SLUUCZ3 July   2024 TPS546E25

 

  1.   1
  2.   Description
  3.   Get Started
  4.   Features
  5.   Applications
  6.   6
  7. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
  8. 2Hardware
    1. 2.1 Test Setup
      1. 2.1.1 Test and Configuration Software
        1. 2.1.1.1 Description
        2. 2.1.1.2 Features
      2. 2.1.2 Test Equipment
        1. 2.1.2.1 Voltage Source
        2. 2.1.2.2 Multimeters
        3. 2.1.2.3 Output Load
        4. 2.1.2.4 Oscilloscope
        5. 2.1.2.5 Fan
        6. 2.1.2.6 USB-to-GPIO Interface Adapter:
        7. 2.1.2.7 Recommended Wire Gauge
      3. 2.1.3 Tip and Barrel Measurement
      4. 2.1.4 List of Test Points, Jumpers, and Connectors
      5. 2.1.5 Configuring EVM to Overdrive VDRV
    2. 2.2 Best Practices
  9. 3Software
    1. 3.1 EVM Configuration Using the Fusion GUI
      1. 3.1.1 Configuration Procedure
    2. 3.2 Using the Fusion GUI
      1. 3.2.1 Opening the Fusion GUI
      2. 3.2.2 Changing ON_OFF_CONFIG
      3. 3.2.3 SMBALERT# Mask
      4. 3.2.4 All Config
      5. 3.2.5 Pin Strapping
      6. 3.2.6 Monitor
      7. 3.2.7 Status
  10. 4Implementation Results
    1. 4.1 Test Procedure
      1. 4.1.1 Line and Load Regulation and Efficiency Measurement Procedure
      2. 4.1.2 Efficiency Measurement Test Points
      3. 4.1.3 Control Loop Gain and Phase Measurement Procedure
    2. 4.2 Performance Data and Typical Characteristic Curves
      1. 4.2.1 Efficiency
      2. 4.2.2 Transient Response
      3. 4.2.3 Control Loop Bode Plot
      4. 4.2.4 Output Ripple
      5. 4.2.5 Control On
      6. 4.2.6 Control Off
      7. 4.2.7 Control On With Prebiased Output
      8. 4.2.8 Thermal Image
  11. 5Hardware Design Files
    1. 5.1 Schematic
    2. 5.2 EVM Assembly Drawing and PCB Layout
    3. 5.3 Bill of Materials
  12. 6Additional Information
    1.     Trademarks

5.3 Bill of Materials

Table 6-1 lists the BOM for the TPS546E25EVM-1PH.

