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SWCS049A 数据表(PDF) 33 Page - Texas Instruments

部件名 SWCS049A
功能描述  TPS65911 Integrated Power Management Unit Top Specification
PDF  144 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

SWCS049A 数据表(HTML) 33 Page - Texas Instruments

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TPS65911
www.ti.com
SWCS049S – JUNE 2010 – REVISED AUGUST 2018
Submit Documentation Feedback
Product Folder Links: TPS65911
Specifications
Copyright © 2010–2018, Texas Instruments Incorporated
Electrical Characteristics: LDO6, LDO7, and LDO8 (continued)
Over operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
LDO7
DC output voltage
(VOUT)
On and low-power mode, VIN =
VINmin to VINmax
SEL[6:2] = 00010
1
V
SEL[6:2] = 00011
1.1
...
–3%
...
3%
SEL[6:2] = 11000
3.2
SEL[6:2] = 11001
3.3
Rated output current
(IOUTmax)
On mode
300
mA
Low-power mode
1
Load current limitation
(short-circuit protection)
On mode, VOUT = VOUTmin – 100 mV
450
550
650
mA
Dropout voltage (VDO)
On mode, VDO = VIN – VOUT
VIN = 2.7 V, IOUT =
IOUTmax
500
mV
VIN = 2.7 V, IOUT =
250 mA
400
VIN = 2.7 V, IOUT =
200 mA
300
VIN = 1.7 V, IOUT =
180 mA
700
VIN = 1.7 V, IOUT =
150 mA
500
VIN = 1.7 V, IOUT =
100 mA
300
DC load regulation
On mode, IOUT = IOUTmax to 0
15
mV
DC line regulation
On mode, VIN = VINmin to VINmax at IOUT = IOUTmax
4
mV
Transient load regulation
On mode, VIN = 3.6 V, VOUTtyp = 3.3 V
IOUT = 0.1 × IOUTmax to 0.9 × IOUTmax in 5 µs
and IOUT = 0.9 × IOUTmax to 0.1 × IOUTmax in 5 µs
16
25
mV
Transient line regulation
On mode, IOUT = IOUTmax / 2, VIN = 2.7 + 0.5 V to 2.7 in 30
µs
and VIN = 2.7 V + 0.5 V in 30 µs, IOUT = IOUTmax / 2
5
15
mV
Turnon time
VOUT = (1 to 1.8 V), at IOUT = 0
measured from VOUT = 0.1 V up to 97% of VOUT
30
150
µs
VOUT = (1.9 to 3.3 V), at IOUT = 0
measured from VOUT = 0.1 V up to 97% of VOUT
50
200
Turnon inrush current
200
450
mA
Ripple rejection
VIN = VINDC + 100 mVpp tone,
VINDC+ = 3.8 V,
IOUT = IOUTmax / 2
ƒ = 217 Hz
70
dB
ƒ = 20 kHz
40
LDO7 internal resistance LDO off
60
Ω
Ground current
On mode, IOUT = 0
65
76
µA
On mode, IOUT = IOUTmax
2000
Low-power mode
14
22
Off mode
1



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