Texas Instruments TPS54290, Руководство пользователя

Страница: 16 / 22

7 List of Materials
Table 7-1 lists the EVM components as configured according to the schematic shown in Figure 3-1 .
Table 7-1. TPS54291EVM-431 Bill of Materials
QTY REFDES VALUE DESCRIPTION SIZE PART NUMBER MFR
1 C1 100 μF Capacitor, Aluminum, 25 V, ±20% 0.328 × 0.390 inch EEEFC1E101P Panasonic
1 C12 4.7 μF Capacitor, Ceramic, 10 V, X5R, 20% 0805 Std Std
2 C2, C14 22 μF Capacitor, Ceramic, 6.3 V, X5R, 20% 1206 C3216X5R0J226M TDK
2 C3, C13 470 pF Capacitor, Ceramic, 25 V, X7R, 20% 0603 Std Std
2 C4, C11 0.047 μF Capacitor, Ceramic, 25 V, X7R, 20% 0603 Std Std
2 C5, C10 10 μF Capacitor, Ceramic, 25 V, X5R, 20% 1210 C3225X5R1E106M TDK
1 C6 1.8 nF Capacitor, Ceramic, 25 V, X7R, 20% 0603 Std Std
1 C7 15 pF Capacitor, Ceramic, 25 V, C0G, 20% 0603 Std Std
1 C8 47 pF Capacitor, Ceramic, 25 V, C0G, 20% 0603 Std Std
1 C9 1.2 nF Capacitor, Ceramic, 25 V, X7R, 20% 0603 Std Std
3 J1, J2, J3 ED1609-ND Terminal Block, 2-pin, 15-A, 5.1 mm 0.40 × 0.35 inch ED120/2DS OST
2 JP1, JP2 PEC03SAAN Header, 3-pin, 100-mil spacing 0.100 inch × 3 PEC03SAAN Sullins
1 L1 8.2 μH Inductor, SMT, 4.38 A, 20 mΩ 0.402 × 0.394 inch MSS1048-822L Coilcraft
1 L2 3.3 μH Inductor, SMT, 4.38 A, 20 mΩ 0.402 × 0.394 inch MSS1048-332L Coilcraft
2 R1, R8 51 Resistor, Chip, 1/16W, 5% 0603 Std Std
1 R10 40.2 k Resistor, Chip, 1/16W, 1% 0603 Std Std
2 R2, R11 10 Resistor, Chip, 1/16W, 5% 0603 Std Std
2 R3, R12 20.5 k Resistor, Chip, 1/16W, 1% 0603 Std Std
1 R4 6.49 k Resistor, Chip, 1/16W, 1% 0603 Std Std
2 R5, R9 0 Resistor, Chip, 1/16W, 5% 0603 Std Std
1 R6 53.6 k Resistor, Chip, 1/16W, 1% 0603 Std Std
1 R7 18.7 k Resistor, Chip, 1/16W, 1% 0603 Std Std
3 TP1, TP3, TP18
TP2, TP4, TP5, TP7,
TP10, TP13, TP15 5010 Test Point, Red, Thru Hole 0.125 × 0.125 inch 5010 Keystone
9 TP17, TP19, TP6,
TP8, TP11, TP14 5011 Test Point, Black, Thru Hole 0.125 × 0.125 inch 5011 Keystone
5 TP16 5012 Test Point, White, Thru Hole 0.125 × 0.125 inch 5012 Keystone
0 TP9, TP12 None Test point, 40 mil SMT None None None
1 U1 TPS54291PWP IC, 2.5-A/1.5-A, 600-Hz, Dual Output Fully
Synchronous Buck Converter W/Integrated
FET CSP TPS54291PWP TI
2 — Shunt, 100-mil, Black 0.100 929950-00 3M
1 — PCB, 3 inch × 3 inch × 0.063 inch HPA431 Any
8 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision * (January 2010) to Revision A (October 2021) Page
• Updated the numbering format for tables, figures, and cross-references throughout the document. ................ 2
• Updated the user's guide title............................................................................................................................. 2
• Edited the user's guide for clarity........................................................................................................................ 2
List of Materials www.ti.com
16 TPS54291 Step-Down Converter Evaluation Module User's Guide SLVU356A – JANUARY 2010 – REVISED OCTOBER 2021
Submit Document Feedback
Copyright © 2021 Texas Instruments Incorporated