
12/9/04
Page 2 of 15
2003 Fairchild Semiconductor Corporation
OPTICALLY ISOLATED
ERROR AMPLIFIER
FOD2741A
FOD2741B
FOD2741C
TYPICAL APPLICATION
V
O
V
1
R1
R2
2
3
8
6
7
5
PWM
Control
FAN4803
FOD2741
Notes
1. Derate linearly from 25
°
C at a rate of 2.42 mW/
°
C
2. Derate linearly from 25
°
C at a rate of 1.42 mW/
°
C.
3. Derate linearly from 25
°
C at a rate of 2.42 mW/
°
C.
4. Functional operation under these conditions is not implied. Permanent damage may occur if the device is subjected to conditions
outside these ratings.
ABSOLUTE MAXIMUM RATINGS
(T
A
= 25
°
C Unless otherwise speci
fi
ed.)
Parameter
Symbol
Value
Units
Storage Temperature
T
STG
-55 to +125
°
C
Operating Temperature
T
OPR
T
SOL
V
LED
I
LED
V
CEO
V
ECO
I
C
PD1
PD2
PD3
-25 to +85
°
C
Lead Solder Temperature
260 for 10 sec.
°
C
Input Voltage
37
V
Input DC Current
20
mA
Collector-Emitter Voltage
30
V
Emitter-Collector Voltage
7
V
Collector Current
Input Power Dissipation (note 1)
Transistor Power Dissipation (note 2)
Total Power Dissipation (note 3)
50
145
85
145
mA
mW
mW
mW