參數(shù)資料
型號: MP2607DL
廠商: MONOLITHIC POWER SYSTEMS INC
元件分類: 電源管理
英文描述: POWER SUPPLY SUPPORT CKT, QCC14
封裝: 3 X 4 MM, MO-229VEED-5, QFN-14
文件頁數(shù): 2/15頁
文件大?。?/td> 317K
代理商: MP2607DL
MP2607 – LI-ION CHARGER WITH POWER PATH MANAGEMENT
MP2607 Rev. 0.9
www.MonolithicPower.com
10
11/2/2009
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
2009 MPS. All Rights Reserved.
BLOCK DIAGRAM
IN
MODE
ICHSET
BATT
SYS
TMR
NTC
VIN REGULATOR
1. For AC: Vout = 5V
Coarse current
limit = 2A
2. For USB: Vout=VIN
Accurate current
limit set internally to
450mA typ.
References
&Bias
BATTERY CHARGE
CONTROL
Trickle Charge
CC/CV Regulation
Thermal Regulation
Programmable ICH
Dynamic
ICH Adjustment
Auto-recharge
Time-out temination
2.8V
4.05V
RE_CHG
TRICKLE_CHG
4.3V
ICH foldback for
Current limited AC
VIN UVLO
Time Out
Counter
EN
BATT
BATTERY SWITCH
CONTROL
&
2X CHARGE PUMP
Constant VD_BSW
Constant RON_BSW
Current Limit
MP1SEN
MP2
MNSW
NSW_ON
Charger Status
Decoder
BATTERY
UVLO
TEMP_OK
EN
VBAT_GOOD
GND
AC
Adaptor
or
USB
port
RCHSET
CTMR
RTHM
SYSTEM
10mV
COMP
SYS<BAT
CHG
VBG
EN
MP1
ICH foldback for
USB mode
TRICKLE_CHG
EN
IN
RT1
R2
R3
R1
EN
STAT2
STAT1
CEB
RT2
Figure 1—Functional Block Diagram
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