Datasheet

6/15/05
Page 7 of 12
© 2005 Fairchild Semiconductor Corporation
LOW INPUT CURRENT
HIGH GAIN SPLIT
DARLINGTON OPTOCOUPLERS
SINGLE CHANNEL: HCPL-0700 HCPL-0701
DUAL CHANNEL: HCPL-0730 HCPL-0731
TYPICAL PERFORMANCE CURVES
Fig. 13 Current Transfer Ratio vs. Input Forward Current
(HCPL-0700, HCPL-0701)
I
F
- INPUT FORWARD CURRENT (mA)
0.1 1 10
CTR - CURRENT TRANSFER RATIO (%)
0
500
1000
1500
2000
2500
3000
3500
T
A
= 85˚C
T
A
= 70˚C
T
A
= 25˚C
T
A
= 0˚C
T
A
= -40˚C
V
CC
= 5V
V
O
= 0.4V
Fi
g
. 14 Switchin
g
T
i
m
e
T
est Circuit
TT
PLH
OL
V
O
V
O
5
V
1.
5
V
F
I
1.
5
V
T
PHL
T
4
5
N
o
i
se
1
2
S
hiel
d
8
7
6
+
5
V
O
V
V
CC
V
01
V
02
G
N
D
V
F1
-
+
F2
V
F
I
+
1
0%
D
U
TY
C
Y
C
L
E
I
/
f < 1
00
µ
S
F
I
M
O
NIT
OR
L
0
.1
µ
F
P
u
l
se
G
enerato
r
tr =
5
n
s
Z = 50
O
V
3
I Monitor
F
4
I/ < 100
µ
s
tr =
5
n
s
G
enerato
r
P
u
l
se
Z = 50
f
O
V
F
V
V
I
V
F
2
1
V
O
V
V
O
6
5
G
N
D
7
8
V
O
B
V
B
L
R
CC
V
C
+
5
V
0
.1
µ
F
C = 15 pF*
L
Test
C
ircuit for H
C
PL-
0
7
30
and H
C
PL-
0
7
31
Test
C
ircuit for H
C
PL-
0
7
00
and H
C
PL-
0
7
01
m
R
Rm
S
hiel
d
N
o
i
se
-
C = 15 pF*
*Includes probe and fixture capacitance