SLVUDT7 April   2026

 

  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
    5. 1.5 General Texas Instruments High Voltage Evaluation (TI HV EVM) User Safety Guidelines
  8. 2Hardware
    1. 2.1 Additional Image
      1. 2.1.1 Using the EVM on a Load with USB-C PD Communication
      2. 2.1.2 Using the EVM on a Load Without USB-C PD Communication
  9. 3Implementation Results
    1. 3.1 Electrical Performance Specifications
    2. 3.2 Test Setup
      1. 3.2.1 Test Setup Requirements
      2. 3.2.2 Test Setup Diagram of UCG28846DREVM-151
      3. 3.2.3 Test Points
    3. 3.3 Performance Data and Typical Characteristic Curves
      1. 3.3.1  Efficiency Result of 4-Point Average at 24Vout
      2. 3.3.2  Efficiency Result of 4-Point Average on 20VOUT
      3. 3.3.3  Efficiency Result of 4-Point Average at 15VOUT
      4. 3.3.4  Efficiency Result of 4-Point Average at 12Vout
      5. 3.3.5  Efficiency Result of 4-Point Average at 9VOUT
      6. 3.3.6  Efficiency Result of 4-Point Average at 5VOUT
      7. 3.3.7  Efficiency Typical Results
      8. 3.3.8  Output Characteristics
      9. 3.3.9  Key Switching Waveforms
      10. 3.3.10 Switching Frequency versus Load
      11. 3.3.11 Output Ripple Voltage
      12. 3.3.12 Load Transient Response
      13. 3.3.13 Line Transient Response
      14. 3.3.14 Short Term Overload Operation
      15. 3.3.15 CCM operation
      16. 3.3.16 Startup Performance
      17. 3.3.17 Thermal Images at Full Load (20V/3.25A and 24V/2.71A)
      18. 3.3.18 CISPR32 Class B Conducted EMI Test Result
  10. 4Hardware Design Files
    1. 4.1 Schematics
    2. 4.2 PCB Layouts
    3. 4.3 Transformer Details
    4. 4.4 Bill of Materials
  11. 5Additional Information
    1.     Trademarks

4.4 Bill of Materials

This section presents the bill of materials for UCG28846DREVM-151.

Table 4-2 Bill of Materials

Designator

Quantity

Description

Part Number

Manufacturer

B1

1

470 V 800 A Varistor 1 Circuit Through Hole Disc 5mm

B72205S2301K101

EPCOS

C1, C4

2

1500 pF ±10% 250VAC Ceramic Capacitor X7R 1808 (4520 Metric)

1808YA250152KJTSYX

Knowles Syfer

C2

1

820uF 25V ±20% Plugin,D8xL14mm Aluminum Electrolytic Capacitors - Leaded ROHS

NPXD1401E821MF

Ymin

C3

1

Cap Ceramic 3.3nF 630V C0G 5% Pad SMD 1206 +125°C Automotive T/R

CGA5L4C0G2J332J160AA

TDK

C5, C35, C37

3

33uF 400V 500mΩ@100kHz 370mA@100kHz ±20% Plugin,D10xL15mm Aluminum Electrolytic Capacitors - Leaded ROHS

87EC0493

KNSCHA

C6, C8, C9, C14

4

CAP, CERM, 0.47 uF, 50 V, +/- 10%, X7R, 0603

C1608X7R1H474K080AC

TDK

C7

1

470nF ±10% X2 Plugin,P=7.5mm Suppression Capacitors ROHS

MPX474K31B9KN20600

KNSCHA

C10, C15

2

CAP, CERM, 22 uF, 10 V, +/- 20%, X7R, 0805

GRM21BZ71A226ME15L

Murata

C11, C12

2

Cap Ceramic 0.1uF 630V X7R 10% Pad SMD 1210 125C Low ESR Medical T/R

C1210C104KBRACTU

KEMET

C16

1

CAP, CERM, 330 pF, 50 V, +/- 5%, C0G/NP0, 0603

885012006060

Wurth Elektronik

C17

1

1µF ±10% 50V Ceramic Capacitor X7R 0603 (1608 Metric)

