SNOSB38B – JANUARY 2009 – REVISED APRIL 2013
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
V
IN
= EN = 3.6V and T
A
= +25°C, unless otherwise noted.
100
95
EFFICIENCY (%)
90
85
80
75
70
0
V
IN
= 4.2V
Efficiency vs Output Current
(V
OUT
=2.0V)
V
IN
= 3.6V
V
IN
= 3.0V
100
95
EFFICIENCY (%)
90
85
80
75
70
0
Efficiency vs Output Current
(V
OUT
=3.3V)
V
IN
= 3.6V
V
IN
= 3.9V
V
IN
= 4.2V
100 200 300 400 500 600 700 800
OUTPUT CURRENT(mA)
100 200 300 400 500 600 700 800
OUTPUT CURRENT(mA)
Figure 13.
Efficiency vs Output Voltage
(R
LOAD
=10Ω)
V
IN
= 3.0V
95
90
85
80
75
70
65
0.5
V
IN
= 4.2V
V
IN
= 3.6V
Figure 14.
100
PFET R
DSON
vs Supply Voltage
EFFICIENCY (%)
1.0
1.5
2.0
2.5
3.0
3.5
OUTPUT VOLTAGE (V)
Figure 15.
Figure 16.
Low VCON Voltage vs Output Voltage
(R
LOAD
=10Ω)
NFET R
DSON
vs Supply Voltage
Figure 17.
Figure 18.
Copyright © 2009–2013, Texas Instruments Incorporated
Product Folder Links:
9
TI [ TEXAS INSTRUMENTS ]
