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參數(shù)資料
| 型號： | MP2610ER-LF-Z |
| 廠商： | MONOLITHIC POWER SYSTEMS INC |
| 元件分類： | 電源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, QCC16 |
| 封裝： | 4 X 4 MM, ROHS COMPLIANT, MO-220VGGC, QFN-16 |
| 文件頁數(shù)： | 9/15頁 |
| 文件大?。?/td> | 342K |
| 代理商： | MP2610ER-LF-Z |
MP2610 – 2A, 24V INPUT, 1.1MHz SWITCHING LI-ION BATTERY CHARGER
MP2610 Rev. 0.91
www.MonolithicPower.com
3
5/5/2010
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
2010 MPS. All Rights Reserved.
ELECTRICAL CHARACTERISTICS
VIN = 19V, TA = +25°C, CELLS=0V, unless otherwise noted.
Parameters
Symbol Condition
Min
Typ
Max
Units
CELLS=0V
4.168
4.2
4.232
Terminal Battery Voltage
VBATT
CELLS Float
8.337
8.4
8.463
V
CSP，BATT Current
ICSP,IBATT Charging disabled
1
A
Switch On Resistance
RDS(ON)
0.2
Switch Leakage
EN = 4V, VSW = 0V
0
10
μA
CC Mode
3.8
A
Peak Current Limit
Trickle Mode
1.75
A
CC current
ICC
RsI = 100m
1.8
2.0
2.2
A
Trickle charge current
ITRICKLE
10%
ICC
CELLS=0V
3
V
Trickle charge voltage threshold
CELLS Float
5.6
V
Trickle charge hysteresis
350
mV
Termination current threshold
IBF
5%
10%
15%
ICC
Oscillator Frequency
fSW
CELLS=0V,
VBATT =4.5V
1.1
MHz
Fold-back Frequency
VBATT =0V
350
kHz
Maximum Duty Cycle
87
%
Maximum current Sense Voltage (CSP
to BATT)
VSENSE
170
200
230
mV
Minimum On Time
tON
CELLS=0V,
VBATT =5V
100
ns
Under Voltage Lockout Threshold
Rising
3
3.2
3.4
V
Under Voltage Lockout Threshold
Hysteresis
200
mV
Open-drain sink current (
ACOK ),
( CHGOK )
VDRAIN =0.3V
5
mA
Dead-battery indication
Stay at trickle mode
30
min
Termination delay
Time
after
IBF
reached
1
min
Recharge threshold at VBATT
VRECHG
4.0
V/cell
Recharge Hysteresis
100
mV/Cell
NTC Low Temp Rising Threshold
RNTC=NCP18XH10
3 (0°C)
73
%of
VREF33
NTC High Temp Falling Threshold
RNTC=NCP18XH10
3 (50°C)
30
%of
VREF33
VIN min head-room (reverse blocking)
VIN-VBATT
180
mV
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