Datasheet

OUTPUT CURRENT(mA)
EFFICIENCY (%)
100
95
90
85
80
75
70
65
60
0 50 100 150 200 250
V
IN
= 3.0V
V
IN
= 3.6V
V
IN
= 4.2V
OUTPUT CURRENT (mA)
OUTPUT VOLTAGE
(V)
0.63
0.62
0.61
0.60
0.59
0.58
0 25 50 75 100 125 150
ECO to PWM
PWM to ECO
OUTPUT CURRENT (mA)
OUTPUT VOLTAGE
(V)
2.03
2.02
2.01
2.00
1.99
1.98
0 25 50 75 100 125 150
ECO to PWM
PWM to ECO
LM3242
SNOSB48D –OCTOBER 2011–REVISED MARCH 2013 www.ti.com
Typical Performance Characteristics (continued)
VIN = EN = 3.6V, L = 0.5 µH, C
IN
= 10 µF, C
OUT
= 4.7 µF and T
A
= +25°C, unless otherwise noted.
Output Voltage Output Voltage
vs vs
Output Current Output Current
(V
OUT
=0.6V) (V
OUT
=2.0V)
Figure 9. Figure 10.
ECO-PWM mode Threshold Current PWM-ECO mode Threshold current
vs vs
Output Voltage Output voltage
Figure 11. Figure 12.
Efficiency
Closed-loop Current Limit vs
vs Output Current
Temperature (V
OUT
= 2.0V) (V
OUT
=0.8V)
Figure 13. Figure 14.
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