Whitepapers

RECOM engineers have produced a series of in-depth whitepapers on a selection of topics related to the design of power converters and their application. Click on a download link below to see the full documents. Also, be sure to check out our application notes, case studies, FAQs and other publications such as the AC/DC, DC/DC and EMC Book of Knowledge’ by RECOM’s Steve Roberts.

RECOM power module on PCB with digital blue circuit background

Building- & Home Automation / Datacom & Telecom / E-Mobility / Energy / Industrial & Automation / Infrastructure / Lighting / Medical / Railway / Test & Measurement / Transportation

Isolated DC/DC Converters: Implement a Discrete Solution or use an Integrated Module?

May 12, 2026

Discover the technical and economic flexibility of RECOM’s isolated DC/DC modules and IC-based discrete solutions – from plug-and-play modules to flexible system architectures.

The headquarters of RECOM Power Systems

RECOM Power Systems Expands RECOM’s Global Power Portfolio

Jul 24, 2025

Delivering rugged, high-power solutions that expand RECOM’s reach into custom and mission-critical applications through innovation, market growth, and technical excellence.

RECOM's DIN rail mounted RACPRO1 series

Building- & Home Automation / Datacom & Telecom / Energy / Industrial & Automation / Infrastructure

RACPRO1: AC/DC DIN Rail Power Supply for Mission-Critical Industrial Automation Applications

Apr 7, 2025

The RACPRO1 series is a robust family of AC/DC DIN rail power supplies built to optimize energy efficiency, reliability, and longevity for industrial automation and renewable...

RACPRO1 e-Fuse module with load indicators

Building- & Home Automation / Datacom & Telecom / Energy / Industrial & Automation / Infrastructure

DIN Rail Smart Protection: RACPRO1 E-Fuse Modules

Feb 12, 2025

The RACPRO1 e-Fuse series offers advanced DC protection with intelligent load current limiting, overload and fault detection, and simplified installation. Unlike traditional...

Illustration of a microgrid integrating solar, wind, lithium-ion storage, and residential energy systems

Building- & Home Automation / Energy / Industrial & Automation / Infrastructure / Transportation

DC Microgrid Power Supplies: Universal Solutions for Industrial Automation

Jan 20, 2025

Mains electrical distribution in buildings varies by voltage levels and specifications based on factors like application needs, safety, and history. For AC distributions,...

Lemon slices and honey with a wooden dipper on a white background

Avionics & Aerospace / Building- & Home Automation / Datacom & Telecom / Defense & Marine / E-Mobility / Energy / Industrial & Automation / Infrastructure

Is your Power Supply SOUR (Same Old sUpply Range) or SWEET (Super Wide and Effectively EfficienT)?

Nov 27, 2024

Mains electrical distribution in buildings varies by voltage levels and specifications based on factors like application needs, safety, and history. For AC distributions,...

Digital network connection and cloud computing concept with icons and data visualizations

Automotive / Avionics & Aerospace / Building- & Home Automation / Datacom & Telecom / Defense & Marine / E-Mobility / Energy / Industrial & Automation / Infrastructure / Lighting / Medical / Nautic / Railway / Transportation

Efficient Gate Drive Power for IGBTs, Si, and SiC MOSFETs

Jul 30, 2024

Optimizing power stage design needs adaptable gate drive solutions for evolving technologies like Si, SiC, and GaN. This paper highlights the benefits of isolated DC/DC...

Bare feet on green grass

Avionics & Aerospace / Building- & Home Automation / Datacom & Telecom / Defense & Marine / Industrial & Automation / Infrastructure

The Ground Rules: Earthing, Class, and EMC

Jul 5, 2024

Simply grounding the output of a standard class II AC/DC switching power supply can create EMC problems. The solution is to use an external mains filter or to select a RECOM...

The Time/Cost/Quality Triangle

Streamlining Power Supply Design to Optimize SWaP-C and Accelerate TTM

Mar 25, 2024

Power supply solutions also tend to be some of the most expensive components in the system bill-of-materials (BOM).

Exploded view of a RECOM DC/DC converter with coil, PCB, and casing

Industrial & Automation / Medical

New Isolated DC/DC Topology Maximizes Reliability while Mitigating Cost & Supply Chain Disruption

Mar 25, 2024

Transforming Legacy Industry Essential: Optimal Balance, Flexibility, and Automation. Explore how a traditional industry staple has evolved for improved efficiency, reduced...

City harbor at dusk

Supply Chain Assessment

Jun 16, 2023

A subsequent whitepaper will expand on the identified items and offer guidance on managing the supply chain resources mentioned in the preceding document. It was developed...

Supply Chain Management

Supply Chain Management

Jun 16, 2023

The whitepaper shares some design guidelines and advice on how to reduce failure causes and simplify the design - with application examples for a better comprehension.

Charging battery with cables

Building- & Home Automation / E-Mobility / Energy / Industrial & Automation / Infrastructure

Energy Storage (ES) at the System Level

Jun 16, 2023

This whitepaper will provide a solid overview of energy storage (ES) fundamentals, with a focus on ES solutions at the system level. Gain insights into capacitors vs....

Digital representation of a butterfly's life cycle in a glowing blue design

The Evolution of Robust & Cost-effective, Isolated DC/DC Converters

Jun 16, 2023

The isolated power converter has a rich history of bringing modern, complex, efficient, and SAFE electronics to fruition.

