DC DC Converters

Image Part Number Description / PDF Quantity Rfq
AXA010A0F93-SRZ

AXA010A0F93-SRZ

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 3.3V 33W

0

LW010BK81

LW010BK81

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER +/-12V 10W

0

QRW010A0B41-HZ

QRW010A0B41-HZ

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 12V 120W

0

QW020A0G1-H

QW020A0G1-H

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 2.5V 50W

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QPW060A0Y1

QPW060A0Y1

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 1.8V 108W

0

JHW050AF

JHW050AF

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 5V 3.3V 50W

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LW010A2

LW010A2

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 5V 10W

0

QW020A0P1

QW020A0P1

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 1.2V 24W

0

LW020A8

LW020A8

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 5V 20W

0

EQW025A0Y1

EQW025A0Y1

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 1.8V 45W

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JFW075A1

JFW075A1

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 5V 75W

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LW015F8

LW015F8

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 3.3V 15W

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JNCW450R41-18Z

JNCW450R41-18Z

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 32V 450W

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NSS040A0X-62Z

NSS040A0X-62Z

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER

0

QRW025A0A1-B

QRW025A0A1-B

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 5V 125W

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LW010CL

LW010CL

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER +/-15V 10W

0

LW020F87

LW020F87

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 3.3V 20W

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SW003A0A94-SRZ

SW003A0A94-SRZ

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 5V 15W

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PNDT012A0X43-SRZ

PNDT012A0X43-SRZ

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER

0

LW025G

LW025G

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 2.5V 25W

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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