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KB847CD Datasheet(PDF) 3 Page - Kingbright Corporation

Part # KB847CD
Description  GENERAL PURPOSE HIGH ISOLATION VOLTAGE SINGLE TRANSISTOR TYPE PHOTOCOUPLER SERIES
PDF  9 Pages
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Manufacturer  KINGBRIGHT [Kingbright Corporation]
Direct Link  http://www.us.kingbright.com
Logo KINGBRIGHT - Kingbright Corporation

KB847CD Datasheet(HTML) 3 Page - Kingbright Corporation

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SPEC NO: DSAD1552
REV NO: V.7
DATE: NOV/212005
PAGE: 3 OF 9
APPROVED: J. Lu
CHECKED: Tracy Deng
DRAWN: Y.W.WANG
ERP:1205000027
PHOTOCOUPLER
P/N: KB847
****Electro-optical Characteristics
Parameter
Symbol
Conditions
Min.
Typ.
Max.
Unit
Input
Forward voltage
VF
I F=20mA
___
1.2
1.4
V
Peak forward voltage
VFM
I FM=0.5A
___
___
3.0
V
Reverse current
IR
VR=4V
___
___
10
µA
Output
Collector dark current
ICEO
VCE =20V,I F=0mA
___
___
10-7
nA
Transfer
charact-
eristics
*1Current transfer ratio
CTR
I F=5mA,VCE=5V
50
___
600
%
Collector-emitter saturation voltage
VCE(sat)
I F=20mA, I C=1mA
___
0.1
0.2
V
C ut-o ff fre q ue nc y
fc
VCE=5V, IC=2mA
RL=100
Ω,-3dB
___
80
___
KHz
Response time
Rise time
tr
VCE=2V, IC=2mA
RL=100
Ω
___
4
18
µs
Fall time
tf
___
3
18
µs
X 100%
Classification table of current transfer ratio is shown below.
CTR=
F
I
Ic
A



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