PC812
Parameter
Forward voltage
Peak forward voltage
Reverse current
Terminal capacitance
Collector dark current
Symbol
V
F
V
FM
I
R
C
t
I
CEO
CTR
Conditions
MIN.
-
-
-
-
-
90
-
5 x 10
10
-
15
-
-
-
TYP.
1.2
-
-
30
-
-
0.1
10
11
0.6
80
4
5
1.5
MAX.
1.4
3.0
10
200
Unit
V
V
μ
A
pF
A
%
V
pF
kHz
μ
s
μ
s
k V
Input
Output
10
- 7
480
0.2
-
1.0
-
18
20
-
Transfer
charac-
teristics
Collector-emitter saturation voltage V
CE (sat)
Isolation resistance
Floating capacitance
Cut-off frequency
R
ISO
C
f
f
c
t
r
t
f
V
CM
*4 Classification table of current transfer ratio is shown below.
*5 Test Circuit for V
CM
V
CM
R
L
Vnp
V
CC
=
9V
V
CM
:
Common mode rejection
voltage
(higher value of pulse wave)
d
V
/dt
:
Rising factor of voltage
Test condition
V
np
=
100mV, R
L
=
470
d
V
/dt
=
2kV/
μ
s, I
F
=
0
I
Electro-optical Characteristics
(Ta= 25C)
Model
No.
PC812A
PC812B
PC812C
PC812
Rank
mark
A
B
C
A, B or C
90 to 480
CTR (%)
t
r
t
TYP.
MAX.
TYP.
MAX.
3
14
4
16
5
18
4
18
V
CE
= 2V
I
C
= 2mA
R
L
= 100
T
a
= 25C
90 to 180
150 to 180
240 to 480
4
5
7
5
16
18
20
20
Measurement
conditions
I
F
= 20mA
I
FM
= 0.5A
V
R
= 4V
V = 0, f = 1kHz
V
CE
= 20V, I
F
= 0
I
F
= 5mA, V
CE
= 5V
I
F
= 20mA, I
C
= 1mA
DC500V, 40 to 60% RH
V= 0, f= 1MHz
V
CE
= 5V, I
C
= 2mA, R
L
= 100
, - 3dB
V
CE
= 2V, I
C
= 2mA, R
L
= 100
L
= 470
, V
np
= 100mV, I
F
=0
*4
Current transfer ratio
*5
Common mode rejection voltage
Rise time
Fall time
*4
Response time
0
- 30
10
0
25
50
75
100
125
20
30
40
50
60
Fig. 1 Forward Current vs.
Ambient Temperature
Ambient temperature T
a
(C)
0
0
125
100
200
50
150
25
50
75
100
Ambient Temperature
- 30
F
F
C
C
I= 5mA
V
CE
= 5V
T
a
= 25C
Ambient temperature T
a
(C)
(
μ
s)
(
μ
s)
f
d
V
/dt = 2kV/
μ
s, R
Fig. 2 Collector Power Dissipation vs.