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

Image Part Number Description / PDF Quantity Rfq
AS3607 EVAL BOARD

AS3607 EVAL BOARD

ams

BOARD DEMO/USB BOX FOR AS3607

2

AS1329B-TT_EK_ST

AS1329B-TT_EK_ST

ams

BOARD EVAL AS1329B

0

AS1343A-TD-10_EK_ST

AS1343A-TD-10_EK_ST

ams

BOARD EVAL AS1343

0

AS1323-TT-33_EK_ST

AS1323-TT-33_EK_ST

ams

BOARD EVAL AS1323-33

0

AS1320 DB

AS1320 DB

ams

BOARD DEMO AS1320

0

AS1340A-TD-10_EK_S

AS1340A-TD-10_EK_S

ams

EVAL BOARD FOR AS1340 DC-DC

0

AS1324-TT-AD_EK_ST

AS1324-TT-AD_EK_ST

ams

BOARD EVAL AS1324-AD

0

AS7620EB

AS7620EB

ams

BOARD EVALUATION FOR AS7620

0

AS1341-TD_EK_ST

AS1341-TD_EK_ST

ams

BOARD EVAL AS1341

0

AS1323-TT-30_EK_ST

AS1323-TT-30_EK_ST

ams

BOARD EVAL AS1323-30

0

AS1321 DB

AS1321 DB

ams

BOARD DEMO AS1321

0

AS3711 EVAL BOARD

AS3711 EVAL BOARD

ams

BOARD EVAL FOR AS3711

0

AS1337A-TD_EK_ST

AS1337A-TD_EK_ST

ams

BOARD EVAL FOR AS1337A/B

0

AS1302-WL_EK_ST

AS1302-WL_EK_ST

ams

BOARD EVAL FOR AS1302

0

AS1329A EB

AS1329A EB

ams

BOARD EVAL AS1329A

0

AS1329C-TT_EK_ST

AS1329C-TT_EK_ST

ams

BOARD EVAL AS1329C

0

AS1339 EB

AS1339 EB

ams

BOARD EVAL AS1339

0

AS1325-50 EB

AS1325-50 EB

ams

BOARD EVAL AS1325-50

0

AS1323-TT-27_EK_ST

AS1323-TT-27_EK_ST

ams

BOARD EVAL AS1323-27

0

AS7620QF_EK_ST

AS7620QF_EK_ST

ams

AS7620 EVALUATION KIT

0

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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