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參數(shù)資料
| 型號(hào)： | SAA1502ATS |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 電源管理 |
| 英文描述： | Safety IC for Li-ion |
| 中文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16 |
| 封裝： | 5.30 MM, PLASTIC, MO-150AC, SOT-338-1, SSOP-16 |
| 文件頁數(shù)： | 12/20頁 |
| 文件大?。?/td> | 108K |
| 代理商： | SAA1502ATS |
1998 Jan 15
12
Philips Semiconductors
Preliminary specification
Safety IC for Li-ion
SAA1502ATS
Power transistors
R
path
main current path resistance
V
CC
= 2.5 V; I
VSS
VM
= 2 A
V
CC
= 4.0 V; I
VSS
VM
= 2 A
52
48
66
60
80
72
m
m
SW1 transistor
R
path(SW1)
current path resistance
V
CC
= 2.5 V; I
VSS
VM
= 2 A
V
CC
= 4.0 V; I
VSS
VM
= 2 A
26
24
33
30
40
36
m
m
SW2 transistor
R
path(SW2)
current path resistance
V
CC
= 2.5 V; I
VSS
VM
= 2 A
V
CC
= 4.0 V; I
VSS
VM
= 2 A
26
24
33
30
40
36
m
m
Temperature protection
T
start(prot)
T
rel(prot)
start of the temperature protection
release of the temperature protection
120
50
130
60
140
70
°
C
°
C
Current detection at V
CC
= 4 V;
see Fig.8
I
prot(min)
t
d
t
d(min)
minimum current protection level
delay time at I
prot
= 8 A
minimum delay time
DC level
3.5
2
190
5
20
7
200
430
A
ms
μ
s
Status;
see Table 1 and Fig.7
I
ST
output current
ST = 1; V
CC
V
VM
= 17.5 V;
V
ST
V
VM
= 0.5 V
ST = 1; V
CC
V
VM
= 4 V;
V
ST
V
VM
= 0.5 V
ST = 1; I
ST
= 40
μ
A;
V
CC
V
VM
= 17.5 V
ST = 1; I
ST
= 10
μ
A;
V
CC
V
VM
= 4 V
40
200
μ
A
10
100
μ
A
V
ST
output voltage
0.5
V
0.5
V
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Table 1
Functional table of the status output (ST);
note 1
Note
1.
At which: ‘0’ is active off, and ‘1’ is active on.
CONDITIONS
OUTPUT
Normal operation
Charge inhibit
Discharge enable
Discharge inhibit
Power-down
Current protection
Temperature protection
0
1
0
0
0
1
1
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