FAIRCHILD CNW138

8-PIN WIDE BODY, HIGH-GAIN
OPTOCOUPLERS
CNW138
CNW139
DESCRIPTION
The CNW138 and CNW139 are high isolation voltage optocouplers, comprising an
infrared emitting AlGaAs diode, optically coupled to a high gain split Darlington
photodetector in an 8-pin wide body dual-in-line package (DIP).
8 VCC
N/C 1
7 VB
+ 2
V
FEATURES
F
_
•
•
•
•
•
•
•
•
Wide body DIL encapsulation, with a pin distance of 10.16 mm
Minimum clearance of 9.6 mm and minimum creepage of 10 mm
High current transfer ratio
Short propagation delay times
TTL compatible
Low saturation voltage
High transient immunity
Maximum permissible voltage of 8000 V (peak) and maximum
operating isolation voltage of 1000 V (RMS) in accordance with
VDE 00884
• UL recognized (File # E90700)
6 VO
3
N/C 4
5 GND
8
1
APPLICATIONS
•
•
•
•
Line receivers
Logic families ground isolation
Low power systems
Line voltage status indicator.
8
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1
ABSOLUTE MAXIMUM RATINGS
(TA = 25°C unless otherwise specified)
Parameters
Symbol
Device
Value
Units
TSTG
All
-55 to +150
°C
Operating Temperature
TOPR
All
-55 to +85
°C
Lead Solder Temperature
TSOL
All
260 for 10 sec
°C
IF
All
100
mA
V
TOTAL DEVICE
Storage Temperature
EMITTER
Continuous Forward Current (DC)
Reverse Voltage (DC)
VR
All
5
IF(pk)
All
1
A
PD
All
250
mW
Collector Current (DC)
IC
All
60
mA
Output Voltage (pins 6 & 5)
VO
CNW138
-0.5 to 7
CNW139
-0.5 to 18
Supply Voltage (pins 8 & 5)
VCC
CNW138
-0.5 to 7
CNW139
-0.5 to 18
Emitter-Base Voltage (pins 7 & 5)
VEBO
All
5
V
PD
All
100
mW
Forward Current - Peak (1 µs pulse, f = 300 Hz)
LED Power Dissipation (up to TA = 70°C)
DETECTOR
Total Power Dissipation (up to TA = 70°C)
 2001 Fairchild Semiconductor Corporation
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V
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8-PIN WIDE BODY, HIGH-GAIN
OPTOCOUPLERS
CNW138
ELECTRICAL CHARACTERISTICS
CNW139
(TA = 25°C Unless otherwise specified)
INDIVIDUAL COMPONENT CHARACTERISTICS
Parameter
Test Conditions
EMITTER
Symbol
Device
VF
All
IR
All
Cd
All
IF = 1.6 mA
Forward Voltage
IF = 1.6 mA, TA = 0 to 70°C
VR = 5 V
Input Reverse Current
VR = 5 V, TA = 0 to 70°C
Diode Capacitance
VD =0, f = 1MHz
DETECTOR
IC = 1 mA
BVCEO
IC = 0.1 mA
IF = 0, VO = VCC = 7V, TA = 0 to 70°C
BVEBO
Collector-Emitter Breakdown Voltage
Emitter-Base Breakdown Voltage
Logic High Output Current
IOH
IF = 0, VO = VCC = 18V, TA = 0 to 70°C
Logic High Supply Current
IF = 0, IO = 0,VCC = 18 V, TA = 0 to 70°C
ICCH
Logic Low Supply Current
IF=1.6 mA, IO= O,VCC=18 V, TA= 0 to 70°C
ICCL
CNW138
CNW139
All
Min
Typ*
Max
1.25
1.5
1.7
1.1
1.8
10
100
200
Unit
V
µA
pF
7
18
V
0.5
V
CNW138
0.05
250
CNW139
All
All
0.1
100
0.01
0.5
1
2
mA
µA
µA
ISOLATION CHARACTERISTICS
Characteristic
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Isolation Capacitance
Isolation Resistance
Test Conditions
Symbol
Min
Typ*
Max
Units
VI-O = 0V, f = 1 MHz
CISO
RISO
0.4
0.6
pF
1012
1013
VI-O = ±500 V (DC)
T = 1 min. (Peak value)
Input-Output Isolation Voltage
T = 1 min. (RMS value)
Maximum Operating Isolation Voltage
TRANSFER CHARACTERISTICS
Parameter
TOTAL DEVICE
Current Transfer Ratio
Logic Low Output Voltage
RMS value
VISO
VIORM
!
