s-8425 Seiko Instruments Inc., s-8425 Datasheet - Page 5
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s-8425
Manufacturer Part Number
s-8425
Description
Battery Backup Switching Ic
Manufacturer
Seiko Instruments Inc.
Datasheet
1.S-8425.pdf
(42 pages)
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Rev.2.3
Absolute Maximum Ratings
*1. When mounted on board
Caution The absolute maximum ratings are rated values exceeding which the product could
Primary power supply input voltage
Backup power supply input voltage
Output voltage of voltage regulator
Power
dissipation
Operating ambient temperature
Storage temperature
CS output voltage
RESET output voltage
(1) When mounted on board
_00
800
700
600
500
400
300
200
100
[Mounted board]
0
(1) Board size:
(2) Board name: JEDEC STANDARD51-7
suffer physical damage. These values must therefore not be exceeded under any
conditions.
0
8-Pin TSSOP
Parameter
Ambient Temperature Ta (°C)
8-Pin TSSOP
8-Pin SON(B)
50
114.3 mm × 76.2 mm × t1.6 mm
Figure 3 Power Dissipation of Package
8-Pin SON(B)
100
Table 1 Absolute Maximum Ratings
V
Seiko Instruments Inc.
150
RO
Symbol
, V
V
V
V
RESET
T
T
V
P
OUT
BAT
CS
opr
stg
IN
D
, V
(2) When not mounted on board
CH
300 (When not mounted on board)
300 (When not mounted on board)
400
300
200
100
(Ta = 25°C, unless otherwise specified)
0
BATTERY BACKUP SWITCHING IC
0
8-Pin SON(B)
V
V
V
V
Ambient Temperature Ta (°C)
SS
SS
SS
SS
−40 to +125
−0.3 to V
−0.3 to V
−0.3 to V
−0.3 to V
−40 to +85
Ratings
50
700
750
*1
*1
SS
SS
IN
SS
+0.3
+18
+18
+18
100
8-Pin TSSOP
S-8425 Series
150
Unit
mW
mW
mW
mW
°C
°C
V
V
V
V
V
5