參數(shù)資料
型號： MM1291AF
廠商： MITSUMI ELECTRIC CO LTD
元件分類： 電源管理
英文描述： Protection of Lithium Ion Batteries (one cell)
中文描述： 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
封裝： SOP-8
文件頁數(shù)： 7/7頁
文件大?。?/td> 172K
代理商： MM1291AF
MITSUMI
Protection of Lithium Ion Batteries (one cell) MM1291
Absolute Maximum Ratings
(Ta=25
°
C)
Item
Symbol
T
STG
T
OPR
V
CC
V
OC
V
CS
P
D
Rating
-
40~+125
-
20~+70
-
0.3~+18
-
18~0
-
0.6~V
CC
300
Units
°C
°C
V
V
V
mV
Storage temperature
Operating temperature
Power supply voltage
V
CC
-OC pin voltage
CS pin voltage
Allowable loss
*
The CS pin will not cause abnormal operation when connected to protection resistor R
CS
(=4.7k
)
Electrical Characteristics
(Unless otherwise specified Ta=25 °C, V
CC
=V
IN
=3.5V, V
CS
=0V, Measurement circuit 1, SW1 : a)
MM1291CFBE
*
1 Refer to input waveforms.
*
2 Operation is unstable below the operating limit voltage.
Item
Symbol
I
CC
1
I
CC
2
I
IN
1
I
IN
2
I
OP
3
I
OP
4
Measurement Conditions
V
CC
=4.5V
V
CC
=3.5V
V
IN
=4.5V
V
IN
=3.5V
V
CC
=V
IN
=1.9V
V
CC
=V
IN
=1.0V
Ta=
-
20°C~70°C
V
CC
=V
IN
=4.0V 4.2V
V
CC
: L H
V
CC
=V
IN
=4.2V 4.0V
V
OC
: H L
V
ALM
-
V
ALML
V
CC
=V
IN
=3.1V 2.0V
V
GD
: H L
V
CC
=V
IN
=3.1V 2.0V
V
CS
=0.05V, V
GD
: H L
V
CC
=V
IN
=2.0V 3.1V
V
GD
: L H
V
CC
=V
IN
=2.75V
V
CS
=0V
-
0.5V, V
GD
: L H
V
CS
=0V 0.17V
V
GD
: H L
Min. Typ. Max. Units
40
8.0
3.0
2.0
0.7
Current consumption 1 (V
CC
pin)
Current consumption 2 (V
CC
pin)
Current consumption 1 (V
IN
pin)
Current consumption 2 (V
IN
pin)
Current consumption 3 (V
CC
, V
IN
pins)
Current consumption 4 (V
CC
, V
IN
pins)
60
11.0
5.0
3.0
1.0
0.17
μA
μA
μA
μA
μA
μA
Overcharge detection voltage
V
ALM
4.050 4.100 4.150
V
Overcharge reset voltage
V
ALML
4.018 4.075 4.128
V
Overcharge hysteresis voltage
V
ALM
18
25
32
mV
Excess discharge detection voltage 1
V
S
1
2.50
2.60
2.70
V
Excess discharge detection voltage 2
V
S
2
2.30
2.40
2.50
V
Excess discharge reset voltage
V
DF
2.78
2.90
3.02
V
Starting voltage
V
ST
-
0.3
-
0.1
V
Overcurrent detection voltage
V
CS
135
150
165
mV
Overcurrent protection release
Excess discharge detection
non-induction time
Excessive current detection during
non-induction time
load release (more than 5 MEG)
t
OD
V
CC
=V
IN
=3.0V 2.4V,
1
measurement circuit 2, SW1 : b, SW2 : a
V
CS
=0V V
CS
,
1
measurement circuit 2, SW1 : a, SW2 : b
V
CS
=0V 1.0V,
1
measurement circuit 2, SW1 : b, SW2 : a
V
CC
=V
IN
=4.0V 4.5V,
1
measurement circuit 2, SW1 : b, SW2 : a
C
TD
=0.082μF
V
CC
When V
GDL
2 > 0.4V
5.0
10.0
15.0
mS
t
OC
1
5.0
10.0
15.0
mS
Overcurrent detection delay
t
OC
2
100
μS
Overcurrent non-induction time
t
ALM
0.5
1.0
1.5
S
Operating limit voltage
*
2
GD pin output voltage H
V
OP
1.2
V
V
GDH
V
GD pin output voltage L1
GD pin output voltage L2
OC pin output current
V
GDL
1
V
GDL
2
I
OC
V
CS
> 1.0V
V
CC
=V
IN
=1.5V
V
CC
=V
IN
=4.5V, SW1 : b
0.1
0.2
0.3
0.4
-
30
V
V
uA
V
CC
-
0.3
V
CC
-
0.1
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相關代理商/技術參數(shù)
參數(shù)描述
MM1292 制造商:MITSUMI 制造商全稱:Mitsumi Electronics, Corp. 功能描述:Protection of Lithium Ion Batteries (two cells in series)
MM1292C 制造商:MITSUMI 制造商全稱:Mitsumi Electronics, Corp. 功能描述:Protection of Lithium Ion Batteries (two cells in series)
MM1292D 制造商:MITSUMI 制造商全稱:Mitsumi Electronics, Corp. 功能描述:Protection of Lithium Ion Batteries (two cells in series)
MM1292H 制造商:MITSUMI 制造商全稱:Mitsumi Electronics, Corp. 功能描述:Protection of Lithium Ion Batteries (two cells in series)
MM1292J 制造商:MITSUMI 制造商全稱:Mitsumi Electronics, Corp. 功能描述:Protection of Lithium Ion Batteries (two cells in series)
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