Datasheet

PHOTOCOUPLER
KB814
SPEC NO: DSAD1533 REV NO: V.3 DATE: JUN/19/2003 PAGE: 3 OF 8
APPROVED: J. Lu CHECKED: Tracy Deng DRAWN: Y.H.LI
Transfer
charact-
eristics
Response time
Rise time
Fall time
t
V
CE=2V, IC=2mA
R
L=100Ω
3
18
4
18
μ
μ
Forward voltage
* Electro-optical Characteristics
Current transfer ratio
Peak forward voltage
Collector dark current
Collector-emitter saturation voltage
Input
Output
I
FM =± 0.5A 3.0VFM
VCE(sat)
CTR
I
CEO
IF=± 20mA, IC=1mA
IF=± 1mA, VCE=5V
0.1
0.2
20 300
V
CE=20V,IF=0mA
-7
10
Parameter
V
F
Symbol
I
F=± 20mA
Conditions
1.2 1.4
Typ.
Min. Max.
V
V
%
A
V
Unit
t
f
r
Classification table of current transfer ratio is shown below.
X 100%CTR=
Ic
F
I
Model NO. Rank mark CTR(%)
KB814L L 20~60
KB814A A 50~150
KB814B B 120~300
KB814LA L or A 20~150
KB814AB A or B 50~300
KB814 L,A,B or No mark 20~300
(Ta=25 C)°