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TPS658621AZGUR Datasheet(PDF) 8 Page - Texas Instruments

No. de pieza TPS658621AZGUR
Descripción Electrónicos  Advanced Power Management Unit
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TPS658621AZGUR Datasheet(HTML) 8 Page - Texas Instruments

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TPS658621A
SLVSA58 – DECEMBER 2009
www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
over operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
RESUME CONTROL TIMING
TRESUME(H)
RESUME pulse width high
(1)
550
ms
TRESUME(L)
RESUME pulse width low
(1)
1500
ms
SEQUENCER REBOOT CONTROL
Reboot started when normal state is set and
VHOTRST
Reboot control threshold
V(HOT_RST) < VREBOOT for
0.4
V
t > TDT(HRST)
THRST(H)
HOT_RST max pulse width
60
ms
TDT(HRST)
HOT_RST min detection pulse width
HOT_RST deglitch
4
16
μs
EXTERNAL SUPPLY DETECTION AND STATUS
System voltage V(SYS) decreasing.
3.0
V
VLOWSYS
Minimum system voltage detection threshold
Total accuracy, referenced to V(LOWSYS)TYP
-2
2
%
VHYS(LOWSYS)
Minimum system voltage detection hysteresis
V(SYS) increasing from decreasing trigger point
200
mV
Minimum system voltage detection deglitch
TDGL(LOWSYS)
V(SYS) decreasing
5
ms
time
Input voltage detection threshold. Input voltage AC detected when V(AC)–V(BAT) > VIN(DT) AND V(AC) > VACMIN
VIN(DT)
180
mV
increasing, referenced to battery voltage
USB detected when V(USB)–V(BAT) > VIN(DT)
AC not detected:
Input voltage removal threshold. Input voltage
VIN(NDT)
when V(AC)–V(BAT) < VIN(NDT) USB not detected when
65
mV
decreasing, referenced to battery voltage
V(USB)–V(BAT)< VIN(NDT)
AC voltage decreasing , AC not detected when V(AC) < VACMIN
3.5
V
VACMIN
AC detection threshold, relative to GND
Hysteresis, AC voltage increasing
200
mV
TDGLAC(DT)
AC Power detected deglitch
AC voltage increasing
22.5
ms
TDGLUSB(DT)
USB Power detected deglitch
USB voltage increasing
5.5
ms
VIN(OVP)
Input over voltage detection
5.8
6.0
6.3
V
TDLY(INOVP)
Input over voltage detection delay
Rising AC or USB voltage
100
μs
ANALOG COMPARATOR
VCOMPDET
Voltage threshold
Enabled at sleep mode not set
1.21
1.245
1.28
V
IQCDET
Bias current
(1)
Always On
5
μA
V(COMP):0
→1.5V→0, measured from input to
TP
Propagation time
50
μs
NOPOWER:HI
→LO
(1)
Not production tested.
8
ELECTRICAL SPECIFICATIONS
Copyright © 2009, Texas Instruments Incorporated
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Product Folder Link(s): TPS658621A


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