SNVU914 July   2024 LM65645-Q1

 

  1.   1
  2.   Description
  3.   Features
  4.   4
  5. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
  6. 2Hardware
    1. 2.1 Additional Images
    2. 2.2 Power Requirements
    3. 2.3 Setup and Operation
  7. 3Implementation Results
    1. 3.1 Evaluation Setup
    2. 3.2 Performance Data and Results
  8. 4Hardware Design Files
    1. 4.1 Schematics
    2. 4.2 PCB Layouts
    3. 4.3 Bill of Materials (BOM)
  9. 5Additional Information
    1. 5.1 Trademarks

4.3 Bill of Materials (BOM)

Table 4-1 LM65645EVM BOM (With Options)
Designator Alias Quantity Value Description Part Number
C3, C4 2 2.2µF Chip Multilayer Ceramic Capacitor for General Purpose 2.2uF ±20% 100V X7T SMD 0805 GRM21BD72A225ME01K
C5 1 100uF CAP, AL, 100uF, 63V, +/– 20%, 0.35 ohm, AEC-Q200 Grade 2, SMD EEE-FK1J101P
C6, C7 2 0.1uF CAP, CERM, 0.1µF, 100V,+/– 10%, X7R, AEC-Q200 Grade 1, 0603 HMK107B7104KAHT
C8, C9 2 4.7µF 4.7µF ±10% 100V Ceramic Capacitor X7S 1206 (3216 Metric) GRM31CC72A475KE11L
C10 CVCC 1 1µF Cap Ceramic 1uF 16V X7R 20% Pad SMD 0603 +125°C Automotive T/R CGA3E1X7R1C105M080AC
C12 Cboot 1 0.1uF CAP, CERM, 0.1uF, 25V, +/– 20%, X7R, 0402 C1005X7R1E104M050BB
C13, C14, C15 3 47µF Chip Multilayer Ceramic Capacitors for General Purpose, 1210, 47uF, X6S, 22%, 10%, 16V GRM32EC81C476KE15K
C17 1 100nF Chip Multilayer Ceramic Capacitors for General Purpose, 0402, 0.10uF, X7R, 15%, 10%, 25V GRM155R71E104KE14J
L1 1 8.2uH 8.2µH Shielded Inductor 10.1A 16.8mOhm Max Nonstandard XGL6060-822MEC
R1 Rpg 1 100k RES, 100k, 1%, 0.1W, 0603 RC0603FR-07100KL
R2, R6, R10 R10 = Rbias 1 0 RES, 0, 1%, 0.1W, AEC-Q200 Grade 0, 0603 RMCF0603ZT0R00
R6 = Rfb2 1
R2 = Rvin 1
R11 1 0 RES, 0, 1%, 0.5W, 1206 5108
U1 1 Synchronous Step-Down Voltage Regulator, WQFN-FCRLF20 LM65645SRZTRQ1
C1, C2, C19, C20 0 10µF 10µF ±10% 100V Ceramic Capacitor X6S 1206 (3216 Metric) C3216X6S2A106K160AC
C11 Cbias 0 0.1uF CAP, CERM, 0.1uF, 25V, +/– 10%, X7R, 0603 06033C104KAT2A
C16 0 47µF Chip Multilayer Ceramic Capacitors for General Purpose, 1210, 47uF, X6S, 22%, 10%, 16V GRM32EC81C476KE15K
C18 Cff 0 3pF CAP, CERM, 3pF, 50V, +/– 8.3%, C0G/NP0, 0603 C0603C309C5GACTU
L2 0 10uH 10µH Shielded Molded Inductor 5.7A 48.4mOhm Max Nonstandard XGL5030-103MEC
R3, R8 R3 = Rent 0 100k RES, 100k, 1%, 0.1W, 0603 RC0603FR-07100KL
R8 = Rfbt
R4 Renb 0 18.7k RES, 18.7k, 1%, 0.1W, 0603 RC0603FR-0718K7L
R5 RT 0 14.3k RES, 14.3k, 1%, 0.1W, 0603 RC0603FR-0714K3L
R7 Rinj 0 51.0 RES, 51.0, 1%, 0.1W, 0603 RC0603FR-0751RL
R9 Rfbb 0 0 RES, 0, 1%, 0.1W, AEC-Q200 Grade 0, 0603 RMCF0603ZT0R00