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Product features:

◆ Universal voltage: 85~265VAC/100~375VDC

◆ Stabilized output, low ripple, noise

◆ Output short circuit, overcurrent, overvoltage protection

◆ Full plastic shell, compliant with UL94V-0

◆ Three-year quality guarantee

◆ PCB rail type and other installation methods

　　The Complete Guide to Custom AC-DC Power Supplies: The Perfect Power Solution for Special Needs

　　The core value and application scenarios of customized power supplies

AC-DC customized power supply is based on the specific needs of customers, fromElectrical parameters、Mechanical structurearriveCertification requirementsFully custom developed power supply solutions. Compared with standard power supplies, customized power supplies can perfectly fit the special needs of the equipment.Performance optimization、space utilizationandSystem integrationhas significant advantages. Customized power supplies are mainly suitable for special application scenarios where standard products cannot meet the needs.

　　Typical customization demand scenarios include：

　　Special mechanical dimensions: The internal space of the device is limited and requires specific dimensions.

　　Harsh working environment: High and low temperature, high humidity, strong vibration and other extreme environments

　　Special electrical parameters: Non-standard input and output voltage, special timing requirements

　　Industry specific certifications: Specific certification requirements for medical, railway, shipping and other industries

　　System integration requirements:Multiple outputs, special interfaces, intelligent monitoring functions

　　Customized power supply development process and key technical considerations

　　development stageMain work contentCustomer Engagement Essentials

　　needs analysisAnalyze electrical parameters, mechanical structure, and environmental requirements to provide detailed technical specifications and usage scenario descriptions

　　Scheme designParticipate in plan review in topology selection, component selection, and thermal design to confirm the feasibility of the technical route

　　prototypingProvide test equipment and environment for circuit design, PCB layout, and prototype trial production, and participate in prototype testing

　　Test verificationPerformance testing, environmental testing, and safety pre-testing confirm test results and make suggestions for improvements.

　　Authentication supportAssist in passing target market certification requirements by providing terminal equipment information and cooperating with the certification process

　　mass productionEstablish a production line, quality control system to review the production process and confirm the quality plan

　　In-depth analysis of frequently asked questions about customized power supplies

　　Q1: How long does the development cycle of a customized power supply take?

Development cycle analysis:

　　Simple modification: Modification based on existing platform, 4-6 weeks

　　medium complexity: New platform development, 8-12 weeks

　　high complexity: New architecture design, 12-20 weeks

　　Influencing factors: Technical difficulty, certification requirements, sample testing rounds

　　Q2: What are the cost components of customized power supplies?

Cost composition analysis:

　　R&D expenses: Scheme design, testing and verification, technical support

　　Mold opening cost: Shell mold, PCB process mold

　　Certification fee: Safety certification, EMC testing, industry certification

　　production cost: Component procurement, production and processing, quality inspection

　　Minimum order quantity: Usually a certain minimum order quantity is required to share the development costs.

　　Q3: How to ensure the reliability of customized power supply?

Reliability guarantee measures:

　　design stage: Derating design, redundancy design, FMEA analysis

　　Component selection: Industrial grade components, supplier qualification review

　　production process: Automated production, 100% high temperature aging test

　　Quality control: Complete IQC/ IPQC/ OQC inspection system

　　Q4: What technical parameters need to be provided for customized power supply?

List of required technical parameters:

　　Input properties: Voltage range, frequency, power factor requirements

　　Output characteristics: Voltage and current accuracy, ripple noise, regulation rate

　　Mechanical parameters: Overall dimensions, installation method, interface location

　　Environmental requirements: Working temperature, protection level, reliability index

　　Certification requirements: Target market, industry-specific standards

　　Customized Power Supply Troubleshooting and Maintenance Guide

　　Design verification phase walkthrough：

　　design review: Check topology selection, component stress analysis

　　Simulation verification: Circuit simulation, thermal simulation, EMC simulation

　　Prototype testing: Performance test, temperature rise test, stress test

　　Reliability verification: Life test, environmental test, EMC test

　　Quality control during production stage：

　　Incoming material inspection: Factory inspection of key components

　　process control: Production process parameter monitoring

　　Factory test: 100% electrical performance test

　　Sampling inspection: Regular reliability spot checks

　　On-site troubleshooting process：

　　Fault phenomenon record: Record in detail the working conditions when the fault occurred

　　basic check: Input power supply, load conditions, environmental conditions

　　Parameter measurement:Key test point voltage and current waveform

　　root cause analysis: Component failure analysis, design defect analysis

　　Custom Power Supply Design Best Practices

　　Electrical design essentials：

　　Topology optimization:Select the optimal topology based on power level

　　Component selection: Sufficient derating margin, supplier consistency

　　Protect design:Multiple protection mechanisms, fail-safe design

　　Thermal design: Efficient cooling solution, temperature monitoring and protection

　　Mechanical design considerations：

　　structural design: Heat dissipation tooth orientation, installation and fixation method

　　Interface design: Connector selection, optimization of wiring methods

　　Material selection: Thermal conductive materials, insulating materials, shell materials

　　Process selection: Welding process, potting process, coating process

　　Design for manufacturability：

　　Production optimization: Standardized design, automated production considerations

　　test design: Reserve test points to simplify the test process

　　maintainability: Modular design for easy maintenance and replacement

　　consistency: Process window design to reduce production variation

　　Sharing of successful cases of customized power supplies

　　Case 1: Rail transit vehicle power supply

　　special needs: EN 50155 certified, wide temperature operation, high vibration resistance

　　solution: -40～+85℃ working temperature, 5g anti-vibration design

　　Achievements: Passed all certification tests, batch loading application

　　Case 2: Medical laser equipment power supply

　　special needs: Low leakage current, fast dynamic response, low noise

　　solution: Strengthen insulation design and optimize control loop

　　Achievements: Leakage current <100μA, response time <100μs

　　Case 3: Outdoor communication equipment power supply

　　special needs: Lightning strike protection, wide input voltage, high protection level

　　solution: 6kV lightning protection design, IP67 protection level

　　Achievements: Stable operation in harsh environments

　　Conclusion

AC-DC customized power supplies can provide optimal power solutions for special applications by deeply matching customer needs. Choosing a customized power supply supplier with rich experience, establishing clear technical requirements, and participating in the entire development process are the keys to ensuring the success of a customized power supply project. As the power requirements of various industries continue to increase, customized power supplies will play an important role in more fields.