Datasheet

0
10
20
30
40
50
60
70
80
90
100
Efficiency - %
0.001 0.01 0.1 1 10
I - Output Current - A
O
3.3 V ,1.5 V
I O
5 V ,1.5 V
I O
3.3 V ,1.2 V
I O
5 V ,1.2 V
I O
1
1.1
1.2
1.3
1.4
1.5
1.6
1.5V/1.2V Output Voltage - V
0 0.5 1 1.5 2 2.5 3
I - Output Current - A
O
3.3Vin, 1.5Vout,FCCM
5Vin,1.5Vout, FCCM
3.3Vin,1.5Vout, DE
5Vin, 1.5Vout, DE
3.3Vin, 1.5Vout, HEF
5Vin, 1.5Vout, HEF
3.3Vin, 1.2Vout, FCCM
5Vin, 1.2Vout, FCCM
3.3Vin, 1.2Vout, DE
5Vin, 1.2Vout, DE
3.3Vin, 1.2Vout, HEF
5Vin, 1.2Vout, HEF
www.ti.com Performance Data and Typical Characteristic Curves
7.1 Efficiency
NOTE: R-C snubber to reduce switching node ringing has effect on dc-dc converter efficiency.
Figure 4. TPS53310EVM-755 Efficiency
7.2 Load Regulation
Figure 5. TPS53310EVM-755 Load Regulation
11
SLUU826–January 2012 Using the TPS53310EVM-755, A 3-A Eco-mode™ Integrated Switcher With
Master-Slave
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