Texas Instruments Evaluation Module for TPS65258, Three DC-DC converters with Integrated FET and 2 USB Switches TPS65258 TPS65258EVM Datenbogen
Produktcode
TPS65258EVM
Bench Test Setup Conditons
Table 2. Bill of Materials
(1)
Count
RefDes
Value
Description
Size
1
C1
22
µ
F
CAP CERAMIC 22UF 25V X5R 1210
1812
12
C2, C3, C8a, C9, C11, C14a, C17b,
4.7 nF
CAP 4700PF 50V CERAMIC X7R 0603
0603
C20, C22, C23, C37a, C40
3
C3a, C8, C23a
DNI
0603
3
C12, C19, C39
47 nF
CAP 47000PF 25V CERM X7R 0603
0603
3
C13, C18, C38
10
µ
F
CAP CERAMIC 10UF 25V X5R 1206
1206
2
C14, C17
47
µ
F
CAP CERAMIC 22UF 25V X5R 1210
1210
1
C37
22
µ
F
CAP CERAMIC 22UF 25V X5R 1210
1210
5
C28, C30, C31, C32, C33
10
µ
F
CAP CER 10UF 10V X7R 0805
0805
1
C29
4.7
µ
F
CAP CER 4.7UF 10V X5R 0603
0603
2
C30a, C31a, C32a, C33a
100
µ
F
CAPACITOR TANT 100UF 10V 20% SMD
CAP_POL_1210
1
J1,
'
J2,
'
J3,
'
J6
ED55/2DS
TERMINAL BLOCK 3.5MM 2POS PCB
TB_2X3.5MM
2
J4
ED55/3DS
TERMINAL BLOCK 3.5MM 2POS PCB
TB_3X3.5MM
6
JP3, JP5, JP11, JP20, JP25, JP34
CONN HEADER 50POS .100
"
SGL GOLD
JMP0.3
3
JP26, JP27, JP35
CONN HEADER 50POS .100
"
SGL GOLD
JMP0.2
3
L1, L2, L3
4.7
µ
H
Magnetic-Core Inductor
IND_RLF7030
2
R1, R21
120 K
RES 120K OHM 1/10W 5% 0603 SMD
0603
1
R2
10 K
RES 10K OHM 1/10W 5% 0603 SMD
0603
3
R3, R8, R23
20 K
RES 20K OHM 1/10W 5% 0603 SMD
0603
1
R6
383 K
RES 383K OHM 1/10W 1% 0603 SMD
0603
4
R10, R26, R27, R35
100 K
RES 100K OHM 1/10W 5% 0603 SMD
0603
4
R14, R17, R20, R37
0
RES 0.0 OHM 1/10W 5% 0603 SMD
0603
3
R14a, R17a, R37a
40.2 K
RES 40.2K OHM 1/10W 1% 0603 SMD
0603
1
R14b
80.6 K
RES 80.6K OHM 1/10W 1% 0603 SMD
0603
1
R17b
32.4 K
RES 32.4K OHM 1/10W 1% 0603 SMD
0603
1
R37b
12.7 k
RES 12.7K OHM 1/10W 1% 0603 SMD
0603
6
TP1, TP2, TP3, TP5, TP6, TP7
Glass Beaded Test Point
TEST POINT 0.052 0
1
TP4
Glass Beaded Test Point
TEST POINT 0.052
1
TP14
STD
Test Point, O.032 Hole
TP-032
1
TP14a
STD
Test Point, O.032 Hole
TP-032
1
TP17
STD
Test Point, O.032 Hole
TP-032
1
TP17a
STD
Test Point, O.032 Hole
TP-032
4
TP30, TP31, TP32, TP33
Glass Beaded Test Point
TEST POINT 0.052
1
TP37
STD
Test Point, O.032 Hole
TP-032
1
TP37a
STD
Test Point, O.032 Hole
TP-032
1
U1
TPS65258
QFN-4
(1)
Items with gray backgrounds are optional/not needed for a reference design.
8
TPS65258 High Current, Synchronous Step Down Three Buck Switcher
SLVU569
–
September 2011
Evaluation Module with Two USB Switches
Copyright
©
2011, Texas Instruments Incorporated