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MP2681GS Datasheet(PDF) 3 Page - Monolithic Power Systems

Part # MP2681GS
Description  CC/CV Controller with Full Protection and Indication One Chip Solution for Power Tools Applications
PDF  21 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP2681GS Datasheet(HTML) 3 Page - Monolithic Power Systems

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MP2681 – CC/CV CONTROLLER WITH FULL PROTECTION
MP2681 Rev.1.01
www.MonolithicPower.com
3
12/25/2013
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2013 MPS. All Rights Reserved.
ELECTRICAL CHARACTERISTICS
VDD= 18V, TA = 25°C, unless otherwise noted.
Parameter
Symbol
Condition
Min
Typ
Max
Units
Input UVLO
VIN
4.1
4.5
4.9
V
Total Supply Current
IDD
VDD = 18V, no load
0.4
0.5
0.6
mA
OPERATIONAL MPLIFIER
Output Sink Current
Icomp_sink TA = 25
oC, Vcomp=0.5V
15
mA
Output Leakage Current
ICOMP_leakage TA = 25
oC
0.5
μA
VOLTAGE REFERENCE
LDO Output Voltage
VLDO
ILDO=0mA to 20mA
4.8
5.0
5.2
V
CHARGE CONTORL
Pre-charge Threshold
VPre_charge
2.9
3.0
3.1
V/cell
No-charge Threshold
VNo_charge
1.0
1.2
1.4
V/cell
Battery Regulation Voltage
VBATT
TA = 25°C
4.125
4.15
4.175
V/cell
Recharge Voltage
3.8
3.95
4.0
V/cell
Pre- Charge Current
ITC
VBATT<3.0V/cell
175
mA
Fast Charging
5
10
15
%ICC
Termination Charge Current
IBF
Slow Charging
30
%ICC
FLT Sink Current
PIN voltage=0.4V
9
mA
LEDR/LEDG Sink Current
PIN voltage=0.4V
8
mA
LEDR/LEDG Source Current
PIN voltage=VLDO-0.3V
20
mA
PROTECTION
RNTC=2.96k, 60°C
21
23
25
%VLDO
RNTC=28.4k, 0°C
73
74
79
%VLDO
RNTC=18.3k, 10°C
63
65
70
%VLDO
NTC control window
VNTC
RNTC=4.84k, 45°C
30
32
34
%VLDO
CTMR=0.1µF,3S1P,4S1P,5S1P
60
min
Pre-Charge Timer
CTMR=0.1µF,3S2P,4S2P,5S2P
90
min
CTMR=0.1µF,3S1P,4S1P,5S1P
2
hr
Fast Charge
CTMR=0.1µF,3S2P,4S2P,5S2P
3
hr
CTMR=0.1µF,3S1P,4S1P,5S1P
8
hr
Total Charge Time
Slow Charge
CTMR=0.1µF,3S2P,4S2P,5S2P
12
hr
Timer frequency
CTMR=0.1μF
15
Hz
VDD>VBATT
VDD-
0.6V
V
CCON High Thershold
VCCON_H
VBATT>VDD
VBATT-
0.6V
V
CCON Low Thershold
VCCON_L
0.3
V



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