AC DC Converters

Image Part Number Description / PDF Quantity Rfq
DPAHCH05

DPAHCH05

Digital Power Corporation

AC/DC CONVERTER ENCAP PCB MNT

500

DPAHCH10

DPAHCH10

Digital Power Corporation

AC/DC CONVERTER ENCAP PCB MNT

500

DPATCH30

DPATCH30

Digital Power Corporation

AC/DC CONVERTER ENCAP PCB MNT

500

DPARC60

DPARC60

Digital Power Corporation

ENCAPSULATED PCB MOUNT

500

HDM500U-148CS

HDM500U-148CS

Digital Power Corporation

AC-DC MEDICAL SWITCHING PSU - 50

0

HDM500E-112CS

HDM500E-112CS

Digital Power Corporation

AC-DC MEDICAL SWITCHING PSU - 50

0

HDM500E-148CS

HDM500E-148CS

Digital Power Corporation

AC-DC MEDICAL SWITCHING PSU - 50

0

HDM500U-112CS

HDM500U-112CS

Digital Power Corporation

AC-DC MEDICAL SWITCHING PSU - 50

0

HDM500U-1125

HDM500U-1125

Digital Power Corporation

AC-DC MEDICAL SWITCHING PSU - 50

0

HDM240O-115

HDM240O-115

Digital Power Corporation

AC-DC MEDICAL SWITCHING PSU - 24

0

HDM500U-124CS

HDM500U-124CS

Digital Power Corporation

AC-DC MEDICAL SWITCHING PSU - 50

0

HDM240O-124CS

HDM240O-124CS

Digital Power Corporation

AC-DC MEDICAL SWITCHING PSU - 24

0

DPRL0603U-12

DPRL0603U-12

Digital Power Corporation

250W AC-DC SINGLE OUTPUT SWITCHI

0

HDM500E-124CS

HDM500E-124CS

Digital Power Corporation

AC-DC MEDICAL SWITCHING PSU - 50

0

HDM500O-124CS

HDM500O-124CS

Digital Power Corporation

AC-DC MEDICAL SWITCHING PSU - 50

0

HDM240O-112CS

HDM240O-112CS

Digital Power Corporation

AC-DC MEDICAL SWITCHING PSU - 24

0

HDM500E-115

HDM500E-115

Digital Power Corporation

AC-DC MEDICAL SWITCHING PSU - 50

0

HDM500O-112CS

HDM500O-112CS

Digital Power Corporation

AC-DC MEDICAL SWITCHING PSU - 50

0

HDM240O-148CS

HDM240O-148CS

Digital Power Corporation

AC-DC MEDICAL SWITCHING PSU - 24

0

HDM500O-115

HDM500O-115

Digital Power Corporation

AC-DC MEDICAL SWITCHING PSU - 50

0

AC DC Converters

1. Overview

Board mount AC DC converters are electronic devices that convert alternating current (AC) from mains power to direct current (DC) at required voltage levels. These components are critical in modern electronics, enabling power supply to printed circuit boards (PCBs) across diverse applications. They ensure safe voltage transformation, electrical isolation, and stable power delivery in compact form factors.

2. Main Types & Functionality

TypeFunctional CharacteristicsApplication Examples
Isolated AC-DC ConvertersProvide galvanic isolation between input and output circuitsMedical equipment, industrial controllers
Non-Isolated AC-DC ConvertersDirect connection between input and output with shared groundConsumer electronics, LED lighting
Modular AC-DC ConvertersStandardized footprints with integrated EMI filteringTelecom infrastructure, test equipment

3. Structure & Components

Typical construction includes: - Die-cast aluminum housing with heat dissipation fins - PCB assembly with bridge rectifier, PFC circuitry, and switching MOSFETs - Transformer for voltage conversion and isolation - Output capacitors and voltage regulation ICs - Safety-certified insulation barriers between primary/secondary sides

4. Key Technical Parameters

ParameterDescription & Importance
Input Voltage Range90-264VAC (global compatibility)
Output Power3-500W (determines load capacity)
Efficiency85-94% (impacts thermal management)
Isolation Voltage1500-3000VAC (safety compliance)
Operating Temperature-40 C to +85 C (environmental reliability)

5. Application Fields

Key industries include: - Industrial automation (PLC systems, motor drives) - Medical devices (patient monitors, diagnostic equipment) - IT infrastructure (servers, data storage) - Smart home systems (HVAC controllers, security devices) - Renewable energy systems (solar inverters, battery storage)

6. Leading Manufacturers

ManufacturerRepresentative Product
TDK-LambdaDRB-25-24 (25W medical-grade converter)
Mean WellIRM-10-05 (10W industrial power supply)
CUI IncPBO-10-12 (10W open-frame converter)
RECOM PowerRAC05-05SK/277 (5W industrial converter)

7. Selection Guidelines

Key considerations: - Match input/output requirements with system specifications - Verify safety certifications (UL, CE, IEC60601) - Evaluate thermal management needs - Consider PCB layout constraints - Balance cost vs reliability requirements

8. Industry Trends

Emerging developments: - Increased efficiency targets (>94%) through GaN/SiC technology - Miniaturization with planar magnetics integration - Smart converters with digital monitoring interfaces - Enhanced EMC performance for IoT applications - Energy harvesting compatibility in low-power designs

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