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Scale Sheet
Size FCSM No. DWG No. Rev
7 of 17
D 1
TEXAS INSTRUMENTS, INC.
12500 TI BLVD
DALLAS, TEXAS 75243
POWER
R122
330
POWER ON LED (+5V)
F1 FUSE
2
3
1
P4
PJ-002BH
D1
ZENER
5V, 3.0A DC INPUT
SS26
D5V
D5V
A
2
K
1
LED1
GRN_LED
1
2
3
H7
HEADER 3
+
C227
47uF
C228
22uF
CONTROL
1
/RESIN
2
CT
3
GND
4
/RESET
5
RESET
6
SENSE
7
VDD
8
U11
TLC7733IPWR
C1330.1uF
C190
1uF
R103
100k
S1
PB
RESET ON POWER UP
D3.3V
/RESET
/RESET
L12
1
2
H8
HEADER 2
1
2
H9
HEADER 2
1
2
H11
HEADER 2
1
2
H12
HEADER 2
1
2
H17
HEADER 2
C251
22uF
FB12
FERRITE
C253
22uF
C200
1uF
C164
0.1uF
C162
0.1uF
1
2
H18
HEADER 2
C252
22uF
FB13
FERRITE
C254
22uF
C201
1uF
C165
0.1uF
C163
0.1uF
1
2
J1
JUMPER
1
2
J10
JUMPER
1
2
J11
JUMPER
1
2J5
JUMPER
1
2J4
JUMPER
1
2J2
JUMPER
D5V
D3.3V
TP
1
TP27
TP
TP
1
TP26
TP
TP
1
TP28
TP
3.3V_SUPPLY
1.8V_SUPPLY
1.8V_SUPPLY
DVDD
IOVDD
CH2_PLL_VDD
CH4_AVDD
CH2_AVDD
AVDD_REF
CH1_AVDD
CH3_PLL_VDD
CH4_PLL_VDD
CH1_PLL_VDD
CH3_AVDD
3.3V_SUPPLY
1.8V_SUPPLY
C233
22uF
FB2
FERRITE
C235
22uF
C191
1uF
C138
0.1uF
C134
0.1uF
C234
22uF
FB3
FERRITE
C236
22uF
C192
1uF
C139
0.1uF
C135
0.1uF
C239
22uF
FB5
FERRITE
C242
22uF
C194
1uF
C150
0.1uF
C147
0.1uF
C240
22uF
FB6
FERRITE
C243
22uF
C195
1uF
C151
0.1uF
C148
0.1uF
1
2
H13
HEADER 2
1
2J6
JUMPER
C241
22uF
FB7
FERRITE
C244
22uF
C196
1uF
C152
0.1uF
C149
0.1uF
1
2
H10
HEADER 2
1
2
H14
HEADER 2
1
2
H15
HEADER 2
1
2
H16
HEADER 2
1
2
J3
JUMPER
1
2J9
JUMPER
1
2J8
JUMPER
1
2J7
JUMPER
1.8V_SUPPLY
C237
22uF
FB4
FERRITE
C238
22uF
C193
1uF
C143
0.1uF
C140
0.1uF
C245
22uF
FB8
FERRITE
C248
22uF
C197
1uF
C156
0.1uF
C153
0.1uF
C246
22uF
FB9
FERRITE
C249
22uF
C198
1uF
C157
0.1uF
C154
0.1uF
C247
22uF
FB10
FERRITE
C250
22uF
C199
1uF
C158
0.1uF
C155
0.1uF
C268
1000pF
AGND
1
VSENSE
2
COMP
3
PWRGD
4
BOOT
5
PH1
6
PH2
7
PH3
8
PH4
9
PH5
10
PGND1
11
PGND2
12
PGND3
13
VIN1
14
VIN2
15
VIN3
16
VBIAS
17
SS/ENA
18
SYNC
19
RT
20
POWERPAD
21
U13
TPS54310PWP
C159
0.1uF
L18 2.7uH
C262
0.047uF
C273
560pF
AGND
1
VSENSE
2
COMP
3
PWRGD
4
BOOT
