Datasheet

TPS65910, TPS65910A, TPS65910A3, TPS659101, TPS659102, TPS659103
TPS659104, TPS659105, TPS659106, TPS659107, TPS659108, TPS659109
SWCS046T –MARCH 2010–REVISED SEPTEMBER 2013 www.ti.com
VDD2 SMPS (continued)
over operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
VFB2 internal resistance 0.5 1 MΩ
Discharge resistor for power-down
30 50 Ω
sequence R
DIS
Ground current (I
Q
) Off 1
PWM mode, I
OUT
= 0 mA, V
IN
= 3.8 V,
7500
VDD2_PSKIP = 0
µA
Pulse skipping mode, no switching 78
Low-power (pulse skipping) mode, no switching
ST[1:0] = 11 63
PWM mode, DCR
L
< 50 mΩ, V
OUT
= 1.2 V, V
IN
=
Conversion efficiency
3.6 V:
I
OUT
= 10 mA 35%
I
OUT
= 200 mA 82%
I
OUT
= 400 mA 81%
I
OUT
= 800 mA 74%
I
OUT
= 1200 mA 66%
I
OUT
= 1500 mA 62%
Pulse skipping mode mode, DCR
L
< 50 mΩ, V
OUT
= 1.2 V, V
IN
= 3.6 V:
I
OUT
= 1 mA 59%
I
OUT
= 10 mA 70%
I
OUT
= 200 mA 82%
PWM mode, DCR
L
< 50 mΩ, V
OUT
= 3.3 V, V
IN
=
5 V:
I
OUT
= 10 mA 44%
I
OUT
= 200 mA 90%
I
OUT
= 400 mA 91%
I
OUT
= 800 mA 88%
I
OUT
= 1200 mA 84%
I
OUT
= 1500 mA 81%
Pulse skipping mode mode, DCR
L
< 50 mΩ, V
OUT
= 3.3 V, V
IN
= 5 V:
I
OUT
= 1 mA 75%
I
OUT
= 10 mA 83%
I
OUT
= 200 mA 90%
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TPS659105 TPS659106 TPS659107 TPS659108 TPS659109