Datasheet

11
13 12
11
12
13
TP46
TP47
R117
20.0k
R108
39.2k
R99
100k
R98
100k
R89
24.3k
R80
56.2k
R71
150k
R102
75.0k
R105
56.2k
R111
30.1k
R114
24.3k
R96
150k
R93
20.0k
R75
100k
R78
75.0k
R81
56.2k
R84
39.2k
R87
30.1k
Over-Shoot /Under-Shoot Reduction Selection:
1. CPU O SR/USR Default Setting: Jumper shorts on pin1 and pin2 t
o set Max
2. GPU OSR/USR Default Setting: Jumper shorts on pin1 and pin2 t
o set Max
R101
75.0k
R104
56.2k
R107
39.2k
R110
30.1k
R113
24.3k
R95
150k
R92
20.0k
R74
100k
R77
75.0k
R83
39.2k
R86
30.1k
R72
150k
R90
24.3k
R116
20.0k
Level 8 (MAX)
Level 7
Level 6
Level 5
Level 4
Level 3
Level 2
Level 1 (MIN)
Level 8 (MAX OS)
Level 7
Level 6
Level 5
Level 4
Level 3
Level 2
Level 1 (MIN OS)
Level 8 (MAX)
Level 7
Level 6
Level 5
Level 4
Level 3
Level 2
Level 1 (MIN)
Level 8 (MAX OS)
Level 7
Level 6
Level 5
Level 4
Level 3
Level 2
Level 1 (MIN OS)
R112
30.1k
R103
75.0k
R88
30.1k
R79
75.0k
Switching Frequency Selection:
1. CPU Switching Frequency Def ault Setting: Jumper shorts on pi
n13 and pin14 to set 300kHz
2. GPU Switching Frequency Default Setting: Jumper shorts on pin
11 and pin12 to set 385kHz
R118
20.0k
R100
100k
R106
56.2k
R109
39.2k
R91
24.3k
R94
20.0k
R73
150k
R76
100k
R82
56.2k
R85
39.2k
SWITCHING FREQUENCY SELECTION
OVER-CURRENT PROTECTION SELECTION
OVER-SHOOT/UNDER-SHOOT REDUCTION
Over Current Protection Selection:
1. CPU O ver Current Protection Per Phase Default Setting: Jumpe
r shorts on pin 7 and pin 8 to set 40A
2. GPU Over Current Protection Default Setting: Jumper short s on
pin7 and pin8 to set 40A
Frequenc y, OCP, OSR/USR SELECTIONS
R115
24.3k
600kHz (MAX)
550kHz
500kHz
450kHz
400kHz
350kHz
300kHz
250kHz (MIN)
R97
150k
660kHz (MAX)
605kHz
550kHz
495kHz
440kHz
385kHz
330kHz
275kHz (MIN)
Schematic www.ti.com
Figure 7. TPS59640EVM-751 Schematic (5 of 13)
12
Using the TPS59640EVM-751 IMVP-7, 3-Phase CPU/1-Phase GPU SVID SLUU796–January 2012
Power System
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