Datasheet

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0 1 2 3 4 5
I
LOAD
- Load Current - A
- Efficiency - %
VIN = 3.3 V, FCCM, fsw = 750 kHz
VIN = 3.3 V, DE Mode, fsw = 750 kHz
VIN = 3.3 V, HEF Mode, fsw = 750 kHz
70
75
80
85
90
95
100
0 1 2 3 4 5
I
LOAD
- Load Current - A
H
- Efficiency - %
VIN = 5V, FCCM, fsw = 750 kHz
VIN = 5 V, DE Mode, fsw = 750 kHz
VIN = 5 V, HEF Mode, fsw = 750 kHz
Performance Data and Typical Characteristic Curves www.ti.com
8 Performance Data and Typical Characteristic Curves
Figure 4 through Figure 19 present typical performance curves for TPS53316EVM-075.
8.1 Efficiency
Figure 4. 3.3-V Input Efficiency
Figure 5. 5-V Input Efficiency
10
5-A Step-Down Regulator with Integrated Switcher SLUU671– December 2011
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