AC DC Converters

Image Part Number Description / PDF Quantity Rfq
PSK-S3-3

PSK-S3-3

CUI Inc.

AC/DC CONVERTER 3.3VDC 2.3W

56

PSK-S5B-5

PSK-S5B-5

CUI Inc.

AC/DC CONVERTER 5VDC 5W

62

PSK-S12B-12

PSK-S12B-12

CUI Inc.

AC-DC, 12 W, 12 VDC, SINGLE OUTP

0

PBO-8-15-B

PBO-8-15-B

CUI Inc.

AC-DC, 8 W, 15 VDC, SINGLE OUTPU

60

PSK-S25B-5-PB

PSK-S25B-5-PB

CUI Inc.

AC-DC, 25 W, 5 VDC, SINGLE OUTPU

0

PSK-10W-9

PSK-10W-9

CUI Inc.

AC-DC, 10 W, 9 VDC, SINGLE OUTPU

23

PBO-1-S12

PBO-1-S12

CUI Inc.

AC/DC CONVERTER 12VDC 1W

24

VSK-S25-15U

VSK-S25-15U

CUI Inc.

AC/DC CONVERTER 15V 25W

300

VOF-15B-S9

VOF-15B-S9

CUI Inc.

AC/DC CONVERTER 9V 15W

0

VOF-15B-S15

VOF-15B-S15

CUI Inc.

AC/DC CONVERTER 15V 15W

93

VOF-20B-S48

VOF-20B-S48

CUI Inc.

AC/DC CONVERTER 48V 20W

0

VMS-20-15

VMS-20-15

CUI Inc.

AC/DC CONVERTER 15V 20W

20

PSK-20D-9

PSK-20D-9

CUI Inc.

AC-DC, 20 W, 9 VDC, SINGLE OUTPU

25

PBO-3-S3.3

PBO-3-S3.3

CUI Inc.

AC/DC CONVERTER 3.3V 2W

0

PSK-20B-S15

PSK-20B-S15

CUI Inc.

AC/DC CONVERTER 15V 20W

0

VOFM-5-9

VOFM-5-9

CUI Inc.

AC/DC CONVERTER 9V 5W

0

VBM-100-28

VBM-100-28

CUI Inc.

AC/DC CONVERTER 28V 100W

0

VOF-10-3.3

VOF-10-3.3

CUI Inc.

AC/DC CONVERTER 3.3V 10W

0

VOF-S60B-15-PB

VOF-S60B-15-PB

CUI Inc.

AC-DC, 60 W, 15 VDC, SINGLE OUTP

0

PBO-3-S15-B

PBO-3-S15-B

CUI Inc.

AC/DC CONVERTER 15V 3W

12

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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