Datasheet

1.02
1.04
1.06
1.08
0 2 4 6 8 10 12 14 16
V - Output Voltage - V
O
I - Output Current - A
O
V = 9 V
I
V = 12 V
I
V = 20 V
I
0
10
20
30
40
50
60
70
80
90
100
0.001 0.01 0.1 1 10 100
I - Output Current - A
O
Efficiency - %
V = 9 V
I
V = 12 V
I
V = 20 V
I
CH3: VCCIO_PG
CH2: VCCIO
TPS59640EVM
VCCIO Output Enable Shutdown
Test Condition: 12Vin, 1.05V/15A
CH1: VCCIO_EN
CH1: VCCIO_EN
Test Condition: 12Vin, 1.05V/15A
TPS59640EVM
VCCIO Output Start up
CH2: VCCIO
CH3: VCCIO_PG
Performance Data and Typical Characteristic Curves www.ti.com
8.5 1.05V VCCIO
Figure 74. 1.05-V Efficiency Figure 75. 1.05-V Load Regulation
Figure 76. 1.05-V Enable Turnon Figure 77. 1.05-V Enable Turnoff
48
Using the TPS59640EVM-751 IMVP-7, 3-Phase CPU/1-Phase GPU SVID SLUU796–January 2012
Power System
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