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

Image Part Number Description / PDF Quantity Rfq
EVB-EN6360QA

EVB-EN6360QA

Altera (Intel)

BOARD EVAL EP6360Q Q100 8A DC-DC

0

EVB-ER3105DI

EVB-ER3105DI

Altera (Intel)

EVAL DC-DC BUCK CONVERTER .5A

1

EVB-EP5358HUI

EVB-EP5358HUI

Altera (Intel)

EVAL BOARD FOR EP5358HUI

0

EVB-EM2140P01QI

EVB-EM2140P01QI

Altera (Intel)

EVALUATION BOARD FOR EM2140P01QI

18

EVB-EP53A7HQI

EVB-EP53A7HQI

Altera (Intel)

EVAL BOARD FOR EP53A7HQI

1

EVB-EN6347QA

EVB-EN6347QA

Altera (Intel)

BOARD EVAL EP6347Q Q100 4A DC-DC

1

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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