Evaluation Boards - DC/DC & AC/DC (Off-Line) SMPS

Image Part Number Description / PDF Quantity Rfq
178020601

178020601

Würth Elektronik Midcom

EVAL BOARD VDRM WPMDH1200601

1

178010601

178010601

Würth Elektronik Midcom

171010601 EVALUATION BOARD 6-42V

0

178960501

178960501

Würth Elektronik Midcom

171960501 EVALUATION BOARD 2.7-5

2

178021501

178021501

Würth Elektronik Midcom

EVAL BOARD VDRM WPMDU1251501

1

1789205X1

1789205X1

Würth Elektronik Midcom

EVAL BOARD

0

178021801

178021801

Würth Elektronik Midcom

171021801 EVALUATION BOARD 4-18V

1

178040302

178040302

Würth Elektronik Midcom

EVAL BOARD

0

178011801

178011801

Würth Elektronik Midcom

171011801 EVALUATION BOARD 4-18V

2

IC-744726

IC-744726

Würth Elektronik Midcom

XMC DIGITAL POWER EXPLORER

1

178031801

178031801

Würth Elektronik Midcom

171031801 EVALUATION BOARD 4-18V

6

178050601

178050601

Würth Elektronik Midcom

EVAL BOARD VDRM WPMDM1500602

1

178012401

178012401

Würth Elektronik Midcom

EVAL BOARD VDRM WPMDH1102401

1

178010501

178010501

Würth Elektronik Midcom

EVAL BOARD FOR 171010501

1

178012402

178012402

Würth Elektronik Midcom

EVAL BOARD VDRM WPMDH1152401

0

178030601

178030601

Würth Elektronik Midcom

171030601 EVALUATION BOARD 6-42V

3

1789205X4

1789205X4

Würth Elektronik Midcom

EVAL BOARD

0

178002

178002

Würth Elektronik Midcom

171021501 VDRM EVAL BOARD

0

17800FDSM

17800FDSM

Würth Elektronik Midcom

EVAL BOARD

5

744732

744732

Würth Elektronik Midcom

TI-PMLK BUCK WURTH ELEKTRONIK ED

4

178032401

178032401

Würth Elektronik Midcom

EVAL BOARD VDRM WPMDH1302401

3

Evaluation Boards - DC/DC & AC/DC (Off-Line) SMPS

1. Overview

Evaluation boards (EVBs) for DC/DC and AC/DC switch-mode power supplies (SMPS) are specialized hardware platforms designed to demonstrate and validate the performance of power management integrated circuits (PMICs) and power modules. These boards enable engineers to assess critical parameters such as efficiency, thermal behavior, and dynamic response before integrating power solutions into end systems. With global demand for energy-efficient electronics growing, SMPS evaluation boards play a vital role in accelerating the development of power systems for applications ranging from consumer devices to industrial machinery.

2. Main Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
Isolated AC/DC EVBsGalvanic isolation, safety-certified designsMedical power supplies, industrial SMPS
Non-Isolated DC/DC EVBsCompact footprint, high-frequency operationPoint-of-load converters, telecom systems
Wide Bandgap (WBG) EVBsGaN/SiC device evaluation, high-power densityFast chargers, renewable energy systems
Digital Power EVBsPMBus/PIC interfaces, programmable controlServer power, smart grid equipment

3. Structure and Components

Typical SMPS evaluation boards consist of: - PCB substrate with 2-10 layers for thermal management - Power stage components: MOSFETs, IGBTs, or wide-bandgap devices - Control circuitry: PWM controllers, gate drivers - Input/Output interfaces: Screw terminals, barrel connectors - Measurement points for voltage/current waveforms - Thermal vias and heatsinks for power dissipation

4. Key Technical Specifications

ParameterDescriptionImportance
Input Voltage Range90-264V AC or 12-48V DCDefines compatibility with power sources
Output Power5W-1kW typicalDetermines application suitability
Efficiency>85% (varies by topology)Energy saving and thermal performance
Switching Frequency20kHz-5MHzAffects component size and EMI
Protection FeaturesOVP/OCP/OTPEnsures reliability under faults

5. Application Fields

  • Industrial: PLCs, motor drives, test equipment
  • Consumer: Laptop adapters, smart home devices
  • Automotive: On-board chargers (OBC), ADAS systems
  • Medical: Patient monitors, imaging equipment
  • Renewables: Solar inverters, energy storage systems

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Features
TI (Texas Instruments)LMG3410EVM-001GaN FET evaluation with 1200V rating
STMicroelectronicsSTEVAL-ISA1850V1650V SiC-based active clamp flyback
InfineonIMW120R048M1H-EVMWBG evaluation for 1200V/450A systems
Analog DevicesLTC7801EVHigh-efficiency synchronous buck controller

7. Selection Guidelines

Key considerations include: - Matching input/output requirements to application needs - Isolation requirements for safety-critical systems - Availability of design files and software tools - Compliance with standards (e.g., IEC 61558 for medical) - Cost vs. performance trade-offs - Thermal management capabilities

8. Industry Trends

Emerging trends include: - Adoption of GaN/SiC devices enabling >95% efficiency - Integration of digital control via PMBus interfaces - Development of ultra-high-density converters (>100W/cm ) - Emphasis on low EMI designs for automotive applications - Cloud-connected evaluation platforms for remote testing

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