Table 5-1 TPS546E25EVM-1PH Bill of Materials
Designator(1) Quantity Value Description Package Part Number Manufacturer
!PCB1 1 Printed Circuit Board SR036 Any
AGND, GND_1, GND_2, GND_3, GND_EFF, GND_RMT, GOSNS, PVIN_SNS- 8 Test Point, Multipurpose, Black, TH Black Multipurpose Test point 5011 Keystone
C1, C11, C23, C51 4 0.1uF CAP, CERM, 0.1uF, 25V, ±10%, X7R, 0402 402 GRM155R71E104KE14D MuRata
C3, C4, C5, C6, C7, C8, C9, C10 8 390µF 390µF 2.5V Aluminum - Polymer Capacitors 2917 (7343 Metric) 3mOhm 5500 Hrs at 135°C 2917 EEF-TX0E391RB Panasonic
C12, C13 2 100µF 100µF 25V Aluminum Electrolytic Capacitors Radial, Can - SMD - 7000 Hrs at 105°C RADIAL UCB1E101MNL1GS Nichicon
C14, C15, C17, C18, C19, C20, C21 7 22uF CAP, CERM, 22uF, 25V, ±20%, X5R, 0805 805 GRM21BR61E226ME44L MuRata
C16, C25 2 0.1uF CAP, CERM, 0.1uF, 10V, ±10%, X7R, 0402 402 CL05B104KP5NNNC Samsung Electro-Mechanics
C22 1 1uF CAP, CERM, 1uF, 25V, ±10%, X7R, 0603 603 06033C105KAT2A AVX
C24 1 1000pF CAP, CERM, 1000pF, 10V, ±10%, X7R, 0603 603 0603ZC102KAT2A AVX
C26, C27, C28, C29, C30, C31, C37, C38, C39, C40, C41, C42, C43, C44, C45, C46, C47, C48, C49, C50 20 47uF CAP, CERM, 47uF, 6.3V, ±20%, X5R, 0805 805 GRM219R60J476ME44D MuRata
C34, C35 2 2.2uF CAP, CERM, 2.2uF, 16V, ±10%, X6S, 0402 402 C1005X6S1C225K050BC TDK
C36 1 100pF CAP, CERM, 100pF, 16V, ±10%, X7R, 0402 402 0402YC101KAT2A AVX
C52, C53 2 1µF 1µF ±10% 10V Ceramic Capacitor X7S 0402 (1005 Metric) 402 GRM155C71A105KE11D Murata
CHB, CLK, CNTL, DATA, PG, SMBALRT 6 Test Point, Multipurpose, White, TH White Multipurpose Testpoint 5012 Keystone
FB 1 Test Point, Miniature, Yellow, TH Yellow Miniature Testpoint 5004 Keystone Electronics
FID1, FID2, FID3, FID4, FID5, FID6 6 Fiducial mark. There is nothing to buy or mount. N/A N/A N/A
H5, H6, H7, H8 4 Bumpon, Cylindrical, 0.312 X 0.200, Black Black Bumpon SJ61A1 3M
J1 1 1mm Uninsulated Shorting Plug, 10.16mm spacing, TH Shorting Plug, 10.16mm spacing, TH D3082-05 Harwin
J4, J5 2 Card Edge Socket, 0.8mm, 10x2, SMT Card Edge Socket, 0.8mm, 10x2, SMT HSEC8-110-01-S-DV-A Samtec
J6 1 Header (shrouded), 100mil, 5x2, Gold, TH 5x2 Shrouded header 5103308-1 TE Connectivity
J7 1 Header, 2.54mm, 3x1, Tin, TH Header, 2.54mm, 3x1, TH 22284033 Molex
J12, J14, J15 3 Header, 2.54mm, 5x2, Gold, TH Header, 2.54mm, 5x2, TH TSW-105-08-G-D Samtec
J13 1 Header, 2.54mm, 12x2, Gold, TH Header, 2.54mm, 12x2, TH TSW-112-08-G-D Samtec
J18 1 Terminal Block, 60A, 10.16mm Pitch, 2-Pos, TH 21.8x30x19mm 399100102 Molex
J19, J20 2 Header, 2.54mm, 2x1, Gold, TH Header, 2.54mm, 2x1, TH TSW-102-08-G-S Samtec
JP2 1 Header, 100mil, 3x2, Gold, TH Sullins 100mil, 2x3, 230 mil above insulator PBC03DAAN Sullins Connector Solutions
L1 1 75nH Inductor, Shielded, Ferrite, 75nH, 43A, 0.000273ohm, SMD 10.2x5.16x6.88mm SLC1049-750MLC Coilcraft
LBL1 1 Thermal Transfer Printable Labels, 0.650" W x 0.200" H - 10,000 per roll PCB Label 0.650 x 0.200 inch THT-14-423-10 Brady
LED1 1 Green LED, Green, SMD LED_0603 150060GS75000 Wurth Elektronik
PVIN_SNS+, SW, VCC, VDRV, VOSNS, VOUT_EFF, VOUT_RMT 7 Test Point, Multipurpose, Red, TH Red Multipurpose Testpoint 5010 Keystone Electronics, Keystone