5
PH1
6
PH2
7
PH3
8
PH4
9
PH5
10
PGND1
11
PGND2
12
PGND3
13
VIN1
14
VIN2
15
VIN3
16
VBIAS
17
SS/ENA
18
SYNC
19
RT
20
POWERPAD
21
U14
TPS54310PWP
+
C258
10uF LESR
C146
0.1uF
C144
0.1uF
C265
100uF
R128
17.4k 1%
C269
1000pF
C274
0.01uF
L16
BLM41P750SPT
+
C259
10uF LESR
C161
0.1uF
C272
NO POP
C261
0.047uF
L17 2.7uH
D13
MURS120T3
R135
1.65k 1%
C267
3300pF
R133
107 1%
R131
10k 1%
R129
3.74k 1%
C263
8200pF
R127
2k 1%
C260
470pF
C266
3300pF
R132
107 1%
R13010k 1%
C145
0.1uF
R126
71.5k 1%
C160
0.1uF
R134
71.5k 1%
R60
10k
C264
100uF
C256
0.039uF
C257
0.039uF
+
C271
100 uF
+
C270
100 uF
D15
MURS120T3
D14
MURS120T3
L15
BLM41P750SPT
D17
MURS120T3
D16
MURS120T3
DSP_CVDD
D3.3V
D3.3V
3.3 sq in AGND, min thermal pad
Connect at pin 1
Sets Voltage
3.3V @1.5Amp Max
1.4V @1.5Amp Max
POWER ESTIMATES BASED ON SPRU190
1.4V@600MHz
3.3V@600MHz
1.09 W
0.52 W
0.778A
0.157A ( no emif clk)
MEASURED CURRENT ON C6416TEB, ~0.7A@5V
EACH REGULATOR CAN SUPPLY UP TO 3A OFCURRENT. HOWEVER COMPONENT VALUES HAVEBEEN SELECTED FOR 1.5A OPERATION.
VALUES CALCULATED WITH SWIFT DESIGN TOOL 2.0.
EMI SUPPRESION. LOCATE NEAR EACH REGULATOR.
FOLLOW TPS54310 EVM LAYOUT
1.4V -> 17.4K 1%
1.2V -> 28.0K 1%
1.1V -> 42.2K 1%
OPTIONAL CROSS COUPLE
D5V
DSP_CVDD
3.3 sq in AGND, min thermal pad
Connect at pin 1
FB14
FERRITE
FB16
FERRITE
FB18
FERRITE
FB15
FERRITE
FB17
FERRITE
FB19
FERRITE
FB11
FERRITE
FB1
FERRITE
C231
22uF
R124249k
R125249k
R123
249k
VOUT1 IS 3.3V 1A
VOUT2 IS 1.8V 2A
C232
22uF
C142
0.1uF
C141
0.1uF
L13
L14
GND
1
VIN1A
2
VIN1B
3
/MR
5
/EN1
6
/EN2
7
/RESET
8
GND
9
VIN2A
10
VIN2B
11
GND
12
VOUT2B
14
VOUT2A
15
VSENSE2/FB2
16
PG2
18
PG1
19
VSENSE1/FB1
21
VOUT1B
22
VOUT1A
23
PP
25
GND
24
NC
4
GND
13
NC
17
NC
20
U12
TPS70451PWP
C137
0.1uF
C230
22uF
C136
0.1uF
C229
22uF
D5V
R28
NO POP
R97
0
R27
NO POP
R96
0
+
C255
47uF
TP
1
TP25
TP
TP
1
TP29
TP
TP
1
TP30
TP
TP
1
TP31
TP
TP
1
TP32
TP
TP
1
TP33
TP
TP
1
TP34
TP
TP
1
TP35
TP
TP
1
TP36
TP
TP
1
TP37
TP
TP
1
TP38
TP
TP
1
TP39
TP
TP
1
TP40
TP
6 VIAS FROM PAD TO PLANE OR DIRECT TIE.