SCI7660C
0B
/M
0B
q
Negative Voltage Conversion + Positive Voltage Conversion
(This circuit produces outputs of
-10V and +3.8V from the -5V input by combination of voltage doubler circuit and positive voltage
conversion circuit.)
V
DD
=0V
V
O2
= 3.8V
5V
1
1MΩ
V
I
= – 5V
3
4
6
C1
5
2
8
C2
7
+
–
C4 10µF
10µF
– +
V
DD
= 0V
V
I
= –5V
V
O1
=–10V
–
10µF
– +
+
V
O1
= –10V
C3 10µF
V
O2
=3.8V
Negative Voltage Conversion+
Positive Voltage Conversion
s
PACKAGE DIMENSIONS
Plastic DIP-8pin
Plastic SOP4-8pin
(
0.197
–0.008
)
(
0.381
max
)
(
0.358
–0.007
)
8
5
9.1
±0.2
+0.008
8
5
9.7
max
5
±0.2
+0.007
(
0.197
–0.008
)
INDEX
(
0.252
±0.007
)
INDEX
1
4
1.5
(
0.059
)
1
4
(
0.123
min
) (
0.181
max
)
(
0.016
min
)
(
0.148
)
4.6
max
0.4
min
3.75
0.15
1.6
(
0.006
) (
0.063
)
1.75
(
0.069
)
(
0.268
–0.016
)
5
±0.2
+0.007
6.4
±0.2
6.8
±0.4
+0.015
3.1
min
(
0.006
–0.004
)
(
0.022
)
(
0.035
)
0.9
0.55
±0.1
0.15
+0.003
(
0.1
)
2.54
(
0.018
–0.003
)
±0.1
0.46
+0.004
0.25
–0 .001
+0
)
(
0.01
–0
+0.03
.01
(
0.05
)
1.27
0°
15°
(
0.3
)
7.62
(
0.014
–0.004
)
±0.1
0.35
+0.003
Unit : mm
(inch)
Unit : mm
(inch)
5
EPSON [ EPSON COMPANY ]
