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

Image Part Number Description / PDF Quantity Rfq
AS1313-TD-30_EK_ST

AS1313-TD-30_EK_ST

ams

AS1313-30 EVALUATION KIT REV 1.2

5

AS1383-WL-AD_EK_ST

AS1383-WL-AD_EK_ST

ams

BOARD EVAL FOR AS1383

0

AS1333 EB

AS1333 EB

ams

BOARD EVAL FOR AS1333

5

AS1312-TD-50_EK_ST

AS1312-TD-50_EK_ST

ams

EVAL BOARD FOR AS1312

0

AS1345D-TD-AD_EK_ST

AS1345D-TD-AD_EK_ST

ams

EVAL KIT FOR AS1345D

0

AS1310-25 EB

AS1310-25 EB

ams

BOARD EVAL FOR AS1310-25

3

AS8650 DB V10

AS8650 DB V10

ams

BOARD DEMO FOR AS8650

3

AS3701B-WL-ES_EK_ST

AS3701B-WL-ES_EK_ST

ams

BOARD EVAL

0

AS3658-DB

AS3658-DB

ams

BOARD DEMO/USB BOX/I2S AUD BRD

2

AS1313-TD-18_EK_ST

AS1313-TD-18_EK_ST

ams

AS1313-18 EVALUATION KIT REV 1.2

5

AS3709 EVAL BOARD

AS3709 EVAL BOARD

ams

EVAL BOARD FOR AS3709

0

AS1332 EB

AS1332 EB

ams

BOARD EVAL FOR AS1332

5

AS1345A-WL-AD_EK_ST

AS1345A-WL-AD_EK_ST

ams

EVAL KIT FOR AS1345A

0

AS1310-TD-33_EK_ST

AS1310-TD-33_EK_ST

ams

BOARD EVAL FOR AS1310-33

3

AS1310-TD-30_EK_ST

AS1310-TD-30_EK_ST

ams

BOARD EVAL FOR AS1310-30

2

AS1336A/B EB

AS1336A/B EB

ams

BOARD EVAL FOR AS1336A/B

4

AS1331-TD-AD_EK_ST

AS1331-TD-AD_EK_ST

ams

BOARD EVAL FOR AS1331

3

AS1326A-TD_EK_ST

AS1326A-TD_EK_ST

ams

BOARD EVAL AS1326

3

AS3606 EVAL BOARD

AS3606 EVAL BOARD

ams

BOARD DEMO/USB BOX FOR AS3606

1

AS3608 EVAL BOARD

AS3608 EVAL BOARD

ams

BOARD DEMO/USB BOX FOR AS3608

2

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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