SCI7660C0B/M0B
■ BASIC EXTERNAL CONNECTION
■ Parallel Connection (Output impedance can be reduced by parallel connections.)
10µF
5V
8
7
6
5
8
7
6
5
1
2
3
4
1
2
3
4
+
C2
C1
–
1MΩ
1MΩ
VI=–5V
–
+
–
+
C1
10µF
10µF
VO
=–10V
Parallel Connection
■ Positive Voltage Conversion (Input voltage can be doubled toward the positive side with diode.)
VDD=0V
C2
10µF
5V
8
7
6
5
1
2
3
4
–
+
1MΩ
VI=–5V
C1
–
+
10µF
VO=3.8V
Positive Voltage Conversion
■ Cascade Connection (Cascade Connection of SCI7660C0B/M0B further increase the output voltage.
Note, however, that the cascade connection increase the output impedance.)
5V
V
DD=V
I
=–5V
1MΩ
V
DD(0V)
(–5V)
(–10V)
VI=–5V
10µF
V
DD'
V
I
8
7
6
5
8
7
6
5
1
2
3
4
+
1
2
3
4
+
–
10µF
C2
C2
–
1MΩ
VI'
V
O
V
O
'(–15V)
2nd side
–
+
–
+
C1
C1
1st side
10µF
10µF
=–10V=VI'
VO'=–15V
V
O
Cascade Connection
4
EPSON [ EPSON COMPANY ]
