Datasheet

TPS65910 , TPS65910A , TPS65910A3 , TPS659101
TPS659102 , TPS659103 , TPS659104 , TPS659105
TPS659106, TPS659107, TPS659108, TPS659109
www.ti.com SWCS046U –MARCH 2010–REVISED JUNE 2014
5.20 VAUX1 and VAUX2 LDO
over operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Input voltage (VCC4) V
IN
V
OUT
(VAUX1) = 1.8 V and V
OUT
(AUX2) = 1.8 V 2.7 5.5
V
OUT
(VAUX1) = 2.5 V 3.2 5.5
V
OUT
(VAUX1) = 2.8 V at I
load
= 200 mA and 2.85 V
3.2 5.5
at I
load
= 200mA
V
V
OUT
(VAUX2) = 2.8 V 3.2 5.5
V
OUT
(VAUX2) = 2.9 V at I
load
= 100mA 3.2 5.5
V
OUT
(VAUX2) = 3.3 V 3.6 5.5
VAUX1
DC output voltage V
OUT
On and low-power mode, V
IN
= V
INmin
to V
INmax
SEL = 11, I
OUT
= 0 to 200 mA –3% 2.85 +3%
SEL = 10, I
OUT
= 0 to 200 mA –3% 2.8 +3%
V
SEL = 01, I
OUT
= 0 to I
OUTmax
–3% 2.5 +3%
SEL = 00, I
OUT
= 0 to I
OUTmax
, default BOOT[1:0] =
–3% 1.8 +3%
00 or 01
Rated output current I
OUTmax
On mode 300
mA
Low-power mode 1
Load current limitation (short-
On mode, V
OUT
= V
OUTmin
– 100 mV 350 500 mA
circuit protection)
Dropout voltage V
DO
On mode, V
OUTtyp
= 2.8 V, V
DO
= V
IN
– V
OUT
,
V
IN
= 3.0 V, I
OUT
= 200 mA, T = 25°C 200 mV
DC load regulation On mode, I
OUT
= 200 mA to 0 15 mA
DC line regulation On mode, I
OUT
= 200 mA 5 V
On mode, V
IN
= 3.8 V, I
OUT
= 20 mA to 180 mA in 5
Transient load regulation 15 mV
µs
and I
OUT
= 180 mA to 20 mA in 5µs
On mode, I
OUT
= 200 mA, V
IN
= V
INmin
+ 0.5 V to
Transient line regulation 2 mV
V
INmin
in 30 µs
and V
IN
= V
INmin
to V
INmin
+ 0.5v in 30 µs, I
OUT
=
I
OUTmax
/2
Turn-on time I
OUT
= 0, at V
OUT
= 0.1 V up to V
OUTmin
, no load 100 µs
Turn-on inrush current 600 mA
V
IN
= V
INDC
+ 100 mV
pp
tone, V
INDC+
= 3.8 V, I
OUT
=
Ripple Rejection
I
OUTmax
/2
f = 217 Hz 70
dB
f = 50 kHz 40
VAUX1 internal resistance LDO Off 80 Ω
Ground current On mode, I
OUT
= 0 60
On mode, I
OUT
= I
OUTmax
2700
µA
Low-power mode 12
Off mode 1
VAUX2
On and low-power mode, V
IN
= V
INmin
to V
INmax
SEL = 11, I
OUT
= 0 to I
OUTmax
–3% 3.3 +3%
SEL = 10, I
OUT
= 0 to 100 mA –3% 2.9 +3%
V
SEL = 01, I
OUT
= 0 to I
OUTmax
–3% 2.8 +3%
SEL = 00, I
OUT
= 0 to I
OUTmax
, default BOOT[1:0] =
–3% 1.8 +3%
00 or 01
Rated output current I
OUTmax
On mode 300
mA
Low-power mode 1
Copyright © 2010–2014, Texas Instruments Incorporated Specifications 31
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