SLVUEB6 October   2026

 

  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 Setup
      1. 2.1.1 Measuring Inductor Current
      2. 2.1.2 PWRGD Supply
      3. 2.1.3 Inverting Buck-Boost Configuration
    2. 2.2 Best Practices
  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. 5Compliance Information
    1. 5.1 Compliance and Certifications
  10. 6Additional Information
    1.     Trademarks
  11. 7References

4.3 Bill of Materials (BOM)

Table 4-1 TPS7H4203 Bill of Materials
Designator Quantity Value Description Package Reference Part Number Manufacturer
C2, C3, C7, C13 4 33µF Cap Tant Solid 33uF 50V X CASE 20% (7.3 X 4.3 X 4mm) SMD 7343-43 0.04 Ohm 105°C T/R 2917 T543X336M050ATE040 KEMET
C5 1 10µF 10 µF ±10% 100V Ceramic Capacitor X7R 1210 (3225 Metric) 1210 CGA6P1X7R2A106K250AC TDK
C6, C10 2 0.1uF CAP, CERM, 0.1 uF, 50 V, +/- 5%, X7R, 1206 1206 C1206C104J5RACTU Kemet
C9 1 4.7µF 4.7 µF ±10% 100V Ceramic Capacitor X7R 1210 (3225 Metric) 1210 12101C475K4T2A KYOCERA AVX
C11, C18 2 470pF CAP, CERM, 470 pF, 50 V, +/- 10%, X7R, 0603 0603 C0603C471K5RACTU Kemet
C12 1 0.1uF CAP, CERM, 0.1 µF, VAC/100 VDC,+/- 20%, X7R, AEC-Q200 Grade 1, 0603 0603 HMK107B7104MAHT Taiyo Yuden
C19 1 1000pF CAP, CERM, 1000 pF, 50 V, +/- 5%, X7R, AEC-Q200 Grade 1, 0603 0603 C0603C102J5RACAUTO Kemet
C20 1 22pF CAP, CERM, 22 pF, 100 V, +/- 5%, C0G/NP0, 0603 0603 GRM1885C2A220JA01D MuRata
C21 1 68nF Cap Ceramic 0.068uF 50V X7R 10% SMD 0603 125°C Paper T/R 0603 C0603C683K5RAC7867 KEMET
C22 1 5600pF CAP, CERM, 5600 pF, 100 V, +/- 5%, X7R, 0603 0603 06031C562JAT2A AVX
D1 1 3.3V Diode, Zener, 3.3 V, 225 mW, SOT-23 SOT-23 MMBZ5226BLT1G ON Semiconductor
FID1, FID2, FID3 3 Fiducial mark. There is nothing to buy or mount. N/A N/A N/A
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 2 MMCX JACK, 50 Ohm, Gold, TH MMCX JACK, Gold, TH 0734151471 Molex
J3, J6 2 Header, 100mil, 2x1, Gold, TH 2x1 Header TSW-102-07-G-S Samtec
J4, J5, J7, J8 4 Standard Banana Jack, Uninsulated, 5.5mm Keystone_575-4 575-4 Keystone
J9, J10, J11 3 CONN SMA JACK STR EDGE MNT CONN_JACK CON-SMA-EDGE-S RF Solutions Ltd.
J12 1 1mm Uninsulated Shorting Plug, 10.16mm spacing, TH Shorting Plug, 10.16mm spacing, TH D3082-05 Harwin
L1 1 27uH Inductor, Shielded Drum Core, Metal Composite, 27 uH, 4.6 A, 0.03 ohm, SMD SMD 7447709270 Wurth Elektronik
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
R1 1 49.9k RES, 49.9 k, 1%, 0.1 W, 0603 0603 RC0603FR-0749K9L Yageo
R2 1 0 0 Ohms ±1% 0.1W, 1/10W Chip Resistor 0603 (1608 Metric) Anti-Sulfur Thick Film 0603 D1TFAS0603WJUMPF-T5 Thin Film Technology
R3, R6 2 10k 10 kOhms ±0.1% 0.1W, 1/10W Chip Resistor 0603 (1608 Metric) Current Sense Thin Film 0603 CRT0603-BY-1002ELF Bourns Inc.
R4 1 0 0 Ohms Jumper Chip Resistor Wide 2010 (5025 Metric), 1020 Automotive AEC-Q200 Thick Film 1020 RCL10200000Z0EF Vishay
R5, R8 2 49.9 RES, 49.9, 1%, 0.1 W, 0603 0603 RC0603FR-0749R9L Yageo
R7 1 690 RES, 690, 0.1%, 0.1 W, 0603 0603 RT0603BRD07690RL Yageo America
R9 1 909 RES, 909, 0.1%, 0.1 W, 0603 0603 RT0603BRD07909RL Yageo America
R10 1 38.3k RES, 38.3 k, 0.1%, 0.1 W, 0603 0603 RT0603BRD0738K3L Yageo America
R11 1 69.0k RES, 69.0 k, 0.1%, 0.1 W, 0603 0603 RT0603BRD0769KL Yageo America
R12 1 226k RES, 226 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW0603226KFKEA Vishay-Dale
TP1, TP3, TP4, TP5, TP6 5 Test Point, Multipurpose, Red, TH Red Multipurpose Testpoint 5010 Keystone
TP2, TP7, TP8, TP9, TP10, TP11, TP12, TP13, TP14, TP15, TP16, TP17 12 Test Point, Multipurpose, White, TH White Multipurpose Testpoint 5012 Keystone Electronics
TP18, TP19, TP20, TP21 4 Test Point, Multipurpose, Black, TH Black Multipurpose Testpoint 5011 Keystone
U1 1 10V to 38V Input 3A Radiation Hardened Synchronous Buck Converter HTSSOP28 TPS7H4203MPWPTSEP Texas Instruments