Datasheet

TPS65910 , TPS65910A , TPS65910A3 , TPS659101
TPS659102 , TPS659103 , TPS659104 , TPS659105
TPS659106, TPS659107, TPS659108, TPS659109
SWCS046U –MARCH 2010–REVISED JUNE 2014 www.ti.com
5.16 VDD2 SMPS
over operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Input voltage (VCC2 and VCC4) V
IN
I
OUT
≤ 1200 mA 2.7 5.5
V
OUT
= 0.6 V to 1.5 V, VGAIN_SEL = 00, V
OUT
+ 2
5.5
I
OUT
> 1200 mA V V
2.5 V ≤ V
OUT
≤ 3.3 V, VGAIN_SEL = 10 or 11,
4.5 5.5
I
OUT
> 1200 mA
DC output voltage (V
OUT
) VGAIN_SEL = 00, I
OUT
= 0 to I
OUTmax
:
max programmable voltage, SEL[6:0] = 1001011 1.5
default, BOOT[1:0] = 01 –3% 1.2 +3%
min programmable voltage, SEL[6:0] = 0000011 0.6
V
SEL[6:0] = 000000: power down 0
VGAIN_SEL = 10, SEL = 0101011 = 43 –3% 2.2 +3%
VGAIN_SEL = 11, default, BOOT[1:0] = 00 –3% 3.3 +3%
DC output voltage programmable
VGAIN_SEL = 00, 72 steps 12.5 mV
step (V
OUTSTEP
)
Rated output current I
OUTmax
ILMAX = 0, default 1000 mA
ILMAX = 1 1500
P-channel MOSFET V
IN
= V
INmin
300
mΩ
On-resistance R
DS(ON)_PMOS
V
IN
= 3.8 V 250 400
P-channel leakage current I
LK_PMOS
V
IN
= V
INmax
, SW2 = 0 V 2 µA
N-channel MOSFET V
IN
= V
MIN
300
mΩ
On-resistance R
DS(ON)_NMOS
V
IN
= 3.8 V 250 400
N-channel leakage current I
LK_NMOS
V
IN
= V
INmax
, SW2 = V
INmax
2 µA
PMOS current limit (high-side) V
IN
= V
INmin
to V
INmax
, ILMAX = 0 1150
mA
V
IN
= V
INmin
to V
INmax
, ILMAX = 1 2200
NMOS current limit (low-side) Source current load: 1150
V
IN
= V
INmin
to V
INmax
, ILMAX = 0 2000
V
IN
= V
INmin
to V
INmax
, ILMAX = 1
mA
Sink current load:
V
IN
= V
INmin
to V
INmax
, ILMAX = 0 1200
V
IN
= V
INmin
to V
INmax
, ILMAX = 1 2000
DC load regulation On mode, I
OUT
= 0 to I
OUTmax
20 mV
DC line regulation On mode, V
IN
= V
INmin
to V
INmax
at I
OUT
= I
OUTmax
20 mV
Transient load regulation V
IN
= 3.8 V, V
OUT
= 1.2 V 50 mV
I
OUT
= 0 to 500 mA , Max slew = 100 mA/µs
I
OUT
= 700 mA to 1.2 A , Max slew = 100 mA/µs
t on, off to on I
OUT
= 200 mA 350 µs
From V
OUT
= 0.6 V to 1.5 V and V
OUT
= 1.5 V to
Output voltage transition rate
0.6 V I
OUT
= 500 mA
TSTEP[2:0] = 001 12.5
TSTEP[2:0] = 011 (default) 7.5 µs
TSTEP[2:0] = 111 2.5
0.025
Power-save mode ripple voltage Pulse skipping mode, I
OUT
= 1 mA V
PP
V
OUT
Overshoot 3%
Switching frequency 3 MHz
Duty cycle 100 %
Minimum On time
35 ns
P-Channel MOSFET
24 Specifications Copyright © 2010–2014, Texas Instruments Incorporated
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