Datasheet

TPS659110, TPS659112, TPS659113, TPS659116
SWCS049L –JUNE 2010–REVISED MARCH 2014 www.ti.com
VDD2 SMPS (continued)
over operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Duty cycle 100%
Minimum On time
35 ns
P-Channel MOSFET
Discharge resistor for power-down
30 50 Ω
sequence R
DIS
VFB2 internal resistance 0.5 1 MΩ
Ground current (I
Q
) Off 1
PWM mode, I
OUT
= 0 mA, V
IN
= 3.8 V,
7500
VDD2_PSKIP = 0
µA
PFM (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
=
3.6 V:
I
OUT
= 10 mA 35%
I
OUT
= 100 mA 78%
I
OUT
= 400 mA 80%
I
OUT
= 800 mA 74%
I
OUT
= 1200 mA 66%
I
OUT
= 1500 mA 62%
PFM 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
= 400 mA 80%
Conversion efficiency
PWM mode, DCR
L
< 50 mΩ, V
OUT
= 3.3 V, V
IN
=
5 V:
I
OUT
= 10 mA 39%
I
OUT
= 100 mA 85%
I
OUT
= 400 mA 91%
I
OUT
= 800 mA 90%
I
OUT
= 1200 mA 86%
PFM mode, DCR
L
< 50 mΩ, V
OUT
= 3.3 V, V
IN
= 5
V:
I
OUT
= 1 mA 80%
I
OUT
= 10 mA 82%
I
OUT
= 400 mA 92%
26 Submit Documentation Feedback Copyright © 2010–2014, Texas Instruments Incorporated
Product Folder Links: TPS659110 TPS659112 TPS659113 TPS659116