FOD2741B Fairchild Semiconductor, FOD2741B Datasheet - Page 4
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FOD2741B
Manufacturer Part Number
FOD2741B
Description
Transistor Output Optocouplers Error amplifier Optocoupler
Manufacturer
Fairchild Semiconductor
Datasheet
1.FOD2741B.pdf
(15 pages)
Specifications of FOD2741B
Maximum Input Diode Current
20 mA
Output Device
Transistor
Output Type
DC
Configuration
1
Input Type
DC
Maximum Collector Emitter Voltage
30 V
Maximum Collector Emitter Saturation Voltage
400 mV
Isolation Voltage
5000 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
- 40 C
Package / Case
PDIP W
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
FOD2741B_NL
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
FOD2741B
Manufacturer:
FAIRCHIL
Quantity:
1 550
Part Number:
FOD2741B
Manufacturer:
FAIRCHILD/仙童
Quantity:
20 000
Part Number:
FOD2741BSD
Manufacturer:
FAIRCHILD/仙童
Quantity:
20 000
Part Number:
FOD2741BSDV
Manufacturer:
FAIRCHILD/仙童
Quantity:
20 000
©2004 Fairchild Semiconductor Corporation
FOD2741A, FOD2741B, FOD2741C Rev. 1.0.1
Electrical Characteristics
Input Characteristics
Output Characteristics
Transfer Characteristics
Notes:
4. The deviation parameters V
5. The dynamic impedance is defined as |Z
V
Symbol
V
I
REF (DEV)
REF (DEV)
Symbol
Z
Symbol
where T
I
CE (SAT)
minimum values obtained over the rated temperature range. The average full-range temperature coefficient of the
reference input voltage, V
resistors (see Figure 2), the total dynamic impedance of the circuit is given by:
LED (MIN)
CTR
BV
BV
OUT, TOT
|Z
V
V
I
V
I
V
I
(OFF)
CEO
REF
REF
V
COMP
OUT
REF
REF
ECO
CEO
F
|
/
(4)
(4)
ppm/°C
A
Parameter
Current Transfer Ratio
Collector-Emitter Saturation
Voltage
=
is the rated operating free-air temperature range of the device.
Collector Dark Current
Emitter-Collector Voltage Breakdown
Collector-Emitter Voltage Breakdown
LED Forward Voltage
Reference Voltage
Deviation of V
Temperature
Ratio of V
to the Output of the
Error Amplifier
Feedback Input
Current
Deviation of I
Temperature
Minimum Drive Current V
Off-state Error
Amplifier Current
Error Amplifier Output
impedance
------- -
V
I
Parameter
=
Z
OUT
---------------------------------------------------------------------------------------------------- -
REF
V
(5)
REF DEV
REF
REF
Variation
Parameter
REF
REF(DEV)
1
Over
Over
+
, is defined as:
R1
------- -
R2
/V
(T
REF
I
I
T
I
I
T
V
V
f
A
LED
LED
LED
LED
A
A
COMP
LED
COMP
and I
= 25°C unless otherwise specified)
= -25°C to +85°C
= -25°C to +85°C
1.0 kHz
T
T
= 10mA, V
= 10mA, V
= 10mA
= 10mA, R
A
= 37V, V
OUT
A
REF(DEV)
= V
= V
I
V
I
I
=
LED
LED
C
Test Conditions
CE
| = V
25°C
= 2.5mA (Fig. 6)
FB
REF
= 5V (Fig. 6)
= 10mA, V
= 10mA, V
(Fig. 1)
FB
, I
Test Conditions
COMP
COMP
1
V
V
LED
COMP
= 0 (Fig. 4)
are defined as the differences between the maximum and
= 10k
COMP
COMP
V
I
I
E
C
CE
= 1mA to 20mA,
= 100µA
= 1.0mA
10
Test Conditions
= V
= V
4
/ I
= 10V (Fig. 5)
= 10V to V
= 36V to 10V
6
COMP
COMP
FB
FB
(Fig. 3)
LED
(Fig.1)
. When the device is operating with two external
= V
= V
FB
FB,
REF
,
FOD2741C 2.450 2.500 2.550
FOD2741A 2.482 2.495 2.508
FOD2741B 2.470 2.495 2.520
Device
Min.
All
All
All
All
All
All
All
All
100
Min.
70
7
Min. Typ. Max. Unit
Typ.
Typ.
0.45
0.05
0.15
-1.0
-0.5
4.5
1.5
0.4
Max.
200
0.4
Max.
50
www.fairchildsemi.com
-2.7
-2.0
1.5
1.2
1.0
1.0
0.5
17
4
Unit
Unit
mV/V
%
nA
V
mV
mA
V
V
µA
µA
µA
V
V
V
V