R4 1 1.00k RES, 1.00k, 0.1%, 0.1W, 0603 603 RG1608P-102-B-T5 Susumu Co Ltd
R5 1 1.00k RES, 1.00 k, 1%, 0.1W, 0603 603 RC0603FR-071KL Yageo
R6 1 0 Jumper 0.063W, 1/16W Chip Resistor 0402 (1005 Metric) Moisture Resistant Thick Film 402 RC0402FR-070RL Yageo
R7, R18 2 10 RES, 10.0, 0.1%, 0.063W, 0402 402 CPF0402B10RE1 TE Connectivity
R8, R12, R49 3 49.9 RES, 49.9, 0.1%, 0.1W, 0603 603 RT0603BRD0749R9L Yageo America
R9 1 1 RES, 1.00, 1%, 0.5W, 1206 1206 CSR1206FK1R00 Stackpole Electronics Inc
R10 1 1 RES, 1.00, 1%, 0.125W, 0402 402 CSR0402FK1R00 Stackpole Electronics Inc
R16 1 10k 10 kOhms ±1% 0.063W, 1/16W Chip Resistor 0402 (1005 Metric) Moisture Resistant Thick Film 402 RC0402FR-0710KL Yageo
R17 1 30.1k RES, 30.1k, 1%, 0.063W, 0402 402 RC0402FR-0730K1L Yageo America
R19 1 11.0k RES, 11.0k, 0.1%, 0.1W, 0603 603 RT0603BRD0711KL Yageo America
R20 1 10.0k RES, 10.0k, 1%, 0.1W, 0402 402 ERJ-2RKF1002X Panasonic
R22, R27, R39 3 0 RES, 0, 5%, 0.1W, 0603 603 RC0603JR-070RL Yageo
R23, R41 2 2.74k RES, 2.74k, 1%, 0.1W, 0603 603 RC0603FR-072K74L Yageo
R24 1 4.02k RES, 4.02k, 0.1%, 0.1W, 0603 603 RG1608P-4021-B-T5 Susumu Co Ltd
R25, R34 2 26.7k RES, 26.7 k, 1%, 0.1W, 0603 603 RC0603FR-0726K7L Yageo
R26, R47 2 60.4k RES, 60.4 k, 1%, 0.1W, 0603 603 RC0603FR-0760K4L Yageo
R28, R40, R44 3 2.21k RES, 2.21 k, 1%, 0.1W, 0603 603 RC0603FR-072K21L Yageo
R29, R42 2 33.2k RES, 3.32 k, 1%, 0.1W, 0603 603 RC0603FR-073K32L Yageo
R30 1 4.87k RES, 4.87 k, 1%, 0.1W, 0603 603 RC0603FR-074K87L Yageo
R31, R45 2 7.32k RES, 7.32 k, 0.1%, 0.1 W, 0603 603 RT0603BRD077K32L Yageo America
R32 1 11.3k RES, 11.3 k, 1%, 0.1 W, 0603 603 RC0603FR-0711K3L Yageo
R33 1 18.2k RES, 18.2 k, 1%, 0.1 W, 0603 603 RC0603FR-0718K2L Yageo
R35 1 40.2k RES, 40.2 k, 1%, 0.1 W, 0603 603 RC0603FR-0740K2L Yageo
R36 1 60.4k RES, 60.4 k, 0.1%, 0.1 W, 0603 603 RT0603BRD0760K4L Yageo America
R37 1 102k RES, 102 k, 1%, 0.1 W, 0603 603 RC0603FR-07102KL Yageo
R38, R48 2 174k RES, 174 k, 1%, 0.1 W, 0603 603 RC0603FR-07174KL Yageo
R43 1 4.02k 4.02 kOhms ±1% 0.1W, 1/10W Chip Resistor 0603 (1608 Metric) Moisture Resistant Thick Film 603 RC0603FR-074K02L Yageo
R46 1 33.2k RES, 33.2 k, 1%, 0.1 W, 0603 603 RC0603FR-0733K2L Yageo
SH-JP1, SH-JP2, SH-JP3, SH-JP4, SH-JP5, SH-JP6, SH-JP8, SH-JP11 8 1x2 Shunt, 100mil, Gold plated, Black Shunt SNT-100-BK-G Samtec
SW_SMB, VOUT_SMB 2 Connector, Receptacle, 50 ohm, TH SMB Connector SMBR004D00 JAE Electronics
T1, T2 2 Thermal Block, 5mm, 2-pole, Tin, TH TH, 2-Leads, Body 10x10mm, Pitch 5mm 282856-2 TE Connectivity
T4 1 Terminal Block, 3.5mm Pitch, 2x1, TH 7.0x8.2x6.5mm ED555/2DS On-Shore Technology
U1 1 4V to 18V Input, 50A, 4x Stackable, Synchronous Buck Converter With PMBus and Telemetry WQFN-FCRLF37 TPS546E25RXX Texas Instruments
C32 0 47pF Multilayer Ceramic Capacitor 47pF C0G ±5% 0402 Paper T/R 402 GJM1555C1H470JB01D MuRata
R11 0 10k 10kOhms ±1% 0.063W, 1/16W Chip Resistor 0402 (1005 Metric) Thick Film 402 CRCW040210K0FKEDC Vishay
R13 0 787 RES Thick Film SMD 787Ω 1% 1/16W 0402 100ppm/°C 402 RC0402FR-07787RL Yageo
R14 0 0 RES Thick Film, 0Ω, 0.2W, 0402 402 CRCW04020000Z0EDHP Vishay Dale
(1) Unless otherwise noted, all parts can be substituted with equivalents.