DC DC Converters

Image Part Number Description / PDF Quantity Rfq
JNCW016A0R641Z

JNCW016A0R641Z

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 28V 448W

0

EBVW025A0B41-HZ

EBVW025A0B41-HZ

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 12V 300W

0

UDXS1212A0X3-SRZ

UDXS1212A0X3-SRZ

GE Critical Power (ABB Embedded Power)

DC DC CNVRTR 0.6-5.5V 0.6-5.5V

425

IND108XW

IND108XW

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 3-18V 108W

0

QBDE067A0B641-HZ

QBDE067A0B641-HZ

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 12V 804W

0

PIM400K6Z

PIM400K6Z

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER -48V 400W

0

QBDW025A0B41Z

QBDW025A0B41Z

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 12V 300W

0

KHHD015A0F41-SRZ

KHHD015A0F41-SRZ

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 3.3V 50W

0

APXK004A0X4-SRZ

APXK004A0X4-SRZ

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 0.6-8V 32W

138

MDT040A0X3-SRPHDZ

MDT040A0X3-SRPHDZ

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 0.45-2V 80W

0

FKX003A0X3-SRZ

FKX003A0X3-SRZ

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 0.6-5.5V

303

SSTW005A0F41-SRZ

SSTW005A0F41-SRZ

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 3.3V 17W

9

ESTW025A0F41-HZ

ESTW025A0F41-HZ

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 3.3V 83W

0

SHHD003A0A41-SRZ

SHHD003A0A41-SRZ

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 5V 15W

758

QBDW033A0B41Z

QBDW033A0B41Z

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 12V 396W

20

APXH003A0X-SRZ

APXH003A0X-SRZ

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 0.6-3.6V 10W

0

NSR010A0X4Z

NSR010A0X4Z

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 0.6-6V 60W

788

SSTW001A3B41-SRZ

SSTW001A3B41-SRZ

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 12V 15W

30

ESTW004A2C41Z

ESTW004A2C41Z

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 15V 63W

0

SHHD005A0F4Z

SHHD005A0F4Z

GE Critical Power (ABB Embedded Power)

DC DC CONVERTER 3.3V 15W

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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