7070
V
5000
1000
V
(TA = 25°C Unless otherwise specified)
Test Conditions
Symbol
Device
Min
CNW138
CNW139
300
500
IF = 0.5 mA, VO = 0.4 V, VCC = 4.5 V, TA = 0 to 70°C, DC
CNW139
400
IF = 1.6 mA, IC = 4.8 mA, VCC = 4.5 V, TA = 0 to 70°C
CNW138
0.4
CNW139
0.4
IF = 1.6 mA, VO = 0.4 V, VCC = 4.5 V, TA = 0 to 70°C, DC
IF = 1.6 mA, IC = 8 mA, VCC = 4.5 V, TA = 0 to 70°C
IF = 5 mA, IC = 15 mA, VCC = 4.5 V, TA = 0 to 70°C
CTR
VOL
IF = 12 mA, IC = 24 mA, VCC = 4.5 V, TA = 0 to 70°C
Typ*
Max
Unit
%
0.4
V
0.4
* Typical values at TA = 25°C
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8-PIN WIDE BODY, HIGH-GAIN
OPTOCOUPLERS
CNW138
SWITCHING CHARACTERISTICS
Parameter
Propagation delay time
to logic low at output
(Fig. 1)
(TA = 25°C Unless otherwise specified)
Typ*
Max
RL = 2.2 k!, IF = 1.6 mA, VCC = 5 V
RL = 2.2 kΩ, IF = 1.6 mA, VCC = 5 V, 0 to 70°C
Test Conditions
Symbol
Device
Min
1.5
10
RL = 4.7 k!, IF = 0.5 mA, VCC = 5 V
RL = 4.7 kΩ, IF = 0.5 mA, VCC = 5 V, 0 to 70°C
4
25
to logic high at output
(Fig. 1)
TPHL
All
30
RL = 270 Ω, IF = 12 mA, VCC = 5 V
0.5
Common mode transient
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immunity at logic high
Common mode transient
immunity at logic low
1.1
10
35
RL = 4.7 k!, IF = 0.5 mA, VCC = 5 V
RL = 4.7 kΩ, IF = 0.5 mA, VCC = 5 V, 0 to 70°C
20
60
70
TPLH
All
115
RL = 270 !, IF = 12 mA, VCC = 5 V
RL = 270 Ω, IF = 12 mA, VCC = 5 V, 0 to 70°C
Parameter
µs
1
RL = 2.2 k!, IF = 1.6 mA, VCC = 5 V
RL = 2.2 kΩ, IF = 1.6 mA, VCC = 5 V, 0 to 70°C
TRANSIENT IMMUNITY
Unit
11
RL = 270 Ω, IF = 12 mA, VCC = 5 V, 0 to 70°C
Propagation delay time
CNW139
2.0
µs
7
11
(see Fig. 2 and note 1)
Test Conditions
Symbol
Device
Min
RL = 2.2 kΩ, IF = 0, VCC = 5 V, VCM = 10 V(p-p)
CMH
All
0.5
kV/µs
RL = 2.2 kΩ, IF = 1.6 mA, VCC = 5 V, VCM = 10 V(p-p)
