Datasheet

40
45
50
55
60
65
70
75
80
85
90
0 1 2 3 4 5 6
I
LOAD
- Load Current - A
H
- Efficiency - %
VIN = 12 V, fsw = 600 kHz, Skip Mode
VIN = 12 V, fsw = 1.00 MHz, Skip Mode
VIN = 12 V, fsw = 600 kHz, FCCM Mode
VIN = 12 V, fsw = 1.00 MHz, FCCM Mode
1.18
1.185
1.19
1.195
1.2
1.205
1.21
1.215
1.22
0 1 2 3 4 5 6
I
LOAD
- Load Current - A
V
OUT
- Output Voltage - V
VIN = 12 V, fsw =600 kHz, Skip Mode
VIN = 12 V, fsw = 1.00 MHz, Skip Mode
VIN = 12 V, fsw = 600 kHz, FCCM Mode
VIN = 12 V, fsw = 1.00 MHz, FCCM Mode
Performance Data and Typical Characteristic Curves www.ti.com
8 Performance Data and Typical Characteristic Curves
Figure 4 through Figure 20 present typical performance curves for TPS53313EVM-078.
8.1 Efficiency
Figure 4. Efficiency
8.2 Load Regulation
Figure 5. Load Regulation
10
6-A Step-Down Regulator with Integrated Switcher SLUU819–December 2011
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