EMC test chamber with horn antenna

Avionics & Aerospace / Defense & Marine

MIL Grade EMC Filter for DC/DC Converters

Jun 16, 2023

DC/DC-converters are electronic devices that can change a direct current (DC) voltage into another DC voltage. They can act like an isolating transformer or a step-up or...

Charging station with attached electric car at dusk

Energy / Industrial & Automation / Infrastructure / Medical

Size & Cost-Optimized Power Solutions for Non-tethered Applications

Jun 16, 2023

Modern advancements in power supplies and powered solutions are transforming the “inconvenient necessity” of the system into highly-enabling features that are driving a...

Visual staking out of a property

Build or Buy 2: Evaluating the Resources

Jun 14, 2023

On the topic “Build or Buy?” [1], we took a fresh, holistic view on perspectives for addressing this difficult, yet common question that system designers and board engineers...

10kW bidirectional AC/DC converter unit showcasing internal components

E-Mobility / Energy / Industrial & Automation / Transportation

How to make a 10kW Bidirectional AC/DC Converter

May 25, 2023

This whitepaper starts with who needs a high power bidirectional AC/DC converter and follow that ups with what recent developments have occurred that makes such designs...

RBBA3000-50 is a high-current (50A) intelligent buck–boost converter

Avionics & Aerospace / Datacom & Telecom / Defense & Marine / E-Mobility / Energy / Industrial & Automation / Infrastructure / Transportation

RBBA3000-50: High Current, Non-Isolated DC/DC Converter

May 25, 2023

The RBBA3000-50 is a high-current (50A) intelligent buck–boost converter based on an internal digital signal processor.

RKZ and RxxP22005D series power modules

Robust Transistor Circuit Design with IGBTs and SiC-MOSFETs

Feb 5, 2019

This whitepaper shares some design guidelines and advice on how to reduce failure causes and simplify the design - with application examples for a better comprehension.

DC/DC converter with the RECOM R1SX series module, showing the input and output DC connections

Building- & Home Automation / Datacom & Telecom / E-Mobility / Energy / Industrial & Automation / Infrastructure / Transportation

Isolated DC/DC Converters: Key Concepts, Applications, and Safety Standards

Feb 5, 2019

Our whitepaper shows the concepts and components to create the desired isolation in DC/DC converters, which are used in critical applications, where a higher level of...

RCD-24 series LED driver module by RECOM

Lighting

High Power DC/DC LED Applications: Ensuring Consistent Brightness and Efficiency

Feb 5, 2019

What we want to show in this whitepaper is how constant current sources are used to keep the brightness of all single LEDs in a LED system on the same level.

EMC chamber

Power Supply Meets EMC: Essential Testing, Design, and Protection

Feb 5, 2019

In this whitepaper we give a short introduction to basic EMC knowledge and which EMC considerations are key in designing power supplies. The shown EMC tests can trace the...

GaN and Si grid diagram

DC/DC Converters for GaN Gate Drivers

Feb 5, 2019

This whitepaper shows how the usage of DC/DC converters with low leakage capacitance and compliance with design guidelines eliminate these causes of failure and simplify the...

R-REF01-HB

Industrial & Automation

Modification Instruction R-REF01-HB

Feb 5, 2019

This whitepaper shares the modification introduction for R-REF01-HB. You can use the same DC/DC converter to generate a single ended 18V supply with some minor modifications...

Power converter noise levels at different frequencies with various inductor models and EMC results

Specifying Line Inductors for Power Converter Noise Filters

Feb 5, 2019

The performance over the full frequency range can vary significantly between different component suppliers for parts with the same nominal characteristics. The variation in...

Medical Power Supply

Energy / Industrial & Automation

DC/DC Converters with 20kVDC Isolation

Feb 5, 2019

This whitepaper discusses the applications and hazards of using high DC voltages and explains how high isolation DC/DC converters can be used to enhance safety.

Input VDC vs. Output Current

Automotive / Building- & Home Automation / Datacom & Telecom / E-Mobility / Industrial & Automation / Transportation

Challenges in the Design of Higher Voltage DC/DC Switching Regulators

Feb 5, 2019

This whitepaper explores some of the design and component choice decisions from RPMH and RPMB required to cope with higher input voltages up to 36VDC or 65VDC respectively...

Psi vs Theta

Industrial & Automation

Psi vs Theta

Feb 5, 2019

This whitepaper describes how the maximum operating temperature of a converter can be determined and explains the difference between thermal impedance (Theta) and the thermal...

Employee of the automation industry

E-Mobility / Energy / Industrial & Automation / Transportation

Design Considerations for High-power AC/DC Power Supplies

Feb 5, 2019

Learn the key considerations for power solutions in heavy automation for next-generation robotics and e-mobility systems.

Team meeting

Semi Custom Power Supplies: Build or Buy

Feb 5, 2019

This whitepaper seeks to enable engineers to make the most informed decision when answering the "Build or buy?" question. Read on to learn more.

DC/DC converter

SMD Technologies used in DC/DC Converters

Feb 5, 2019

This whitepaper shows the main reasons why our customers are increasingly requesting SMD pinned parts.