參數(shù)資料
型號： MM1294
廠商： MITSUMI ELECTRIC
英文描述： Protection of Lithium Ion Batteries (four cells in series)
中文描述： 保護鋰離子電池（4個串聯(lián)電池）
文件頁數(shù)： 4/6頁
文件大小： 169K
代理商： MM1294
MITSUMI
Protection of Lithium Ion Batteries (four cells in series) MM1294
Recommended Operating Conditions
Electrical Characteristics
(Except where noted otherwise, Ta=25°C, V
CC
=20V, V
CELL
=V4=V3=V2=V1)
Item
Symbol
T
OPR
V
OPR
Ratings
-
20~+70
+2~+24
Units
°C
V
Operating temperature
Operating voltage
Item
Symbol
I
CC
1
I
CC
2
I
CC
3
IV
4
1
IV
4
2
IV
4
3
IV
3
IV
3
A
IV
2
IV
2
A
IV
1
IV
1
A
V
CELL
U
Measurement conditions
V
CELL
=4.4V
V
CELL
=3.5V
V
CELL
=2.2V
V
CELL
=4.4V
V
CELL
=3.5V
V
CELL
=2.2V
V
CELL
=3.5V
V
CELL
=4.4V
V
CELL
=3.5V
V
CELL
=4.4V
V
CELL
=3.5V
V
CELL
=4.4V
Ta=
-
20~+70°C, V
CELL
: 3.7V 4.5V
Min. Typ. Max. Units
170
35
Consumption current (V
CC
pin) 1
340
70
0.1
30
10
4
±300
0
±300
0
±300
0
4.30
μA
μA
μA
μA
μA
μA
nA
μA
nA
μA
nA
μA
V
Consumption current (V
CC
pin) 2
Consumption current (V
CC
pin) 3
Consumption current (V4 pin) 1
15
5
2
Consumption current (V4 pin) 2
Consumption current (V4 pin) 3
V3 pin input current 1
V3 pin input current 2
-
0.6
-
0.3
V2 pin input current 1
V2 pin input current 2
-
0.6
-
0.3
V1 pin input current 1
V1 pin input current 2
-
0.6
-
0.3
4.20
Overcharge detection voltage
4.25
Overcharge detection release voltage
V
CELL
0
V
CELL
: 4.5V 3.7V
V
CELL
U V
CELL
U V
CELL
U
-
260mV
-
200mV
-
140mV
0.5
1.0
3.95
4.10
130
230
2.30
2.40
2.95
3.10
490
700
0.5
1.0
7
0.135 0.150 0.165
5
10
5
10
150
150
Open-load condition 300 k
20
20
V
Overcharge sensing dead time
t
OV
V
ALM
V
ALM
V
CELL
S
V
CELL
D
V
CS
D
t
CDC
1
t
CDC
2
V
OC
t
COL
1
t
COL
2
t
COL
3
t
COL
4
C
OV
=0.1μF
V
CELL
: 3.5V 4.4V
V
CELL
: 4.4V 3.5V
V
CELL
: 3.5V 2.0V
V
CELL
: 2.0V 3.5V
V
CELL
D
-
V
CELL
S
C
CDC
=0.1μF
C
CDC
=0.1μF, V
CS
=V
CC
+0.3V
V
CC
-
V
CS
, D
CHG
C
COL
=0.001μF, D
CHG
C
COL
=0.001μF, D
CHG
C
COL
=0, D
CHG
C
COL
=0, D
CHG
1.5
4.25
330
2.50
3.25
910
1.5
S
V
Overcharge sensing operation voltage
Overdischarge sensing hysteresis voltage
mV
V
V
mV
S
mS
V
mS
mS
μS
μS
Overdischarge detection voltage
Discharge resume voltage
Overdischarge sensing hysteresis voltage
Overdischarge sensing dead time
Overdischarge reset dead time
Overcurrent detection voltage
Overcurrent sensing dead time
15
15
Overcurrent reset dead time
Overcurrent sensing delay time
Overcurrent reset delay time
Overcurrent protection release
DCHG pin source current
I
SO
D
CH
I
SI
D
CH
V
TH
D
C
H
V
TH
D
C
L
I
SI
O
V
I
SI
P
F
V
CELL
< V
CELL
S, SW1 : A, V
DCHG
=V
CC
-
1.8V
V
CELL
> VC
ELL
S, SW1 : A, V
DCHG
=0.8V
V
CC
-
V
DCHG
, I
SO
=20μA, SW1 : B
V
DCHG
-
GND, I
SI
=
-
20μA, SW1 : B
V
OV
=0.4V, Ta=
-
20~+70°C
V
PF
=0.4V, Ta=
-
20~+70°C
μA
μA
V
V
mA
μA
DCHG pin sync current
DCHG pin output voltage H
1.8
0.8
DCHG pin output voltage L
OV pin sync current
0.2
10
PF pin sync current
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