mm1485 Mitsumi Electronics, Corp., mm1485 Datasheet - Page 5

• Manufacturer Part Number: mm1485
• Description: Lithium-ion Battery Charge Control
• Manufacturer: Mitsumi Electronics, Corp.

MITSUMI
Electrical Characteristics
*
*
Battery temperature detection voltage
Battery temperature detection voltage
Current detection amp output
Current detection amp gain
Current detection amp output
Current limits 1 and 2 are prescribed by the amount of current detection resistor voltage drop.
Safety can not be guaranteed if this IC is damaged and control no longer is possible. Please protect with
something other than this IC.
ADP detection voltage H
ADP detection voltage H
ADP detection voltage L
ADP detection voltage L
V
hysteresis voltage width
hysteresis voltage width
SW1 pin input voltage H
SW2 pin input voltage H
hysteresis voltage width
SW1 pin input voltage L
SW2 pin input voltage L
V
BAT pin output voltage
CNT pin output voltage
Consumption current 1
Consumption current 2
T
T
SW1 pin input current
SW2 pin input current
OUT1
OUT2
BAT pin leak current
OUT
DET
Reference voltage
current outflow
Current limit 1
Current limit 2
offset voltage
pin output voltage
input bias current
pin output voltage
pin output voltage
Item
Symbol
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
ADPHW
I
ADPLW
I
I
I
TDETW
I
I
V
V
ADPH
ADPL
SW1H
SW2H
CDO
OUT1
OUT2
TDET
TOUT
BAT
SW1
SW1L
SW2
SW2L
G
CC1
CC2
CNT
I
REF
BAT
OFF
(Except where otherwise indicated Ta=25°C, V
L1
L2
T
I
I
Quick charge
I
I
V
Ta=0~+50°C
TOUT
OUT1
OUT2
Conditions
I
Pre-charge
V
V
SW1, 2 : H
SW1, 2 : L
TDET
CNT
CC
CC
=0.12mA
=0.12mA
=0.12mA
=20mA
: H L
: L H
: H L
Lithium-Ion Battery Charge Control MM1485
Measurement
12,13
12,13
pin
13
13
14
14
15
15
11
15
14
3
9
9
1
1
1
2
2
2
6
6
6
8
8
7
8
CC
4.090 4.120 4.150
0.390 0.413 0.435
Min. Typ. Max. Unit
2.70
0.35
17.5
-4.5
=5V)
5.8
0.6
0.6
0.5
50
50
40
40
20
30
1.207
2.80
0.45
18.0
100
100
1.5
3.5
6.0
1.0
0.2
0.2
0.2
60
60
25
60
30
0
2.90
1.20
0.25
1.20
0.25
0.55
18.5
150
150
150
2.3
5.3
6.2
0.5
4.5
0.4
0.4
0.4
80
80
30
90
1
mA
mA
mV
mV
mV
mV
mA
mV
µA
µA
µA
dB
nA
V
V
V
V
V
V
V
V
V
V
V
V
V
V