s-8426a Seiko Instruments Inc., s-8426a Datasheet - Page 2

• Manufacturer Part Number: s-8426a
• Description: Battery Backup Switching Ic
• Manufacturer: Seiko Instruments Inc.

2
BATTERY BACKUP SWITCHING IC
S-8426A Series
VIN
CS
Block Diagram
detector
Voltage
CS
Detector
V
sw1
controller
Switch
REG2
Seiko Instruments Inc.
VSS
Figure 1
Detector
VOUT
V
SW2
M1
PREEND
detector
detector
Voltage
Voltage
RESET
REG1
Rev.1.0
VBAT
VRO
PREEND
RESET
_00