SLVU890A April   2013  – August 2021 TPS54531

 

  1.   Trademarks
  2. 1Introduction
  3. 2Performance Specification Summary
  4. 3Modifications
    1. 3.1 Output Voltage Setpoint
    2. 3.2 Output Filter and Closed-Loop Response
  5. 4Test Setup and Results
    1. 4.1  Input/Output Connections
    2. 4.2  Efficiency
    3. 4.3  Load Regulation
    4. 4.4  Line Regulation
    5. 4.5  Loop Response
    6. 4.6  Load Transient Response
    7. 4.7  Output Voltage Ripple
    8. 4.8  Input Voltage Ripple
    9. 4.9  Start-Up
    10. 4.10 Shutdown
  6. 5Board Layout
    1. 5.1 Layout
  7. 6Schematic, Bill of Materials, and Reference
    1. 6.1 Schematic
    2. 6.2 Bill of Materials
    3. 6.3 Reference

6.2 Bill of Materials

Table 6-1 Bill of Materials
DESIGNATOR QTY VALUE DESCRIPTION PACKAGE REFERENCE PART NUMBER MANUFACTURER
1Printed Circuit BoardPWR530AAny
C1, C224.7 μFCAP, CERM, 4.7 μF, 50 V, ±10%, X7R, 12101210GRM32ER71H475KA88LMuRata
C310.01 μFCAP, CERM, 0.01 μF, 50 V, ±10%, X7R, 08050805GRM216R71H103KA01DMuRata
C410.1 μFCAP, CERM, 0.1 μF, 25 V, ±10%, X7R, 06030603C1608X7R1E104KTDK
C510.01 μFCAP, CERM, 0.01 μF, 100 V, ±10%, X7R, 0603060306031C103KAT2AAVX
C612200 pFCAP, CERM, 2200 pF, 50 V, +10/%, X7R, 06030603GRM188R71H222KA01DMuRata
C7122 pFCAP, CERM, 22 pF, 50 V, +5/%, C0G/NP0, 06030603GRM1885C1H220JA01DMuRata
C8, C9247 μFCAP, CERM, 47 μF, 10 V, ±10%, X5R, 12101210GRM32ER61A476KE20LMuRata
C100CAP, CERM,1210
C110CAP, CERM,0603
D110.55 VDiode, Schottky, 4 0V, 5 A, SMCSMCCDBC540-GComchip Technology
J1, J22ED555/2DSConnector, Male 2 Pole 3.5 mm, 6 A, 150 V6.5 × 6.5 mmED555/2DSOn Shore Tech
JP11PEC02SAANHeader, Male 2-pin, 100-mil spacing,0.100 inch × 2PEC02SAANSullins
L114.7 μHInductor, 7 A, 15 mΩ10mm × 10 mm74437368047Wurth Electronik
LBL11Thermal Transfer Printable Labels, 1.250" W × 0.250" H - 10,000 per rollPCB Label 1.25"H × 0.250"WTHT-13-457-10Brady
R11665 kRES, 6650k Ω, 1%, 0.1W, 06030603CRCW0603665KFKEAVishay-Dale
R21130 kRES, 130k Ω, 1%, 0.1 W, 06030603CRCW060130KFKEAVishay-Dale
R3137.4 kRES, 37.4k Ω, 1%, 0.1 W, 06030603CRCW060337K4FKEAVishay-Dale
R4151.1RES, 51.1 Ω, 1%, 0.1 W, 06030603CRCW060351R1FKEAVishay-Dale
R5110.2 KRES, 10.2 Ω, 1%, 0.1 W, 06030603CRCW060310R2FKEAVishay-Dale
R611.96 kRES, 1.96 k Ω, 1%, 0.1 W, 06030603CRCW06031K96FKEAVishay-Dale
SH-J111 × 2Shunt, 100 mil, Gold plated, BlackShunt969102-0000-DA3M
TP1, TP5, TP73RedTest Point, TH, Compact, RedKeystone50055005Keystone
TP2, TP82BlackTest Point, TH, Compact, BlackKeystone50065006Keystone
TP3, TP4, TP63WhiteTest Point, TH, Compact, WhiteKeystone50075007Keystone
U11IC, DC-DC Converter, 4.5 – 28 VIN, 5 ADDA-8TPS54531DDATexas Instruments