SNVU857 November   2023 LMR66430-Q1

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5.   5
  6. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
  7. 2Hardware
    1. 2.1 Setup
      1. 2.1.1 Test Points
      2. 2.1.2 Jumpers
    2. 2.2 Operation
      1. 2.2.1 Quick Start
  8. 3Implementation Results
    1. 3.1 Test Results
      1. 3.1.1 LMR66430-2EVM Test Results
        1. 3.1.1.1 Noise and Thermal Performance
  9. 4Hardware Design Files
    1. 4.1 Schematic
    2. 4.2 PCB Layout
    3. 4.3 Bill of Materials
  10. 5Additional Information
    1.     Trademarks

Bill of Materials

Table 4-1 Bill of Materials
Designator Quantity Value Description Package Reference Part Number Manufacturer
C1 1 10 pF CAP, CERM, 10 pF, 10 V,+/- 2.5%, C0G/NP0, 0402 0402 C0402C100C8GACTU Kemet
C2, C7 2 0.1uF CAP, CERM, 0.1 uF, 50 V, +/- 10%, X7R, 0603 0603 885012206095 Wurth Elektronik
C3 1 47 µF 50 V Aluminum Electrolytic Capacitors Radial, Can - SMD 1500 Hrs @ 125°C RADIAL MAL214699101E3 Vishay BC Components
C4 1 4.7µF ±10% 50 V Ceramic Capacitor X7R 1206 (3216 Metric) 1206 885012208094 Wurth Electronics
C5 1 2.2uF CAP, CERM, 2.2 uF, 50 V, +/- 10%, X5R, 0805 0805 C2012X5R1H225K125AB TDK
C8, C9, C10 3 22 µF Ceramic Capacitor for Automotive 22uF ±10% 10VDC X7R 1210 Embossed T/R 1210 GCM32ER71A226KE12L Murata
C11 1 0.1uF CAP, CERM, 0.1 uF, 10 V, +/- 10%, X7R, 0603 0603 0603ZC104KAT2A AVX
C12 1 1uF CAP, CERM, 1 uF, 35 V, +/- 10%, X5R, 0402 0402 GRM155R6YA105KE11D MuRata
FB1 1 600 ohm Ferrite Bead, 600 ohm @ 100 MHz, 3 A, 1210 1210 FBMH3225HM601NT Taiyo Yuden
H1, H2, H3, H4 4 Machine Screw, Round, #4-40 x 1/4, Nylon, Philips panhead Screw NY PMS 440 0025 PH B&F Fastener Supply
H5, H6, H7, H8 4 Standoff, Hex, 0.5"L #4-40 Nylon Standoff 1902C Keystone
J1, J2, J3 3 Header, 100mil, 3x1, Tin, TH Header, 3 PIN, 100mil, Tin PEC03SAAN Sullins Connector Solutions
L1 1 2.2uH Inductor, Shielded, Composite, 2.2 uH, 6.1 A, 0.0201 ohm, AEC-Q200 Grade 1, SMD 4x4mm XEL4030-222MEB Coilcraft
R2, R3, R7, R8 4 0 RES, 0, 5%, 0.063 W, AEC-Q200 Grade 0, 0402 0402 RK73Z1ETTP KOA Speer
R4 1 100k RES, 100 k, 5%, 0.1 W, AEC-Q200 Grade 0, 0402 0402 ERJ-2GEJ104X Panasonic
R9 1 100k RES, 100 k, 1%, 0.0625 W, AEC-Q200 Grade 0, 0402 0402 AC0402FR-07100KL Yageo America
SH-J1, SH-J2, SH-J3 3 1x2 Shunt, 100mil, Gold plated, Black Shunt SNT-100-BK-G Samtec
TP1, TP3, TP5, TP7 4 Test Point, Miniature, SMT Testpoint_Keystone_Miniature 5015 Keystone
TP2, TP4, TP6, TP8 4 Terminal, Turret, TH, Double Keystone1502-2 1502-2 Keystone
TP9, TP10 2 Test Point, Multipurpose, Purple, TH Purple Multipurpose Testpoint 5129 Keystone
TP11 1 Test Point, Multipurpose, Black, TH Black Multipurpose Testpoint 5011 Keystone
U1 1 36-V, 3-A Ultra-Small Synchronous Automotive Step-Down Converter with Integrated VIN Bypass and CBOOT Capacitors WQFN15 LMR66430MC5RXBRQ1 Texas Instruments
C6 0 0.1uF CAP, CERM, 0.1 uF, 50 V, +/- 10%, X7R, 0603 0603 885012206095 Wurth Elektronik
R1 0 25.5k RES, 25.5 k, 1%, 0.063 W, AEC-Q200 Grade 0, 0402 0402 CRCW040225K5FKED Vishay-Dale
R5 0 100k RES, 100 k, 5%, 0.1 W, AEC-Q200 Grade 0, 0402 0402 ERJ-2GEJ104X Panasonic
R6 0 100k RES, 100 k, 1%, 0.0625 W, AEC-Q200 Grade 0, 0402 0402 AC0402FR-07100KL Yageo America