参数资料
型号: TPS659107A1RSL
厂商: TEXAS INSTRUMENTS INC
元件分类: 电源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC48
封装: 6 X 6 MM, 1 MM HEIGHT, 0.40 MM PITCH, PLASTIC, VQFN-48
文件页数: 36/93页
文件大小: 1014K
代理商: TPS659107A1RSL
NO SUPPLY
OFF
ACTIVE
SLEEP
Backup
MB or BB>VBNPR and
MB<VMBLO
MB and BB<VBNPR
MB<VMBLO
MB>VMBHI
POWER ON
enabled and
MB>VMBCH
MB>VMBHI
POWER ON
disabled
MB and BB<VBNPR
SLEEP
enabled
POWER ON
disabled
MB: Main battery voltage
BB: Backup battery voltage
MB<VMBLO
SLEEP
disabled
MB<VMBLO
SWCS046-011
PWRHOLD
DEV_ON
PWRON
INT1
PWRON_LP_IT
THERM_TS
DEV_OFF
DEV_OFF_RST
POWER ON
enable
SLEEP
DEV_SLP
INT1
SLEEP
enable
SLEEPSIG_POL
NRESPWRON
t
DOINT
Pulse
generator
t
D
SWCS046I
– MARCH 2010 – REVISED JULY 2011
Figure 13 shows the transitions of the state-machine.
Figure 13. Embebded Power Control State-Machine
Device power-on enable conditions:
If none of the device power-on disable conditions is met, the following conditions are available to turn on
and/or maintain the ON state of the device:
PWRON signal low level.
Or PWRHOLD signal high level.
Or DEV_ON control bit set to 1 (default inactive).
Copyright
2010–2011, Texas Instruments Incorporated
41
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