R×5VL
• Voltage Level Indicator Circuit (lighted when the power runs out)
(Nch Open Drain Output)
VDD
VDD
OUT
R×5VL××
A
SERIES
GND
• Detector Threshold Changing Circuit
(Nch Open Drain Output)
VDD
Ra
VDD
R
×
5VL××
A
OUT
SERIES
+
C
Rb
GND
(Note) Please note that when the value of Ra becomes excessively large, the detector
threshold detected may differ from the value calculated by use of the above for-
mula.
• Window Comparator Circuit
(Nch Open Drain Output)
VDET1
VDET2
VDD
VDD
VDD
OUT
A
R×
5VL××
OUT
SERIES
VDD
V
DET2
VSS
OUT
A
R×5VL××
GND
SERIES
VDET1
OUT
VSS
GND
• Excessive Charge Preventing Circuit
R1
D1
Light
VDD
R2
R4
OUT
×
××
C
R
5VL
SERIES
R3
VSS
22
ETC [ ETC ]
