DC DC Converters

Image Part Number Description / PDF Quantity Rfq
AXH010A0D93-SRZ

AXH010A0D93-SRZ

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 2V 20W

0

AXH010A0M9-SR

AXH010A0M9-SR

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 1.5V 15W

0

ME005B

ME005B

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 12V 5W

0

QHW050F1

QHW050F1

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 3.3V 33W

0

LW020F

LW020F

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 3.3V 20W

0

JRW040A0A61-HZ

JRW040A0A61-HZ

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 5V 200W

0

PNVT012A0X43-SRZ

PNVT012A0X43-SRZ

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER

0

EQW010A0B641Z

EQW010A0B641Z

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 12V 120W

0

CW025ACL-M

CW025ACL-M

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 5V +/-15V 25W

0

NSR010A0X54Z

NSR010A0X54Z

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER

0

KNW020A0F41-SRZ

KNW020A0F41-SRZ

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 3.3V 66W

0

QHW100A1-Q

QHW100A1-Q

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 5V 100W

0

QW050F1

QW050F1

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 3.3V 33W

0

QHW050F71

QHW050F71

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 3.3V 33W

0

AXH010A0P93-SR

AXH010A0P93-SR

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 1.2V 12W

0

QHW075A1

QHW075A1

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 5V 75W

0

QRW025A0M41-H

QRW025A0M41-H

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 1.5V 38W

0

QRW040A0M61-B

QRW040A0M61-B

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 1.5V 60W

0

EQW025A0M1

EQW025A0M1

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 1.5V 38W

0

QRW035A0F741-HZ

QRW035A0F741-HZ

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 3.3V 116W

0

DC DC Converters

1. Overview

Board Mount DC-DC Converters are electronic devices that convert direct current (DC) from one voltage level to another through switching technology. They enable voltage regulation and power distribution in embedded systems, providing galvanic isolation, voltage matching, and efficiency optimization. These converters are critical in modern electronics for enabling compact designs, improving energy efficiency, and ensuring stable power delivery in applications ranging from consumer devices to industrial equipment.

2. Main Types and Functional Classification

TypeFunctional FeaturesApplication Examples
Non-Isolated ConvertersShared ground reference, high efficiency (85-95%), low costPoint-of-load regulation in servers
Isolated ConvertersGalvanic isolation (1-6kV), reinforced safety, wide input rangeMedical equipment power supplies
Step-Down (Buck)Converts higher input to lower output voltage12V to 3.3V for microprocessors
Step-Up (Boost)Increases input voltage to higher output levels5V to 12V for display backlighting
BidirectionalSupports power flow in both directionsEnergy storage systems in EVs

3. Structure and Components

Typical construction includes:

  • Input EMI filter (common-mode choke + capacitors)
  • Power MOSFET/IGBT switching stage
  • Planar transformer (for isolation types)
  • PWM controller IC with feedback loop
  • Synchronous rectifier (for high-efficiency designs)
  • Output LC filter (inductor + ceramic capacitors)

4. Key Technical Specifications

ParameterImportance
Input Voltage RangeDetermines compatibility with power sources
Output Voltage AccuracyEnsures stable power for sensitive circuits
Efficiency (Typ. 80-97%)Impacts thermal performance and energy costs
Power Density (W/in )Key metric for space-constrained applications
Operating TemperatureDefines performance in harsh environments
Isolation VoltageSafety compliance for medical/industrial use

5. Application Fields

Major industries include:

  • Telecommunications (5G base stations, optical networking equipment)
  • Industrial Automation (PLCs, robotics controllers)
  • Medical Devices (patient monitoring systems, imaging equipment)
  • Consumer Electronics (gaming consoles, VR headsets)
  • Renewable Energy (solar inverters, energy storage systems)

6. Leading Manufacturers and Products

ManufacturerProduct SeriesKey Features
TI (Texas Instruments)LM514565V input, 2.5A output, 95% efficiency
Monolithic PowerMPQ442045V input, 2A output, 3x3mm QFN package
VicorDCM311448V to 12V, 180W, 342W/in power density
CUI IncVX78-10001000V isolation, 10W output, medical grade

7. Selection Guidelines

Key factors to consider:

  • Input/output voltage requirements and transient response
  • Load current profile (continuous vs peak demands)
  • Thermal management capabilities
  • Form factor constraints (e.g., 1/16th brick standard)
  • Protection features (OVP, OCP, OTP)
  • Compliance certifications (CE, UL, IEC 60601-1)

8. Industry Trends

Current development directions include:

  • Adoption of GaN/SiC wide bandgap semiconductors for >97% efficiency
  • Digital control loops for dynamic voltage scaling
  • 3D packaging to achieve >500W/in power density
  • Integrated magnetics for reduced component count
  • Smart converters with PMBus interface for telemetry

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