ST7565S
VSS2
C1
VOUT
CAP3-
C1
CAP1+
C1
CAP1-
CAP2-
C1
CAP2+
OPEN CAP4-
OPEN CAP5-
4x step-up voltage circuit
VDD=0V
VSS2=-3V
VOUT=4xVSS2=-12V
4x step-up voltage relationships
VSS2
C1
VOUT
CAP3-
CAP1+
C1
CAP1-
CAP2-
C1
CAP2+
OPEN CAP4-
OPEN CAP5-
3x step-up voltage circuit
VDD=0V
VSS2=-3V
VOUT=3xVSS2=-9V
3x step-up voltage relationships
VSS2
C1
VOUT
CAP3-
CAP1+
C1
CAP1-
CAP2-
OPEN CAP2+
OPEN CAP4-
OPEN CAP5-
2x step-up voltage circuit
VDD=0V
VSS2=-3V
VOUT=2xVSS2=-6V
2x step-up voltage relationships
VSS2
C1
VOUT
CAP3-
C1
CAP1+
C1
CAP1-
CAP2-
C1
CAP2+
C1
CAP4-
C1
OPEN CAP5-
5x step-up voltage circuit
VDD=0V
VSS2=-2V
VSS2
C1
VOUT
CAP3-
C1
CAP1+
C1
CAP1-
CAP2-
C1
CAP2+
C1
CAP4-
CAP5-
6x step-up voltage circuit
VDD=0V
VSS2=-2V
VOUT=5xVSS2=-10V
5x step-up voltage relationships
VOUT=6xVSS2=-12V
6x step-up voltage relationships
Figure 7
* The VSS2 voltage range must be set so that the VOUT terminal voltage does not exceed the absolute maximum rated value.
Ver 0.3c
32/72
2002/07/22