s-8425 Seiko Instruments Inc., s-8425 Datasheet - Page 26

• Manufacturer Part Number: s-8425
• Description: Battery Backup Switching Ic
• Manufacturer: Seiko Instruments Inc.

26
BATTERY BACKUP SWITCHING IC
S-8425 Series
Standard Circuit
Caution • Be sure to add a 10 μF or more capacitor to the VOUT, VRO, and VCH pins.
V
CH
• The above connections and values will not guarantee correct operation. Before
setting these values, perform sufficient evaluation on the application to be
actually used.
6 V
+
+
10 μ F
10 μ F
Figure 25 Standard Circuit
VSS
VIN
CS
Seiko Instruments Inc.
VCH
S-8425
Series
V
100 k Ω
OUT
VRO
VBAT
VOUT
RESET
V
100 k Ω
OUT
+
10 μ F
+
V
10 μ F
OUT
0.1 μ F
V
1 k Ω
RO
3 V
Rev.2.3
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