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Schematic, List of Materials, and Layout
15 SLVUBO0A – March 2020 – Revised May 2020
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Using the TPS54JA20EVM-023 12-A, Buck Converter Evaluation Module
3.2 List of Materials
Table 6 presents the List of materials for the TPS54JA20EVM.
Table 6. TPS54JA20EVM List of Materials
DES QTY DESCRIPTION PART NUMBER MANUFACTURER
C2 1 CAP, AL, 330 uF, 25 V, +/- 20%, 0.15 ohm, SMD, 330uF EEE-FC1E331P Panasonic
C5, C6,
C21, C22 4 CAP, CERM, 22 uF, 25 V, +/- 20%, X6S, 1206_190 GRM31CC81E226ME
11L MuRata
C7, C8,
C32 3 CAP CER 1UF 25V X6S 0402 GRM155C81E105KE
11D Murata
C9 1 CAP, CERM, 0.1 uF, 50 V, +/- 10%, X7R, AEC-Q200
Grade 1, 0603 CGA3E2X7R1H104K
080AA TDK
C10 1 CAP, CERM, 2.2 uF, 10 V, +/- 10%, X7R, 0603 GRM188R71A225KE
15D MuRata
C11, C24 2 CAP, CERM, 0.1 uF, 6.3 V, +/- 10%, X7R, 0402 GRM155R70J104KA0
1D MuRata
C12, C13,
C14, C25,
C26, C27 6 CAP, CERM, 47 uF, 6.3 V, +/- 10%, X6S, 1206 GRM31CC80J476KE
18L MuRata
C19 1 CAP, CERM, 0.22 uF, 16 V, +/- 10%, X7R, 0603 C1608X7R1C224K08
0AC TDK
C20 1 CAP, CERM, 0.022 uF, 16 V, +/- 10%, X7R, 0603 C0603C223K4RACTU Kemet
L1 1 Inductor, Shielded, Composite, 800 nH, 25.8 A, 0.00208
ohm, SMD XAL7070-801MEB Coilcraft
R1, R17 2 RES, 0, 1%, 0.5 W, 1206 5108 Keystone
R2, R7,
R11 3 RES, 0, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 RMCF0603ZT0R00 Stackpole Electronics
Inc
R3, R12 2 RES, 30.1 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 CRCW060330K1FKE
A Vishay-Dale
R4 1 RES, 20.0 k, 0.1%, 0.1 W, 0603 RT0603BRD0720KL Yageo America
R5 1 RES, 4.99 k, 1%, 0.1 W, 0603 RC0603FR-074K99L Yageo
R6 1 RES, 17.8 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 CRCW060317K8FKE
A Vishay-Dale
R8 1 RES, 10.0, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 CRCW060310R0FKE
A Vishay-Dale
R9, R10 2 RES, 10.0 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 CRCW060310K0FKE
A Vishay-Dale
R13 1 RES, 60.4 k, 1%, 0.1 W, 0603 RC0603FR-0760K4L Yageo
R14 1 RES, 121 k, 1%, 0.1 W, 0603 RC0603FR-07121KL Yageo
R15 1 RES, 243 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 CRCW0603243KFKE
A Vishay-Dale
U1 1 4-V to 16-V Input, 12-A Single Synchronous Step-Down
Converter, RWW0021A (VQFN-HR-21) TPS54JA20RWWT Texas Instruments