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MP2612 数据表(PDF) 17 Page - Monolithic Power Systems

部件名 MP2612
功能描述  2A,24V Input, 600kHz 2-3 Cells Switching Li-Ion Battery Charger
PDF  20 Pages
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制造商  MPS [Monolithic Power Systems]
网页  http://www.monolithicpower.com
标志 MPS - Monolithic Power Systems

MP2612 数据表(HTML) 17 Page - Monolithic Power Systems

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MP2612 – 2A, 24V INPUT, 600kHz 2-3CELL SWITCHING LI-ION BATTERY CHARGER
MP2612 Rev. 1.0
www.MonolithicPower.com
17
9/7/2011
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2011 MPS. All Rights Reserved.
OPERATION FLOW CHART (continued)
Charge Mode?
VBATT>VBATT_TC
VBATT>VBATT_FULL
Battery Full?
ICHG<IBF
Charge On,
ACOK&
CHGOK is low
Stop Charge.
ACOK is low,
CHGOK is high
C.V.C
C.C.C
T.C.C
VBATT<VBATT_RECH?
Yes
No
No
Normal Operation
VBATT=VBATT_FULL
VBATT_TC<VBATT<VBATT_FULL
VBATT<VBATT_TC
No
Yes
Yes
No
Yes
Charge Suspend
NTC OK?
Tj>=150
oC?
Tj<=130
oC?
Charge Current
Thermal Shutdown,
ACOK& CHGOK
are high
Fault Protection
Yes
Charger Recovery,
Return to Normal
Operation
Yes
No
Yes
No
Yes
No
Charge
Termination,
ACOK& CHGOK
are high
Yes
NTC Fault?
No
Timer Out ?
No
Figure 8— Fault Protection Flow Chart



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