0
10
20
30
40
50
60
70
80
90
100
Efficiency - %
I - Output Current - A
O
0.001
0.01
0.1
1
10
V
= 9 V
IN
V
= 20 V
IN
V
= 12 V
IN
0
2
4
6
8
I - Output Current - A
O
1.14
1.16
1.18
1.20
1.22
1.24
1.26
V
- Output V
oltage - V
O
V
= 9 V
IN
V
= 20 V
IN
V
= 12 V
IN
CH3: VTTREF
CH1: VDDQ S5
TPS59650EVM
VDDQ S5 Turn on
Test condition: 12 Vin, 1.2VDDQ/8A
CH2: VDDQ
CH4: VDDQ_PG
CH4: VDDQ_PG
CH3: VTTREF
CH2: VDDQ
CH1: VDDQ S5
Test condition: 12 Vin, 1.2VDDQ/8A
TPS59650EVM
VDDQ S5 Turn off
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Performance Data and Typical Characteristic Curves
7.7
1.2V VDDQ
Figure 83. 1.2V Efficiency
Figure 84. 1.2V Load regulation
Figure 85. 1.2V Enable Turn on
Figure 86. 1.2V Enable Turn off
39
SLUU896 – March 2012
Using the TPS59650EVM-753 Intel™ IMVP-7 3-Phase CPU/2-Phase GPU
SVID Power System
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