Datasheet

TPS65910 , TPS65910A , TPS65910A3 , TPS659101
TPS659102 , TPS659103 , TPS659104 , TPS659105
TPS659106, TPS659107, TPS659108, TPS659109
SWCS046U –MARCH 2010–REVISED JUNE 2014 www.ti.com
VAUX1 and VAUX2 LDO (continued)
over operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
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
150 mV
V
IN
= 2.9 V, I
OUT
= I
OUTmax
, T = 25°C
DC load regulation On mode, I
OUT
= I
OUTmax
to 0 15 mV
DC line regulation On mode, V
IN
= V
INmin
to V
INmax
at I
OUT
= I
OUTmax
2 mV
On mode, V
IN
= 3.8 V, I
OUT
= 0.1 × I
OUTmax
to 0.9 ×
Transient load regulation 12 mV
I
OUTmax
in 5µs
And I
OUT
= 0.9 × IOUTmax to 0.1 × IOUTmax in 5us
On mode, I
OUT
= I
OUTmax
, 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
+ 0.5 V in 30 µs, I
OUT
=
I
OUTmax
/2
Turn-on time I
OUT
= 0, at V
OUT
= 0.1 V up to V
OUTmin
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
VAUX2 internal resistance LDO off 80 Ω
Ground current On mode, I
OUT
= 0 60
On mode, I
OUT
= I
OUTmax
1600
µA
Low-power mode 12
Off mode 1
32 Specifications Copyright © 2010–2014, Texas Instruments Incorporated
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TPS659105 TPS659106 TPS659107 TPS659108 TPS659109