CML
All
-0.5
kV/µs
CMRR
All
Common mode rejection ratio RL = 100 Ω, IC = 45 mA, f = 10 kHz, VCC = 10 V
Typ*
Max
-65
Unit
dB
Note
1. RCC (kΩ) = 1 V/0.15 IF (mA), to protect the photodetector against high surge currents.
* Typical values at TA = 25°C
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DS300400
8-PIN WIDE BODY, HIGH-GAIN
OPTOCOUPLERS
CNW138
100 µs
CNW139
+VCC
10 µs
IF
1/f < 100 µs
0V
RL
VO
5V
VI
1.5 V
1.5 V
VOL
VO
IF monitor
15 pF
tPHL
tPLH
50Ω
Fig. 1 Switching Times Test Circuit and Waveforms
+VCC
tr, tf = 8 ns
10 V
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VCM
0V
90%
RL
90%
10%
IF
10%
tr
B
tf
A
+
VO
5V
VO
VFF
switch at A: IF = 0 mA
VCM
+
VO
-
VOL
switch at B: IF = 1.6 mA
pulse generator
Fig. 2 Transient Immunity Test Circuit and Waveforms
+VCC
RL
VO
working voltage
Fig. 3 Logic Output Current Test Circuit
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8-PIN WIDE BODY, HIGH-GAIN
OPTOCOUPLERS
CNW138
Fig. 5 Normalized Current Transfer Ratio
vs. Forward Current
Fig. 4 LED Forward Current vs. Forward Voltage
1.4
FORWARD CURRENT - IF (mA)
NORMALIZED CURRENT TRANSFER RATIO - CTR
100
10
TA = 25˚C
1
0.1
0.01
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
IF = 1.6mA
VCC = 4.5V
VO = 0.4V
TA =25˚C
1.2
1.0
0.8
0.6
0.4
0.2
Normalized to IF = 1.6mA
0.0
0.1
1
0.001
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2.0
FORWARD VOLTAGE - VF (V)
Fig. 7 Logic Low Supply Current vs. Forward Current
1.4
12
IF = 1.6mA
VCC = 4.5V
VO = 0.4V
LOGIC LOW SUPPLY CURRENT - ICCL (mA)
NORMALIZED CURRENT TRANSFER RATIO
10
FORWARD CURRENT - IF (mA)
Fig. 6 Normalized Current Transfer Ratio
vs. Ambient Temperature
1.2
CNW139
1.0
0.8
0.6
0.4
0.2
10
8
VCC = 18V
6
VCC = 5V
4
2
Normalized to TA = 25˚C
0.0
-50
-25
0
25
50
75
100
125
0
0
AMBIENT TEMPERATURE - TA (˚C)
5
10
15
20
25
30
35
40
45
50
FORWARD CURRENT - IF (mA)
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8-PIN WIDE BODY, HIGH-GAIN
OPTOCOUPLERS
CNW138
Fig. 8 Logic High Output Current vs. Ambient Temperature
Fig. 9 Output Current vs. Output Voltage
80
Vcc = 5V
TA = 25˚C
10
3.5 mA
V
CC
1
60
= V = 18V
O
VCC = VO = 7V
0.1
0.01
0.001
3 mA
2.5 mA
50
2 mA
40
1.5 mA
30
1 mA
20
-50
-25
0
25
50
75
100
125
0.5 mA
AMBIENT TEMPERATURE - TA (˚C)
10
0
Fig. 10 Propagation Delay vs. Ambient Temperature
0
1
50
2
OUTPUT VOLTAGE - VO (V)
IF = 0.5 mA
VCC = 5 V
RL = 4.7 kohm
Fig. 11 Propagation Delay vs. Ambient Temperature
40
25
IF = 1.6 mA
VCC = 5 V
RL = 2.2 kohm
30
TPLH
20
PROPAGATION DELAY - TP (µs)
PROPAGATION DELAY - TP (µs)
IIFF = 5 mA
4.5 mA
4 mA
70
OUTPUT CURRENT - IO (mA)
LOGIC HIGH OUTPUT CURRENT - IOH (µA)
100
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CNW139
20
10
TPHL
0
-60
-40
-20
0
20
40
60
80
100
120
15
TPLH
10
5
AMBIENT TEMPERATURE - TA (˚C)
TPHL
0
-60
Fig. 12 Propagation Delay vs. Ambient Temperature
4.0
PROPAGATION DELAY - TP (µs)
-20
0
20
40
60
80
100
120
AMBIENT TEMPERATURE - TA (˚C)
IF = 12 mA
VCC = 5 V
RL = 270 ohm
3.5
-40
3.0
2.5
TPLH
2.0
1.5
1.0
TPHL
0.5
0.0
-60
-40
-20
0
20
40
60
80
100
120
AMBIENT TEMPERATURE - TA (˚C)
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8-PIN WIDE BODY, HIGH-GAIN
OPTOCOUPLERS
CNW138
Package Dimensions (Through Hole)
CNW139
Package Dimensions (Surface Mount)
PIN 1
ID.
PIN 1
ID.
0.354 (9.00)
TYP
SEATING PLANE
0.354 (9.00)
TYP
SEATING PLANE
0.445 (11.30)
MAX
0.070 (1.78)
0.045 (1.14)
0.200 (5.08)
0.115 (2.92)
0.445 (11.30)
MAX
0.496 [12.60]
0.070 (1.78)
0.045 (1.14)
0.020 (0.51)
MIN
0.200 (5.08)
0.115 (2.92)
0.020 [0.51]
0.022 (0.56)
0.016 (0.41)
0.154 (3.90)
0.120 (3.05)
0.022 (0.56)
0.016 (0.41)
0.016 (0.40)
0.008 (0.20)
0° to 15°
0.016 (0.40)
MIN
0.016 (0.40)
0.008 (0.20)
0.100 (2.54)
TYP
0.400 (10.16)
TYP
0.100 (2.54)
TYP
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NOTE
All dimensions are in inches (millimeters)
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DS300400
8-PIN WIDE BODY, HIGH-GAIN
OPTOCOUPLERS
CNW138
CNW139
ORDERING INFORMATION
Option
Order Entry Identifier
Description
S
.S
Surface Mount Lead Bend
300
.300
VDE 0884
DISCLAIMER
FAIRCHILD SEMICONDUCTOR RESERVES THE 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
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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.
DS300400
5/24/01
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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