Load Resistance
Fig. 8 Collector Current Vs. Shield Distance
1.00
Black Shield
Normalized to
value with shield
removed
SWITCHING TIME (µs)
d
0
10
t
r
Black Shield
0.10
d
0
1
0.1
10
0.01
2
3
4
5
6
100
1000
R
L
- LOAD RESISTANCE (Ω)
d - DISTANCE (mm)
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4 OF 5
4/25/01
DS300009
MOC70P1 / MOC70P2 / MOC70P3
PHOTOTRANSISTOR OPTICAL
INTERRUPTER SWITCH
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:
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.
DS300009
4/25/01
5 OF 5
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