參數資料
型號: TWL6030B1A4CMR
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PBGA187
封裝: 7 X 7 MM, 0.40 MM PITCH, GREEN, FCBGA-187
文件頁數: 52/97頁
文件大?。?/td> 937K
代理商: TWL6030B1A4CMR
SWCS045-007
VUPR>VPOR
VBAT<VBATMIN_LO
VBAT>VBATMIN_LO
or
VSHUNT>VSHUNT_MIN
VBAT>VBATMIN_LO
or
VSHUNT>VSHUNT_MIN
VUPR<VPOR
Load boot
mode
(Boot pins)
ENABLE
VBRTC
RELEASE
POR
NO
SUPPLY
SET BCI
RESET
WAIT-ON
LOW
SUPPLY
VBAT>VBATMIN_LO
RELEASE
BCI
RESET
If under
reset
BACKUP
Load trim
data
(EPROM)
VBAT>VBATMIN_HI
Backup
condition
Backup
condition
Backup
condition
Backup
condition
SWCS045B
– SEPTEMBER 2010 – REVISED JUNE 2011
Figure 9. Boot Sequence
NOTE
Backup condition means VBAT
< VBATMIN_LO and VSHUNT < VSHUNT_MIN.
The system is in NO SUPPLY state when VUPR
< VPOR.
Figure 10 shows a diagram of the power-state transition.
56
Copyright
2010–2011, Texas Instruments Incorporated
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TWL6030B1A0CMRR 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PBGA187
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