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PDF KB845 Data sheet ( Hoja de datos )
| Número de pieza | KB845 | |
| Descripción | PHOTOCOUPLER | |
| Fabricantes | Kingbright Corporation | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de KB845 (archivo pdf) en la parte inferior de esta página. Total 8 Páginas | ||
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PHOTOCOUPLER
KB845
GENERAL PURPOSE
HIGH ISOLATION VOLTAGE
HIGH SENSITIVITY
PHOTOCOUPLER SERIES
FEATURES
1.High current transfer ratio.(CTR:MIN.600% at IF=1mA.VCE=2V)
2.High isolation voltage between input and output (Viso=5000 Vrms).
3.Compact dual-in-line package
KB845 :4-channel type
4.Recognized by UL and CUL, file NO.E225308.
5.RoHS Compliant.
www.DataSheet4U.com
DESCRIPTION
1.The KB845 (4-channel) is optically coupled isolators containing a GaAS light emitting diode and
a darlington silicon phototransistor.
2.The lead pitch is 2.54mm.
APPLICATIONS
1.Computer terminals.
2.Registers,copiers,automatic vending machines.
3.System appliances, measuring instruments.
4.Industial robots.
5.Signal transmission between circuits of different potentials and impedances.
SPEC NO: DSAD1544
APPROVED: J. Lu
REV NO: V.5
CHECKED: Tracy Deng
DATE: MAR/14/2005
DRAWN: S.H.CHEN
PAGE: 1 OF 8
ERP:1205000025
1 page  
KB845
PHOTOCOUPLER
Fig. 7 Forward Current vs.
Ambient Temperature
60
50
40
30
20
10
0
-25 0 25 50 75 100 125
Ambient temperature Ta(°C)
Fig. 9 Response Time vs.
Load Resistance
500
200
100
VCE=2V
I C=10mA
Ta=25°C
tr
50
td
10
5 td
tf
1
0.05 0.1 0.2
0.5
Load resistance RL(K )
1
2
Fig. 10 Frequency Response
VCE=2V
I C=2mA
0 Ta=25°C
100Ω
RL=10KΩ
1kΩ
-10
-20
0.05 0.2 0.5 1 2 5
Frequency f(kHz)
50
Fig. 8 Collector Power Dissipation vs.
Ambient Temperature
200
150
100
50
0
-25
0 25 50 75 100
Ambient temperature Ta(°C)
125
Test Circuit for Response Time
Input RD
Vcc
Input
R L Output Output
td ts
tr
10%
90%
tf
Test Circuit for Frequency Response
Vcc
RD R L Output
SPEC NO: DSAD1544
APPROVED: J. Lu
REV NO: V.5
CHECKED: Tracy Deng
DATE: MAR/14/2005
DRAWN: S.H.CHEN
PAGE: 5 OF 8
ERP:1205000025
5 Page | ||
| Páginas | Total 8 Páginas | |
| PDF Descargar | [ Datasheet KB845.PDF ] | |
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