TPS65910, TPS65910A, TPS65910A3, TPS659101, TPS659102, TPS659103
TPS659104, TPS659105, TPS659106, TPS659107, TPS659108, TPS659109
SWCS046N –MARCH 2010–REVISED APRIL 2012
www.ti.com
VAUX1 AND VAUX2 LDO
over operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
VOUT (VAUX1) = 1.8 V and VOUT (AUX2) = 1.8 V
VOUT (VAUX1) = 2.5 V
MIN
2.7
TYP
MAX
5.5
UNIT
Input voltage (VCC4) VIN
3.2
5.5
VOUT (VAUX1) = 2.8 V @ Iload = 200 mA and 2.85 V
@ Iload = 200mA
3.2
5.5
V
VOUT (VAUX2) = 2.8 V
3.2
3.2
3.6
5.5
5.5
5.5
VOUT (VAUX2) = 2.9 V @ Iload = 100mA
VOUT (VAUX2) = 3.3 V
VAUX1
DC output voltage VOUT
On and low-power mode, VIN = VINmin to VINmax
SEL = 11, IOUT = 0 to 200 mA
SEL = 10, IOUT = 0 to 200 mA
SEL = 01, IOUT = 0 to IOUTmax
–3%
–3%
–3%
2.85
2.8
+3%
+3%
+3%
V
2.5
SEL = 00, IOUT = 0 to IOUTmax, default BOOT[1:0] =
00 or 01
–3%
1.8
+3%
Rated output current IOUTmax
On mode
300
1
mA
mA
Low-power mode
Load current limitation (short-
circuit protection)
On mode, VOUT = VOUTmin – 100 mV
350
500
200
Dropout voltage VDO
On mode, VOUTtyp = 2.8 V, VDO = VIN – VOUT
VIN = 3.0 V, IOUT = 200 mA, T = 25°C
On mode, IOUT = 200 mA to 0
,
mV
mA
V
DC load regulation
DC line regulation
15
5
On mode, IOUT = 200 mA
On mode, VIN = 3.8 V, IOUT = 20 mA to 180 mA in 5
µs
Transient load regulation
15
2
mV
and IOUT = 180 mA to 20 mA in 5µs
On mode, IOUT = 200 mA, VIN= VINmin + 0.5 V to
VINmin in 30 µs
Transient line regulation
mV
and VIN = VINmin to VINmin + 0.5v in 30 µs, IOUT
IOUTmax/2
=
Turn-on time
IOUT = 0, @ VOUT = 0.1 V up to VOUTmin, no load
100
600
µs
Turn-on inrush current
mA
VIN = VINDC + 100 mVpp tone, VINDC+ = 3.8 V, IOUT
IOUTmax/2
=
Ripple Rejection
f = 217 Hz
70
40
dB
f = 50 kHz
VAUX1 internal resistance
Ground current
LDO Off
80
Ω
On mode, IOUT = 0
On mode, IOUT = IOUTmax
Low-power mode
60
2700
12
µA
Off mode
1
VAUX2
On and low-power mode, VIN = VINmin to VINmax
SEL = 11, IOUT = 0 to IOUTmax
SEL = 10, IOUT = 0 to 100 mA
SEL = 01, IOUT = 0 to IOUTmax
–3%
–3%
–3%
3.3
2.9
2.8
+3%
+3%
+3%
V
SEL = 00, IOUT = 0 to IOUTmax, default BOOT[1:0] =
00 or 01
–3%
1.8
+3%
Rated output current IOUTmax
On mode
150
1
mA
Low-power mode
24
Submit Documentation Feedback
Copyright © 2010–2012, Texas Instruments Incorporated
Product Folder Link(s): TPS65910 TPS65910A TPS65910A3 TPS659101 TPS659102 TPS659103 TPS659104
TPS659105 TPS659106 TPS659107 TPS659108 TPS659109
TI [ TEXAS INSTRUMENTS ]
