Example Of Reference External Connection - Epson Power Supply IC S1F70000 Technical Manual

EXAMPLE OF REFERENCE EXTERNAL CONNECTION

2 Times Step-up
2 times step-up output of V
V
Parallel Connection
It is possible to make the output impedance (R
connected. Parallel connection of n circuits reduces R
C can be commonly used.
2
1
2
V
I
3
4
S1F70000 Series
Technical Manual
(2 V ) is obtained from the circuit shown in Figure 1.
O DD
1
P
OFF
2
GND
3
OSC1
I
4
OSC2
Figure 1 2 Time Step-up Operation
) small when several pieces of the circuit shown in Figure 1 are
O
O
8
P V
OFF O
7
GND CAP1+
6
OSC1 CAP1–
5
OSC2 V
DD
Figure 2 Parallel Connection
EPSON
8
V
O
7
CAP1+
+
+
–
6
CAP1–
–
5
V
DD
to 1/n approximately. One piece of the smoothing capacitor
1
P
OFF
2
GND
3
OSC1
+
4
OSC2
+
_
_
S1F76620 Series
2 V
I
•
8
V
O
7
CAP1+
+
_
6
CAP1–
5
V
DD
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