SLUUBC0A December   2015  – August 2021 TPS548A20

 

  1.   Trademarks
  2. 1 Introduction
  3. 2 Description
    1. 2.1 Typical Applications
    2. 2.2 Features
  4. 3 Electrical Performance Specifications
  5. 4 Schematic
    1. 4.1 8
  6. 5 Test Setup
    1. 5.1 Test Equipment
    2. 5.2 Recommended Test Setup
  7. 6 Configurations
    1. 6.1 Switching Frequency Selection
    2. 6.2 Mode Selection
    3. 6.3 VDD Pin Supply Selection
  8. 7 Test Procedure
    1. 7.1 Line and Load Regulation and Efficiency Measurement Procedure
    2. 7.2 Control-Loop Gain and Phase-Measurement Procedure
    3. 7.3 List of Test Points
    4. 7.4 Equipment Shutdown
  9. 8 EVM Assembly Drawing and PCB Layout
  10. 9 Bill of Materials
  11. 10Revision History

9 Bill of Materials

Table 9-1 EVM Components List (Based on the Schematic, See Figure 4-1)
DesignatorQuantityValueDescriptionPackage ReferencePart NumberManufacturer
C1, C2, C3, C4422 µFCapacitor, ceramic, 25 V, X5R, 10%1206GRM31CR61E226KE15LMurata
C510.1 µFCapacitor, ceramic, 0.1 µF 25 V 10% X5R 04020402GRM155R61E104KA87DMurata
C6, C10, C11, C12, C13, C14, C19, C21, C22, C231022 µFCapacitor, ceramic, 6.3 V, X5R, 20%1206GRM31CR60J226KE19LMurata
C710.1 µFCapacitor, ceramic, 0.1 µF 50 V 10% X7R 06030603GRM188R71H104KA93DMurata
C81470 pFCapacitor, ceramic, 470 pF 50 V 10% X7R 06030603GRM188R71H471KA01DMurata
C9, C170OpenCapacitor, ceramic, 50 V, X7R, 10%0603StandardStandard
C15, C16, C24, C270OpenCapacitor, POSCAP, SMT, 2.5 V, 330 µF, 8 mΩ7343(D)2R5TPE330M9 or 6TPE330MILSanyo
C18, C20, C25, C2641 µFCapacitor, ceramic, 1 µF 16 V 10% X7R 06030603GRM188R71C105KA12JMurata
FID1, FID2, FID3, FID4, FID5, FID60Fiducial mark. There is nothing to buy or mount.FiducialN/AN/A
J1, J32ED120/2DSTerminal Block, 2-pin, 15-A, 5,1 mm0.4 × 0.35 inchED120/2DSOST
J21PEC02SAANHeader, Male 2-pin, 100-mil spacing,0.1 × 2 inchPEC02SAANSullins
J4, J5, J63PEC05DAANHeader, Male 2×5-pin, 100-mil spacing0.1 × 2 × 5 inchPEC05DAANSullins
J71ED555/2DSTerminal Block, 2-pin, 6-A, 3,5 mm0.27 × 0.25 inchED555/2DSOST
L111 µHInductor, Power chokes SMD6,6 × 7,1 mmPIMB065T-1R0MSCyntec
LBL11Thermal transfer printable labels, 0.650 (W) × 0.2 inch (H) — 10,000 per rollPCB Label
0.65 (H) × 0.2 inch (W)		THT-14-423-10Brady
R1, R2, R14, R154100kResistor, 100 kΩ, 1%, 0.1 W, 06030603CRCW0603100KFKEAVishay-Dale
R311 kΩResistor, 1 kΩ, 1%, 0.1 W, 06030603CRCW06031K00FKEAVishay-Dale
R41300 kΩResistor, 300 kΩ, 1%, 0.1 W, 06030603RC0603FR-07300KLYageo America
R5, R8, R1930Resistor, 0 Ω, 5%, 0.1 W, 06030603CRCW06030000Z0EAVishay-Dale
R61200 kΩResistor, 200 kΩ, 1%, 0.1 W, 06030603CRCW0603200KFKEAVishay-Dale
R70OpenResistor, Chip, 1/16 W, 1%0603StandardStandard
R913.01 ΩResistor, 3.01 Ω, 1%, 0.125 W, 08050805CRCW08053R01FKEAVishay-Dale
R10157.6 kΩResistor, 57.6 kΩ, 1%, 0.1 W, 06030603RC0603FR-0757K6LYageo America
R11120.0 kΩResistor, 20.0 kΩ, 1%, 0.1 W, 06030603CRCW060320K0FKEAVishay-Dale
R12, R132150 kΩResistor, 150 kΩ, 1%, 0.1 W, 06030603CRCW0603150KFKEAVishay-Dale
R1611 ΩResistor, 1 Ω, 1%, 0.1 W, 06030603CRCW06031R00FKEAVishay-Dale
R20, R21210 kΩResistor, 10 kΩ, 1%, 0.1 W, 06030603CRCW060310K0FKEAVishay-Dale
R22110 ΩResistor, 10 Ω, 1%, 0.1 W, 06030603CRCW060310R0FKEAVishay-Dale
TP1, TP2, TP3, TP5, TP6, TP7, TP8, TP10, TP11, TP12, TP13, TP14, TP15135000Test Point, red, thru hole color keyed0.1 × 0.1 inch5000Keystone
TP4, TP925001Test point, black, thru hole color keyed0.1 × 0.1 inch5001Keystone
U11TPS548A20RVEHigh-performance, 15-A single sync. step-down converterTPS548A20RVETI