AT1457
Preliminary Product Information
1-Cell Lithium-Ion And Lithium-Polymer
Charge Management IC
Ordering Information
Part number
AT1457M
Package
MSOP8(4.2V version)
Marking
1457,Date Code with one bottom line
*
For more marking information, contact our sales representative directly
Pin Description
Pin No.
1
2
3
4
5
6
7
8
Symbol
VCC
TS
STAT
VSS
CC
VCC1
SNS
BAT
I/O
I
I
O
—
O
I
I
I
Description
Supply voltage
Temperature sense input
Charge status output
Ground
Charge control output
Supply voltage
Current sense input
Voltage sense input
Absolute Maximum Ratings
Parameter
Power supply voltage
Input voltage
Sink current (STAT pin)
Source current (STAT pin)
Output current (CC pin)
Total power dissipation
Operating free-air temperature range
Storage temperature range
Lead temperature
Symbol
V
CC
V
(BAT)
V
(SNS)
V
(TS)
I
OL
I
OH
I
O(CC)
P
D
T
A
Tstg
T
L
Condition
—
—
—
—
not to exceed P
D
not to exceed P
D
not to exceed P
D
at 25℃
－
－
soldering, 10 s
Rated Value
Min.
Max.
-0.3
+8
-0.3
V
CC
+0.3
-0.3
V
CC
+0.3
-0.3
V
CC
+0.3
—
20
—
10
—
40
—
300
-20
+85
-40
+125
－
300
Unit
V
V
V
V
mA
mA
mA
mW
℃
℃
℃
Recommended Operating Conditions
Parameter
Power supply voltage
Operating free-air temperature range
Symbol
V
CC
T
A
Min.
4.5
-20
Values
Typ.
－
－
Max.
7
+85
Unit
Ｖ
°C
7F, No.9,PARK AVENUE. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
Fax: 886-3-563-0879
WWW:
http://www.aimtron.com.tw
10/3/2006 REV:1.2
Email:
service@aimtron.com.tw
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GMT [ GLOBAL MIXED-MODE TECHNOLOGY INC ]
