DUAL
PHOTOTRANSISTOR OPTOCOUPLERS
MCT6
MCT61
MCT62
DESCRIPTION
The MCT6X Optocouplers have two channels for density applica-
tions. For four channel applications, two-packages fit into a standard
16-pin DIP socket. Each channel is an NPN silicon planar phototran-
sistor optically coupled to a gallium arsenide infrared emitting diode.
8
1
FEATURES
•
•
•
•
Two isolated channels per package
Two packages fit into a 16 lead DIP socket
Choice of three current transfer ratios
Underwriters Laboratory (U.L.) recognized File E90700
8
1
8
1
SCHEMATIC
APPLICATIONS
AC Line/Digital Logic - isolate high voltage transients
Digital Logic/Digital Logic - Eliminate spurious grounds
Digital Logic/AC Triac Control - isolate high voltage transients
Twisted pair line receiver - Eliminate ground loop feedthrough
Telephone/Telegraph line receiver - isolate high voltage transients
High Frequency Power Supply Feedback Control - Maintain floating
grounds and transients
• Relay contact monitor - isolate floating grounds and transients
• Power supply monitor - Isolate transients
•
•
•
•
•
•
ANODE 1
8 EMITTER
CATHODE 2
7 COLLECTOR
CATHODE 3
6 COLLECTOR
ANODE 4
5 EMITTER
Equivalent Circuit
ABSOLUTE MAXIMUM RATINGS
Rating
EMITTER
(Each channel)
Forward Current - Continuous
Forward Current - Peak (PW = 1µs, 300pps)
Reverse Voltage
LED Power Dissipation @ T
A
= 25°C
Derate above 25°C (Total Input)
DETECTOR
(Each channel)
Collector Current - Continuous
Detector Power Dissipation @ TA = 25°C
Derate above 25°C
TOTAL DEVICE
Storage Temperature
Operating Temperature
Lead Solder Temperature
Total Device Power Dissipation @ TA = 25°C
Derate above 25°C
2001 Fairchild Semiconductor Corporation
DS300245
2/26/01
Symbol
I
F
I
F
(pk)
V
R
P
D
I
C
P
D
T
STG
T
OPR
T
SOL
P
D
Value
60
3
3.0
100
1.3
30
150
2.0
-55 to +150
-55 to +100
250 for 10 sec
400
5.33
Unit
mA
A
V
mW
mW/°C
mA
mW
mW/°C
°C
°C
°C
mW
mW/°C
1 OF 7
www.fairchildsemi.com
DUAL
PHOTOTRANSISTOR OPTOCOUPLERS
MCT6
ELECTRICAL CHARACTERISTICS
(T
A
= 25°C Unless otherwise specified.)
MCT61
MCT62
INDIVIDUAL COMPONENT CHARACTERISTICS
Parameter
EMITTER
Input Forward Voltage
Reverse Voltage
Reverse Current
Junction Capacitance
DETECTOR
Collector-Emitter Breakdown Voltage
Emitter-Collector Breakdown Voltage
Collector-Emitter Dark Current
Capacitance
Test Conditions
(I
F
= 20 mA)
(I
R
= 10 µA)
(V
R
= 5 V)
(V
F
= 0 V, f = 1 MHz)
(I
C
= 1.0 mA, I
F
= 0)
(I
E
= 100 µA, I
F
= 0)
(V
CE
= 10 V, I
F
= 0)
(V
CE
= 0 V, f = 1 MHz)
Symbol
V
F
V
R
I
R
C
J
BV
CEO
BV
ECO
I
CEO
C
CE
30
6
3.0
Min
Typ**
1.2
25
0.001
50
85
13
5
8
100
10
Max
1.5
Unit
V
V
µA
pF
V
V
nA
pF
TRANSFER CHARACTERISTICS
AC Characteristic
SWITCHING TIMES
Non-Saturated Turn-on Time
Non-Saturated Turn-off Time
(R
L
= 100
(R
L
= 100
Test Conditions
, I
C
= 2 mA, V
CC
= 10 V)
, I
C
= 2 mA, V
CC
= 10 V)
Symbol
t
on
t
off
Min
Typ**
2.4
2.4
Max
Units
µs
µs
TRANSFER CHARACTERISTICS
DC Characteristic
Current Transfer Ratio, Collector-Emitter
MCT6
MCT61
MCT62
Saturation Voltage
Test Conditions
(I
F
= 10 mA, V
CE
= 10 V)
CTR
(I
F
= 5 mA, V
CE
= 5 V)
(I
F
= 16 mA, I
C
= 2 mA)
V
CE(sat)
Symbol
Min
20
50
100
0.15
0.40
V
%
Typ**
Max
Units
ISOLATION CHARACTERISTICS
Characteristic
Input-Output Isolation Voltage
Isolation Resistance
Isolation Capacitance
Test Conditions
(I
I-O
1 µA, 1 min.)
