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SWCS049D 数据表(PDF) 31 Page - Texas Instruments

部件名 SWCS049D
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

SWCS049D 数据表(HTML) 31 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
5.19 Electrical Characteristics: LDO5
Over operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Input voltage on VCC4
(VIN)
VOUT (LDO5) = 1.8 V
2.7
5.5
V
VOUT (LDO5) = 2.5 V
3.2
5.5
VOUT (LDO5) = 2.8 V at Iload = 200 mA
3.2
5.5
VOUT (VAUX2) = 2.8 V at 300 mA
3.2
5.5
LDO5
DC output voltage
(VOUT)
On and low-power mode, VOUT =
1.0 V to 3.3 V,
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
DC load regulation
On mode, IOUT = IOUTmax to 0
15
mV
DC line regulation
On mode, VIN = VINmin to VINmax at IOUTmax
4
mV
Transient load regulation
On mode, VIN = 3.2 V, VOUTtyp = 2.8 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
30
mV
Transient line regulation
On mode, VIN = VINmin + 0.5 V to VINmin in 30 µs
and VIN = VINmin to VINmin + 0.5 V in 30 µs,
IOUT = IOUTmax
4
12
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
LDO5 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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