1. Overview

AC DC Configurable Power Supplies are factory-assembled power conversion devices that can be customized for specific voltage, current, and functional requirements. These power supplies support both AC and DC input sources and deliver stable DC output through modular design or pre-defined configurations. They play a critical role in modern electronics by enabling flexible power management solutions for industrial automation, medical equipment, telecommunications, and test & measurement systems. Their adaptability reduces development time while ensuring compliance with global safety and efficiency standards.

2. Main Types and Functional Classification

Type	Functional Features	Application Examples
Modular Configurable PSU	Hot-swappable modules, parallel operation capability	Data center servers, redundant power systems
Rack-Mountable PSU	Standard 19" form factor, front-access I/O	Telecom equipment, broadcast systems
Embedded Configurable PSU	Custom mechanical dimensions, direct PCB mounting	Medical imaging devices, industrial controllers
Programmable PSU	Digital control via UART/SPI, remote monitoring	Automated test equipment, R&D labs

3. Structure and Components

Typical construction includes:

• Enclosure: Aluminum alloy or reinforced plastic with IP20-IP67 protection ratings
• Power Stage: Based on LLC resonant or active clamp flyback topology
• Control Circuitry: Digital signal processors (DSP) or microcontrollers
• Cooling System: Intelligent fan or conduction cooling
• I/O Interfaces: AC input filter, DC output terminals, communication ports
• Protection Circuits: OVP, OCP, OTP, and short-circuit protection

4. Key Technical Specifications

Parameter	Typical Range	Importance
Input Voltage Range	85-264V AC / 120-370V DC	Ensures global compatibility
Output Power	50W-3kW	Determines system scalability
Efficiency	85%-95% (80 PLUS certified)	Impacts thermal management
Output Voltage Accuracy	0.5% to 2%	Guarantees load stability
Ripple & Noise	<30mV pp (20MHz bandwidth)	Ensures signal integrity
MTBF	50,000-200,000 hours	Reliability indicator

5. Application Fields

Primary industries include:

• Telecommunications: 5G base stations, optical network units
• Medical: MRI scanners, patient monitoring systems
• Industrial: PLC controllers, CNC machines
• Test & Measurement: ATE systems, power analyzers
• Renewables: Solar inverters, energy storage systems

6. Leading Manufacturers and Products

Manufacturer	Representative Product	Key Features
TDK-Lambda	HWS4000 series	4000W, 80 PLUS Titanium
Delta Electronics	DPS-1200FB	1200W, AI-based thermal control
Mean Well	DRP-240 series	240W, 5kV isolation
Cosel	PBY2Q2405	240W, aviation-grade reliability
Artesyn	PFH1500-48	1500W, hot-swap support

7. Selection Guidelines

Key considerations:

• Power Requirements: Calculate peak/sustained load with 20% safety margin
• Environmental Conditions: Operating temperature (-40 C to +70 C), humidity
• Certifications: UL/IEC/EN standards for target markets
• Control Interface: Analog/digital control requirements
• Form Factor: Space constraints and cooling method
• Redundancy: N+1 configuration for critical systems

Example: For semiconductor test equipment, select programmable PSU with <0.1% voltage regulation and SCPI command support.

8. Industry Trends

Current development directions:

• Integration of GaN/SiC devices for >96% efficiency
• Smart power supplies with IoT connectivity (e.g., PMBus interface)
• Higher power density (>50W/in ) through advanced packaging
• Compliance with EU CoC Tier 2 and Energy Star 8.0 standards
• Customizable AI-driven thermal management algorithms

Market forecasts predict 7.2% CAGR through 2028, driven by EV charging infrastructure and edge computing demands.