(f = 1 MHz)
(V
I-O
= 500 VDC)
Symbol
V
ISO
R
ISO
C
ISO
Min
5300
10
11
0.5
pf
Typ**
Max
Units
Vac(rms)
** All typicals at T
A
= 25°C
www.fairchildsemi.com
2 OF 7
2/26/01
DS300245
DUAL
PHOTOTRANSISTOR OPTOCOUPLERS
MCT6
MCT61
MCT62
Normalized CTR vs. Forward Current
1.4
V
CE
= 5.0V
T
A
= 25˚C
1.2
Normalized to
I
F
= 10 mA
1.4
1.6
Normalized CTR vs. Ambient Temperature
I
F
= 5 mA
1.0
NORMALIZED CTR
08
NORMALIZED CTR
1.2
I
F
= 10 mA
1.0
0.6
0.8
0.4
0.2
0.6
Normalized to
I
F
= 10 mA
T
A
= 25˚C
-50
-25
I
F
= 20 mA
0.0
0
5
10
15
20
0.4
-75
0
25
50
75
100
125
I
F
- FORWARD CURRENT (mA)
T
A
- AMBIENT TEMPERATURE (˚C)
Dark Current vs. Ambient Temperature
10
1
I
CEO
- COLLECTOR-EMITTER DARK CURRENT (µA)
V
CE
= 10 V
10
0
10
-1
10
-2
10
-3
10
-4
10
-5
10
-6
0
25
50
75
100
125
T
A
- AMBIENT TEMPERATURE (˚C)
DS300245
2/26/01
3 OF 7
www.fairchildsemi.com
DUAL
PHOTOTRANSISTOR OPTOCOUPLERS
MCT6
MCT61
MCT62
Switching Speed vs. Load Resistor
1000
I
F
= 10 mA
V
CC
= 10 V
T
A
= 25˚C
1.8
LED Forward Voltage vs. Forward Current
1.7
V
F
- FORWARD VOLTAGE (V)
100
1.6
SWITCHING SPEED - (µs)
1.5
T
off
T
f
10
1.4
T
A
= 55˚C
1.3
T
A
= 25˚C
1.2
T
on
1
T
r
1.1
T
A
= 100˚C
0.1
0.1
1
10
100
1.0
1
10
100
R-LOAD RESISTOR (kΩ)
I
F
- LED FORWARD CURRENT (mA)
Collector-Emitter Saturation Voltage vs Collector Current
V
CE (SAT)
- COLLECTOR-EMITTER SATURATION VOLTAGE (V)
100
T
A
= 25˚C
10
1
I
F
= 2.5 mA
0.1
0.01
I
F
= 10 mA
I
F
= 5 mA
I
F
= 20 mA
0.001
0.01
0.1
1
10
I
C
- COLLECTOR CURRENT (mA)
www.fairchildsemi.com
4 OF 7
2/26/01
DS300245
DUAL
PHOTOTRANSISTOR OPTOCOUPLERS
MCT6
Package Dimensions (Through Hole)
MCT61
MCT62
Package Dimensions (Surface Mount)
0.390 (9.91)
0.370 (9.40)
PIN 1
ID.
4
4
3
2
1
0.270 (6.86)
0.250 (6.35)
5
6
7
8
0.270 (6.86)
0.250 (6.35)
3
2
1
PIN 1
ID.
0.390 (9.91)
0.370 (9.40)
5
0.070 (1.78)
0.045 (1.14)
6
7
8
SEATING PLANE
0.070 (1.78)
0.045 (1.14)
0.300 (7.62)
TYP
0.200 (5.08)
0.140 (3.55)
0.020 (0.51) MIN
0.154 (3.90 )
0.120 (3.05)
0.045 [1.14]
0.022 (0.56)
0.016 (0.41)
15° MAX
0.016 (0.40)
0.008 (0.20)
0.100 (2.54) TYP
0.300 (7.62)
TYP
0.022 (0.56)
0.016 (0.41)
0.100 (2.54)
TYP
0.315 (8.00)
MIN
0.405 (10.30)
MIN
0.020 (0.51)
MIN
0.016 (0.41)
0.008 (0.20)
Lead Coplanarity : 0.004 (0.10) MAX
Package Dimensions (0.4”Lead Spacing)
4
3
2
1
PIN 1
ID.
8 - Pin Dip
0.070 (1.78)
0.270 (6.86)
0.250 (6.35)
0.060 (1.52)
5
6
7
8
0.390 (9.91)
0.370 (9.40)
0.100 (2.54)
0.070 (1.78)
0.045 (1.14)
SEATING PLANE
0.295 (7.49)
0.415 (10.54)
0.030 (0.76)
0.200 (5.08)
0.140 (3.55)
0.004 (0.10) MIN
0.154 (3.90)
0.120 (3.05)
0.022 (0.56)
0.016 (0.41)
0° to15°
0.016 (0.40)
0.008 (0.20)
0.100 (2.54) TYP
0.400 (10.16)
TYP
NOTE
All dimensions are in inches (millimeters)
DS300245
2/26/01
5 OF 7
www.fairchildsemi.com
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
