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MP2619EV-LF-P

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P20
MP2619 – 2A, 24V INPUT, 600kHz 2-3CELL SWITCHING LI-ION BATTERY CHARGER
MP2619 Rev. 1.01 www.MonolithicPower.com 4
5/28/2015 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2015 MPS. All Rights Reserved.
ELECTRICAL CHARACTERISTICS
V
IN
= 19V, T
A
= +25C, CELLS=0V, unless otherwise noted.
Parameters Symbol Condition Min Typ Max Units
CELLS=0V 8.337 8.4 8.463
Terminal Battery Voltage V
BATT
CELLS= Float 12.505 12.6 12.695
V
CSP, BATT Current I
CSP
,I
BATT
Charging disabled 1 µA
Switch On Resistance R
DS(ON)
0.2
Switch Leakage
EN
= 4V, V
SW
= 0V 0 1 A
CC Mode 4.1 A
Peak Current Limit
Trickle Mode 2 A
CC current I
CC
RS1=100m 1.8 2.0 2.2 A
Trickle charge current I
TRICKLE
10% Icc
Trickle charge voltage threshold 3.0 V/Cell
Trickle charge hysteresis 350 mV/Cell
Termination current threshold I
BF
5% 10% 15% Icc
Oscillator Frequency f
SW
CELLS=0V,
V
BATT
=7V
600 kHz
Fold-back Frequency V
BATT
= 0V 190 kHz
Maximum Duty Cycle 90 %
Maximum current Sense Voltage
(CSP to BATT)
V
SENSE
170 200 230 mV
Under Voltage Lockout Threshold
Rising
3 3.2 3.4 V
Under Voltage Lockout Threshold
Hysteresis
200 1000 mV
Open-drain sink current Vdrain=0.3V 5 mA
Dead-battery indicator
Stay at trickle charge,
C
TMR
=0.1µF
30 min
Recharge threshold at Vbatt Vrechg 4.0 V/cell
Recharge Hysteresis 100 mV/Cell
NTC Low-Temp Rising Threshold
R
NTC
=NCP18X103,
0°C
70.5 73.5 76.5
%of
VREF33
NTC High-Temp Falling Threshold
R
NTC
=NCP18X103,
50°C
27.5 29.5 31.5
%of
VREF33
Vin min head-room (reverse blocking) Vin-Vbatt 180 mV
EN Input Low Voltage
0.4 V
EN Input High Voltage
1.8 V
EN
= 4V
4
EN Input Current
EN = 0V
0.2
A
MP2619 – 2A, 24V INPUT, 600kHz 2-3CELL SWITCHING LI-ION BATTERY CHARGER
MP2619 Rev. 1.01 www.MonolithicPower.com 5
5/28/2015 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2015 MPS. All Rights Reserved.
ELECTRICAL CHARACTERISTICS (continued)
V
IN
= 19V, T
A
= +25C, CELLS=0V, unless otherwise noted.
Parameters Symbol Condition Min Typ Max Units
EN = 4V
0.5 mA
Supply Current (Shutdown)
EN = 4V,
Consider VREF33 pin
output current.
R
3
=10k,R
NTC
=10k
0.665 mA
Supply Current (Quiescent) I
AIN
EN = 0V,
CELLS=0V,
VBATT=4.5V
2.0 mA
Thermal Shutdown
(5)
150 °C
VREF33 output voltage 3.3 V
VREF33 load regulation I
LOAD
=0 to 10mA 30 mV
Input Current Sense Section
Supply Current I
CC
I
LOAD
= 0A, V
CC
= 40V 12 30 µA
OUT1 Input Offset Voltage V
OS1
0.4 2 mV
OUT1 Current Accuracy I
RG1
/I
GS
V
SENSE
= 100mV ±2 ±5 %
No-Load OUT1 Error V
SENSE
= 0V 0.1 1 µA
Low-Level OUT1 Error V
SENSE
= 5mV 0.3 2 µA
Shutdown Supply Current I
CC
(
SHDN)
V
SHDN
= 3V 3 6 µA
SHDN Threshold Voltage
V
TH_SHUTD
OWN
(Low High) 0.7 0.9 1.2 V
SHDN Hysteresis 30 mV
Notes:
5) Guaranteed by design.
MP2619 – 2A, 24V INPUT, 600kHz 2-3CELL SWITCHING LI-ION BATTERY CHARGER
MP2619 Rev. 1.01 www.MonolithicPower.com 6
5/28/2015 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2015 MPS. All Rights Reserved.
TYPICAL PERFORMANCE CHARACTERISTICS
V
IN
=19V, C1=4.7F, C2=22F, L=4.7H, RS1=110m, RS2=20m, Real Battery Load, T
A
=25ºC,
unless otherwise noted.
BATTERY VOLTAGE(V)
BATTERY CURRENT(A)
2 Cells Battery Charge Curve
7.5
7.6
7.7
7.8
7.9
8
8.1
8.2
8.3
8.4
8.5
0 20 40 60 80 100 120
TIMES(MIN)
0
0.5
1
1.5
2
2.5
V
BATT
I
BATT
11
11.2
11.4
11.6
11.8
12
12.2
12.4
12.6
12.8
0 50 100 150
0
0.5
1
1.5
2
2.5
BATTERY VOLTAGE(V)
BATTERY CURRENT(A)
3 Cells Battery Charge Curve
Effciency vs. I
CHG
Effciency vs. I
CHG
TIMES(MIN)
V
BATT
I
BATT
CHARGE CURRENT(A)
BATTERY VOLTAGE(V)
2 Cells I
CHG
vs. V
BATT
Curve
3 Cells I
CHG
vs. V
BATT
Curve
0
0.5
1
1.5
2
2.5
0246810
V
IN
=12V
V
IN
=24V
V
IN
=19V
0
0.5
1
1.5
2
2.5
02468101214
BATTERY VOLTAGE(V)
CHARGE CURRENT(A)
CHARGE CURRENT(A)
V
IN
=24V
V
IN
=19V
BATT Float Voltage vs. V
IN
8
8.1
8.2
8.3
8.4
8.5
813182328
V
IN
(V)
I
CHG
(A)
V
BATT
(V)
2 Cells Battery
60.0
70.0
80.0
90.0
100.0
0 0.4 0.8 1.2 1.6 2
EFFICIENCY(%)
I
CHG
(A)
EFFICIENCY(%)
2 Cells Battery
V
IN
=12V
V
IN
=15V
V
IN
=19V
V
IN
=24V
60.0
70.0
80.0
90.0
100.0
0 0.4 0.8 1.2 1.6 2
3 Cells Battery
V
IN
=15V
V
IN
=19V
V
IN
=24V
BATT VOLTAGE(V)
BATT Float Voltage
vs. Temperature
8
8.1
8.2
8.3
8.4
8.5
-20 0 20 40 60 80
TEMPERATURE (
O
C)
2 Cells Battery
TE MPE RATURE (
O
C)
Charge Current
vs. Temperature
1.2
1.4
1.6
1.8
2
2.2
-20 0 20 40 60 80
2 Cells Battery
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P20

MP2619EV-LF-P

Mfr. #:
Buy MP2619EV-LF-P
Manufacturer:
Monolithic Power Systems (MPS)
Description:
Battery Management 2A,24V Switching Li-lon Charger With Power Path Management
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
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