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ACT8934A датащи(PDF) 40 Page - Active-Semi, Inc

номер детали ACT8934A
подробное описание детали  Advanced PMU for Samsung S3C2416/S3C2450
PDF  45 Pages
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производитель  ACTIVE-SEMI [Active-Semi, Inc]
домашняя страница  http://www.active-semi.com
Logo ACTIVE-SEMI - Active-Semi, Inc

ACT8934A датащи(HTML) 40 Page - Active-Semi, Inc

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ACT8934A
Rev 1, 22-Oct-12
Copyright © 2012 Active-Semi, Inc.
Innovative Power
TM
ActivePMU
TM and ActivePathTM are trademarks of Active-Semi.
I
2CTM is a trademark of NXP.
- 40 -
www.active-semi.com
Figure 6:
Typical Li+ charge profile and ACT8934A charge states
A: PRECONDITION State
B: FAST-CHARGE State
C: TOP-OFF State
D: END-OF-CHARGE State
Figure 7:
Charger State Diagram
SUSPEND
PRECONDITION
FAST-CHARGE
END-OF-CHARGE
(VCHGIN < VBAT) OR (VCHGIN <VCHGIN UVLO)
OR (VCHGIN > VOVP) OR (SUSCHG[ ] = 1)
(VCHGIN > VBAT) AND (VCHGIN >VCHGIN UVLO)
AND (VCHGIN < VOVP) AND (SUSCHG[ ] = 0)
(VBAT > 2.85V) AND
(TQUAL = 32ms)
(VBAT = VTERM ) AND
(TQUAL = 32ms)
TEMP-FAULT
TOP-OFF
(IBAT < 10% x ICHG) OR (Total
Time-out) AND (TQUAL = 32ms)
Total Time-out
TEMP OK
ANY STATE
TEMP NOT OK
TIME-OUT-FAULT
PRECONDITION
Time-out
(VBAT < VTERM - 205mV )
AND (TQUAL = 32ms)



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