SNVU869 august   2023 LM5185-Q1

 

  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 Setup
    2. 2.2 Header Information
    3. 2.3 Test Points
    4. 2.4 Assembly Instructions
    5. 2.5 Best Practices
  9. 3Implementation Results
    1. 3.1 Performance Data and Results
      1. 3.1.1 Conversion Efficiency
      2. 3.1.2 Output Voltage Regulation
      3. 3.1.3 Operating Waveforms
        1. 3.1.3.1 Start-up
        2. 3.1.3.2 Load Transient Response
        3. 3.1.3.3 Switching
    2. 3.2 Thermal Performance
  10. 4Hardware Design Files
    1. 4.1 Schematic
    2. 4.2 PCB Layout
    3. 4.3 Bill of Materials (BOM)
  11. 5Compliance Information
    1. 5.1 Compliance and Certifications
  12. 6Additional Information
    1. 6.1 Trademarks

4.3 Bill of Materials (BOM)

Table 5-1 lists the LM5185EVM-SIO bill of materials (BOM).

Table 4-1 Bill of Materials
Designator Qty Description PartNumber Manufacturer
C1 1 CAP, CERM, 1000 pF, 2000 V, +/- 10%, X7R, 1206_190 202R18W102KV4E Johanson Technology
C2 1 CAP, CERM, 0.1 uF, 100 V, +/- 10%, X7R, 1206 GRM319R72A104KA01D MuRata
C3, C8, C15, C19 4 CAP, CERM, 0.1 uF, 100 V, +/- 10%, X7R, 0603 GRM188R72A104KA35D MuRata
C4, C5, C6, C7 4 CAP, CERM, 4.7 uF, 100 V, +/- 10%, X7S, 1210 C3225X7S2A475K200AB TDK
C9 1 Aluminum Electrolytic Capacitor 47uF 20% 80 V 10.3x10.3x10.5mm SMT 865081757008 Wurth Electronics
C11, C12 2 0603 150 pF 100 V ±5 % Tolerance C0G/NP0 SMT Multilayer Ceramic Capacitor 06031A151JAT2A KYOCERA AVX
C14 1 CAP, CERM, 4.7 uF, 16 V,+/- 10%, X7R, 0603 GRM188Z71C475KE21D MuRata
C16 1 CAP, AL, 100 uF, 25 V, +/- 20%, 0.34 ohm, AEC-Q200 Grade 2, SMD EEE-FK1E101XP Panasonic
C17, C18 2 CAP, CERM, 22 uF, 25 V, +/- 10%, X7R, 1210 GRM32ER71E226KE15L MuRata
C20 1 CAP, CERM, 100 pF, 50 V, +/- 5%, C0G/NP0, 0603 GRM1885C1H101JA01D MuRata
C21 1 CAP, CERM, 1000 pF, 100 V, +/- 5%, C0G/NP0, AEC-Q200 Grade 1, 0603 GCM1885C2A102JA16D MuRata
C22 1 CAP, CERM, 47 pF, 50 V,+/- 5%, C0G/NP0, AEC-Q200 Grade 0, 0603 CGA3E2NP01H470J080AA TDK
C24 1 CAP, CERM, 0.1 uF, 16 V, +/- 5%, X7R, 0603 C0603C104J4RACTU Kemet
C25 1 CAP, CERM, 0.022 uF, 25 V, +/- 10%, X7R, 0603 C0603C223K3RACTU Kemet
D1 1 Diode, Zener, 28 V, 5 W, SMB SMBJ5362B-TP Micro Commercial Components
D2 1 Diode, Schottky, 100 V, 5 A, PowerDI5 SDT5H100LP5-7 Diodes Inc.
D3 1 Diode 100 V 1 A Surface Mount SOD-123H ACDBMT1100-HF Comchip Technology
D4 1 Diode, Zener, 18 V, 1 W, AEC-Q101, SMA SMAZ18-13-F Diodes Inc.
L1 1 Inductor, Shielded, Composite, 22 uH, 3.4 A, 0.1 ohm, SMD XAL5050-223MEB Coilcraft
Q1 1 N-Channel 100 V 8.4A (Ta), 31 A (Tc) 3.6W (Ta), 49 W (Tc) Surface Mount 5-DFN (5x6) (8-SOFL) NVMFS021N10MCLT1G Onsemi
R1, R3 2 RES, 0, 5%, 0.25 W, AEC-Q200 Grade 0, 1206 ERJ-8GEY0R00V Panasonic
R2 1 RES, 3.01, 1%, 0.125 W, 0805 RC0805FR-073R01L Yageo America
R4, R7 2 RES, 100, 1%, 0.25 W, AEC-Q200 Grade 0, 1206 ERJ-8ENF1000V Panasonic
R5 1 RES, 10.0, 1%, 0.1 W, 0603 RC0603FR-0710RL Yageo
R6 1 RES, 200 k, 1%, 0.1 W, 0603 RC0603FR-07200KL Yageo
R8 1 RES, 0, 5%, 0.125 W, AEC-Q200 Grade 0, 0805 ERJ-6GEY0R00V Panasonic
R9 1 RES, 3.24 k, 1%, 0.25 W, AEC-Q200 Grade 0, 1206 ERJ-8ENF3241V Panasonic
R10 1 RES, 165 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 CRCW0603165KFKEA Vishay-Dale
R11 1 RES, 1.0 k, 5%, 0.1 W, 0603 RC0603JR-071KL Yageo
R12 1 RES, 0, 5%, 0.1 W, 0603 RC0603JR-070RL Yageo
R13 1 RES, 100, 1%, 0.1 W, 0603 RC0603FR-07100RL Yageo
R14 1 RES, 0.02, 1%, 1 W, 0612 PRL1632-R020-F-T1 Susumu Co Ltd
R16 1 RES, 16.9 k, 1%, 0.1 W, 0603 RC0603FR-0716K9L Yageo
R17 1 RES, 12.1 k, 1%, 0.1 W, 0603 RC0603FR-0712K1L Yageo
R18 1 RES, 10.0 k, 1%, 0.1 W, 0603 RC0603FR-0710KL Yageo
T1 1 Flyback Transformer, 12 µH, 4.1A Isat, 1 : 1 turns ratio, EFD15 10PIN SMD ZD2250-AE Coilcraft
U1 1 100-VIN PSR Flyback Automotive DC/DC Controller With Low IQ and Low EMI, HTSSOP14 LM5185-Q1 Texas Instruments