SLVUAP9B May   2016  – October 2021 TPS54302

 

  1.   Trademarks
  2. 1Introduction
    1. 1.1 Background
    2. 1.2 Performance Specification Summary
    3. 1.3 Modifications
      1. 1.3.1 Output Voltage Set Point
      2. 1.3.2 Output Capacitor and Feed-Forward Capacitor
      3. 1.3.3 Adjustable UVLO
  3. 2Test Setup and Results
    1. 2.1 Input/Output Connections
    2. 2.2 Efficiency
    3. 2.3 Output Voltage Load Regulation
    4. 2.4 Output Voltage Line Regulation
    5. 2.5 Load Transients
    6. 2.6 Output Voltage Ripple
    7. 2.7 Input Voltage Ripple
    8. 2.8 Powering Up
    9. 2.9 Powering Down
  4. 3Board Layout
    1. 3.1 Layout
  5. 4Schematic and Bill of Materials
    1. 4.1 Schematic
    2. 4.2 Bill of Materials
  6. 5Revision History

4.2 Bill of Materials

Table 4-1 presents the bill of materials for the TPS54302EVM-716.

Table 4-1 TPS54302EVM-716 Bill of Materials
DesignatorQtyValueDescriptionPackageReferencePartNumberManufacturer
C1, C420.1uFCAP, CERM, 0.1uF, 25V, +/-10%, X5R, 06030603GRM188R61E104KA01DMurata
C2110uFCAP, CERM, 10 µF, 35 V, +/- 10%, X7R, 12101210GRM32ER7YA106KA12LMurata
C5, C6222uFCAP, CERM, 22 µF, 25 V, +/- 10%, X7R, 12101210GRM32ER71E226KE15LMurata
C8175pFCAP, CERM, 75 pF, 50 V, +/- 5%, C0G/NP0, 06030603GRM1885C1H750JA01DMurata
J1, J22Terminal Block, 6A, 3.5mm Pitch, 2-Pos, TH7.0x8.2x6.5mmED555/2DSOn-Shore Technology
JP11Header, 100mil, 2x1, Gold, TH2x1 HeaderTSW-102-07-G-SSamtec
L1110uHInductor, Shielded Drum Core, Ferrite, 10 µH, 4.3 A, 0.023 ohm, SMD10x5x10mm7447714100Wurth Elektronik
R1149.9RES, 49.9, 1%, 0.1 W, 06030603CRCW060349R9FKEAVishay-Dale
R21100kRES, 100 k, 1%, 0.1 W, 06030603CRCW0603100KFKEAVishay-Dale
R3113.3kRES, 13.3 k, 1%, 0.1 W, 06030603CRCW060313K3FKEAVishay-Dale
R41510kRES, 510 k, 5%, 0.1 W, 06030603CRCW0603510KJNEAVishay-Dale
R51105kRES, 105 k, 1%, 0.1 W, 06030603CRCW0603105KFKEAVishay-Dale
R6, R720RES, 0 ohm, 5%, 0.1W, 06030603ERJ-3GEY0R00VPanasonic
TP1, TP62RedTest Point, Miniature, Red, THRed Miniature Testpoint5000Keystone
TP2, TP3, TP73BlackTest Point, Miniature, Black, THBlack Miniature Testpoint5001Keystone
TP41YellowTest Point, Miniature, Yellow, THYellow Miniature Testpoint5004Keystone
TP51WhiteTest Point, Miniature, White, THWhite Miniature Testpoint5002Keystone
U114.5-V TO 28-V INPUT, 3-A OUTPUT, EMI FRIENDLY SYNCHRONUOUS STEP-DOWN CONVERTOR, DDC0006ADDC0006ATPS54302DDCTexas Instruments
C7022uFCAP, CERM, 22 µF, 25 V, +/- 10%, X7R, 12101210GRM32ER71E226KE15LMurata