TPS65070-Q1 Datasheet, PDF (83/90 Pages) Texas Instruments – Single Chip Power Solution for Battery Powered Systems

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/PB_IN
PB_OUT
SYS
level not defined as
voltage at pull-up has
not ramped at that time
50ms debounce
TPS65070-Q1, TPS65072-Q1, TPS65073-Q1, TPS650732-Q1
SLVSAP7 – JANUARY 2011
can be released HIGH any time
after POWR_ON=HIGH
50ms debounce
POWER_ON
VDCDC1
(VDDS1-5 )
1.8V
VDCDC2
(VDDSHV)
3.3V
VLDO_ext1
(VDDS_SRAM)
1.8V
VDCDC3
(VDD_CORE)
1.2V
VLDO2
(VDDS_DPLL)
1.8V
VLDO1
(VDDA1P8V)
1.8V
VLDO_ext2
(VDDA3P3V)
3.3V
PGOOD
(SYS.nRESPWRON)
170us
250us
170us
250us
170us
250us
asserted HIGH by the application processor
any time while /PB_IN=LOW to keep the
system alive
400ms
Figure 60. Timing Using TPS650732 for AM3505
Copyright © 2011, Texas Instruments Incorporated
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Product Folder Link(s) :TPS65070-Q1 TPS65072-Q1 TPS65073-Q1 TPS650732-Q1