FOD2742A Fairchild Semiconductor, FOD2742A Datasheet - Page 8

• Manufacturer Part Number: FOD2742A
• Description: Transistor Output Optocouplers Error amplifier Optocoupler
• Manufacturer: Fairchild Semiconductor

Specifications of FOD2742A

• Maximum Input Diode Current: 20 mA
• Output Device: Phototransistor
• Output Type: DC
• Configuration: 1 Channel
• Input Type: DC
• Maximum Collector Emitter Voltage: 70 V
• Maximum Collector Emitter Saturation Voltage: 0.4 V
• Isolation Voltage: 2500 Vrms
• Current Transfer Ratio: 200 %
• Maximum Forward Diode Voltage: 1.5 V
• Maximum Collector Current: 50 mA
• Maximum Power Dissipation: 145 mW
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 25 C
• Package / Case: SOIC-8 Narrow
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: FOD2742A_NL

©2003 Fairchild Semiconductor Corporation
FOD2742A, FOD2742B, FOD2742C Rev. 1.0.1
Typical Performance Curves
2.510
2.508
2.506
2.504
2.502
2.500
2.498
2.496
2.494
2.492
2.490
100
-10
-15
15
10
10
-5
5
0
1
-40
-40
-1
T
V
I
V
LED
Fig. 10 Reference Voltage vs. Ambient Temperature
A
COMP
LED
Fig. 12 Off-State Current vs. Ambient Temperature
= 25 C
= 10mA
= 37V
-20
-20
Fig. 9a LED Current vs. Cathode Voltage
= V
FB
T
0
T
V
A
A
COMP
0
0
– AMBIENT TEMPERATURE ( C)
– AMBIENT TEMPERATURE ( C)
– CATHODE VOLTAGE (V)
20
20
1
40
40
60
60
2
80
80
100
100
3
8
-0.5
-1.0
1.0
0.5
0.0
20
15
10
3
2
5
-40
0.9
-1
I
R1 = 10k
Fig. 11 Reference Current vs Ambient Temperature
T
V
LED
A
COMP
= 25 C
= 10mA
Fig. 13 Forward Current vs. Forward Voltage
-20
Fig. 9b LED Current vs. Cathode Voltage
= V
1.0
FB
0
V
T
A
COMP
V
0
F
– AMBIENT TEMPERATURE( C)
– FORWARD VOLTAGE (V)
– CATHODE VOLTAGE (V)
1.1
20
70 C
1
40
1.2
25 C
60
0 C
2
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1.3
80
100
1.4
3