CC0603KRX7R9BB105

Yageo Group

C18

1

CAP, CERM, 10 µF, 35 V,+/- 10%, X5R, 0805

GMK212BBJ106KG-T

TAIYO YUDEN

C19

1

CAP, CERM, 1000 pF, 50 V, +/- 5%, C0G/NP0, 0603

C0603C102J5GAC

Kemet

C20

1

CAP, CERM, 1000 pF, 50 V, +/- 10%, X7R, 0402

885012205061

Wurth Elektronik

C21

1

CAP, CERM, 1 uF, 6.3 V, +/- 20%, X7R, 0402

GRM155R70J105MA12D

Murata

C22

1

CAP, CERM, 0.022 uF, 50 V, +/- 10%, X7R, AEC-Q200 Grade 1, 0402

CGA2B3X7R1H223K050BB

TDK

C23

1

CAP, CERM, 33 uF, 25 V, +/- 20%, X5R, 1206

C3216X5R1E336M160AC

TDK

C24, C28

2

CAP, CERM, 0.1 uF, 25 V, +/- 10%, X7R, 0402

GRM155R71E104KE14D

Murata

C26, C29

2

CAP, CERM, 220 pF, 50 V, +/- 10%, X7R, 0402

GRM155R71H221KA01D

Murata

C27

1

CAP, CERM, 1 uF, 25 V, +/- 10%, X7R, AEC-Q200 Grade 1, 0603

GCM188R71E105KA64D

Murata

C30

1

CAP, CERM, 0.022 uF, 50 V, +/- 1%, C0G/NP0, 0805

C0805C223F5GACTU

KEMET

C32

1

Multi-Layer Ceramic Capacitor 100nF 50V X7R ±10% 0402 Paper T/R

GRT155R71H104KE01D

Murata

C33

1

CAP, CERM, 3300 pF, 100 V, +/- 10%, X7R, 0402

GRM155R72A332KA01D

Murata

D3

1

Diode, Ultrafast, 1000 V, 1 A, SMA

US1M-13-F

Diodes Inc.

D4, D5

2

Diode 800 V 1A Surface Mount SOD-123FL

SL1K

Diotec

D6

1

Diode, Schottky, 40 V, 0.2 A, SOD-523

RB521SM-40T2R

ROHM

D7, D8

2

Diode, Zener, 5.1 V, 400 mW, SOD-323F

D3Z5V1BF-7

Diodes Inc.

DB1

1

Bridge Rectifier Single Phase Standard 600 V Surface Mount Z4-D

Z4DGP406L-HF

Comchip

F1

1

Fuse Subminiature Slow Blow Acting 3.15A 350V Radial 8.35 X 4 X 7.8mm Thermoplastic Box

0697W3150-01

Bel Fuse

FB1

1

30 Ohms @ 100MHz 1 Power Line Ferrite Bead 0805 (2012 Metric) 8.5A 4mOhm

BLM21SN300SN1D

Murata

FB, GATE, HV, LINE, SOURCE, VBLK, VBUS, VOUT

8

Test Point, Multipurpose, White, TH

5012

Keystone

H1, H2, H3, H4

4

#4-40 Pan Head Machine Screw Phillips Drive Nylon

NY PMS 440 0038 PH

Building Fasteners

H5, H6, H7, H8

4

Standoff, Hex, 0.5"L #4-40 Nylon

1902C

Keystone

J1

1

Connector, Receptacle, USB Type C, R/A

632723300011

Würth Elektronik

J2

1

Terminal Block, 5.08 mm, 2x1, Brass, TH

ED120/2DS

On Shore Technology Inc.

L5

1

Coupled inductor, 1 mH, 2 A, 0.045 ohm, TH

744821201

Wurth Elektronik

LDM1

1

WE-TI Radial Leaded Wire Wound Inductor, size 8095, 33uH, 2.5A, 0.066Ohm

7447720330

Wurth Elektronik

NEUTRAL, PGND1, PGND2, PGND3, RTN, SGND

6

Test Point, Multipurpose, Black, TH

5011

Keystone

Q1

1

MOSFET, N-CH, 150 V, 87 A, PG-TDSON-8

BSC093N15NS5ATMA1

Infineon Technologies

Q2

1

MOSFET, N-CH, 30 V, 60 A, DQG0008A (VSON-CLIP-8)

