Datasheet

PHOTOCOUPLER
KB357NT
SPEC NO: DSAD2841 REV NO: V.5 DATE: JUN/12/2004 PAGE: 2 OF 7
APPROVED: J. Lu CHECKED: Tracy Deng DRAWN: L.
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.L.
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.NIE
*
**
*Absolute Maximum Ratings (Ta=25°
°°
°C
CC
C)
))
)
*
**
*Electro-optical Characteristics
Parameter Symbol Conditions Min. Typ. Max. Unit
Input
Forward voltage V
F IF=20mA - 1.2 1.4 V
Peak forward voltage V
FM IFM=0.5A - - 3.0 V
Reverse Current I
R VR=4V - - 10 uA
Output Collector dark current I
CEO Vce=20V IF=0 - - 10
-7
A
Transfer
charact-
eristics
Current transfer ratio CTR
I
F=5mA Vce=5V
50 - 600
％
Collector-emitter saturation voltage VCE (sat) I
F=20mA IC=1mA - - 0.2 V
Response
time
Rise time tr
Vce=2V I
C=2mA
RL=100Ω
- 4 18 uS
Fall time tr 3 18 uS
Parameter Symbol Rating Unit
Input
Forward current I
F 50 mA
Power dissipation P 70 mW
Output
Collector-emitter voltage V
CEO 35 V
Emitter-collector voltage V
ECO 6 V
Collector current IC 50 mA
Collector power dissipation P
C 150 mW
Total power dissipation P tot 170 mW
*1
Isolation voltage V iso 3750 Vrms
Operating temperature T opr -30 to +100
°C
Storage temperature T stg -40 to +125
°C
*2
Soldering temperature T sol 260
°C
Reverse Voltage V
R 6 V
*1 40 to 60％RH, AC for1 minute.
*2 For 10 seconds.
Model No. Rank mark CTR(%)
KB357NLT L 50 to 100
KB357N1T A 80 to 160
KB357N2T B 130 to 260
KB357N3T C 200 to 400
KB357N4T D 300 to 600
KB357N5T A or B 80 to 260
KB357N6T B or C 130 to 400
KB357N7T C or D 200 to 600
KB357N8T A,B or C 80 to 400
KB357N9T B,C or D 130 to 600
KB357N0T A,B,C or D 80 to 600
KB357NT L,A,B,C,D or No mark 50 to 600