s-8424a Seiko Instruments Inc., s-8424a Datasheet - Page 5
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s-8424a
Manufacturer Part Number
s-8424a
Description
Battery Backup Switching Ic
Manufacturer
Seiko Instruments Inc.
Datasheet
1.S-8424A.pdf
(44 pages)
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Rev.2.2
Absolute Maximum Ratings
Caution The absolute maximum ratings are rated values exceeding which the product could suffer
*1. When mounted on board
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
PREEND output voltage
(1) When mounted on board
_00
[Mounted board]
800
700
600
500
400
300
200
100
(1) Board size:
(2) Board name: JEDEC STANDARD51-7
0
physical damage. These values must therefore not be exceeded under any conditions.
0
Ambient Temperature Ta (°C)
8-Pin TSSOP
Parameter
50
8-Pin TSSOP
8-Pin SON(B)
114.3 mm × 76.2 mm × t1.6 mm
Figure 4 Power Dissipation of Package
8-Pin SON(B)
100
Table 3 Absolute Maximum Ratings
Seiko Instruments Inc.
150
V
Symbol
V
RO
V
V
PREEND
V
T
RESET
T
V
P
, V
BAT
opr
stg
CS
IN
D
(2) When not mounted on board
OUT
400
300
200
100
0
0
Ambient Temperature Ta (°C)
8-Pin SON(B)
300 (When not mounted on board)
300 (When not mounted on board)
BATTERY BACKUP SWITCHING IC
V
50
V
V
SS
SS
SS
(Unless otherwise specified: Ta = 25°C)
−0.3 to V
−40 to +125
−0.3 to V
−0.3 to V
−40 to +85
Ratings
700
750
100
8-Pin TSSOP
*1
*1
SS
IN
SS
+0.3
+18
+18
150
S-8424A Series
Unit
mW
°C
V
5