CSD17575Q3

Texas Instruments

R1

1

RES, 510 k, 5%, 0.25 W, AEC-Q200 Grade 0, 1206

CRCW1206510KJNEA

Vishay/Dale

R2, R10, R12, R23, R25

5

RES Thick Film, 0Ω, 0.2W, 0402

CRCW04020000Z0EDHP

Vishay

R3

1

10Ω ±5% 0.5W 1210 Thick Film Chip Resistor AEC-Q200 compliant

RMCF1210JT10R0

Stackpole Electronics

R5

1

RES, 511, 1%, 0.063 W, AEC-Q200 Grade 0, 0402

CRCW0402511RFKED

Vishay/Dale

R6, R35

2

RES, 0, 5%, 0.25 W, AEC-Q200 Grade 0, 1206

CRCW12060000Z0EA

Vishay/Dale

R7

1

RES, 17.8 k, 1%, 0.063 W, AEC-Q200 Grade 0, 0402

CRCW040217K8FKED

Vishay / Dale

R8

1

RES, 28.7 k, 1%, 0.063 W, AEC-Q200 Grade 0, 0402

CRCW040228K7FKED

Vishay/Dale

R9, R30, R33

3

RES, 100 k, 1%, 0.063 W, AEC-Q200 Grade 0, 0402

CRCW0402100KFKED

Vishay / Dale

R11

1

RES, 30.1 k, 1%, 0.063 W, 0402

CRCW040230K1FKED

Vishay / Dale

R13

1

RES, 34.0 k, 1%, 0.063 W, AEC-Q200 Grade 0, 0402

CRCW040234K0FKED

Vishay / Dale

R14

1

RES, 1.0 M, 5%, 0.063 W, AEC-Q200 Grade 0, 0402

CRCW04021M00JNED

Vishay / Dale

R15

1

RES, 1.0 k, 5%, 0.25 W, AEC-Q200 Grade 0, 0603

ESR03EZPJ102

ROHM

R16

1

RES, 0.002, 1%, 1 W, 1206

CSNL1206FT2L00

Stackpole Electronics Inc

R17

1

RES, 5.11 k, 1%, 0.063 W, 0402

CRCW04025K11FKED

Vishay / Dale

R18

1

RES, 49.9 k, 1%, 0.063 W, AEC-Q200 Grade 0, 0402

CRCW040249K9FKED

Vishay / Dale

R19

1

RES, 0, 5%, 0.063 W, AEC-Q200 Grade 0, 0402

CRCW04020000Z0ED

Vishay / Dale

R20, R22

2

RES, 47.0, 1%, 0.063 W, 0402

RK73H1ETTP47R0F

KOA Speer

R21, R27, R31

3

RES, 10 k, 5%, 0.063 W, 0402

CRCW040210K0JNED

Vishay / Dale

R24

1

RES, 2.00 k, 0.1%, 0.063 W, 0402

RG1005P-202-B-T5

Susumu

R29

1

RES, 2.00 k, 1%, 0.063 W, AEC-Q200 Grade 0, 0402

CRCW04022K00FKED

Vishay / Dale

R34

1

RES, 26.1 k, 1%, 0.063 W, AEC-Q200 Grade 0, 0402

CRCW040226K1FKED

Vishay / Dale

R42

1

RES, 11.5 k, 1%, 0.063 W, AEC-Q200 Grade 0, 0402

CRCW040211K5FKED

Vishay / Dale

R43

1

RES, 5.23 k, 1%, 0.063 W, AEC-Q200 Grade 0, 0402

CRCW04025K23FKED

Vishay / Dale

RT1

1

NTC Thermistor 150k 0603 (1608 Metric)

NT06155F4050B1F

Eaton

RT2

1

Thermistor NTC, 220k ohm, 5%, 0603

NCP18WM224J03RB

Murata

T1

1

Flyback Transformer

RLTI-1464

RENCO

U1

1

FAST TURN-OFF INTELLIGENT RECTIF

MP6908GJ-Z

Monolithic Power Systems

U2

1

Optoisolator Transistor Output 5000Vrms 1 Channel 6-SO

TLP383(GR-TPL,E

Toshiba Semiconductor and Storage

U3

1

USB PD/QC4/QC4+ Controller

WT6636F

Weltrend

U4

1

V-Ref Adjustable/Precision 2.5V to 36V 100mA 3-Pin SOT-23 T/R

ATL431AQDBZR

Texas Instruments

U8

1

Self-Biased High Frequency QR Flyback Converter With Integrated GaN

UCG28846-1DR

Texas Instruments