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Isolated DC-DC converters convert a source of direct current (DC) from one voltage to another and contain an electrical barrier between the input and output to improve safety. They are suitable for a range of applications, including telecommunication equipment, industrial equipment, and consumer electronics.

RS offer a comprehensive selection of high-quality Converters from industry-leading brands including TDK-Lambda, XP Power, Murata Power Solutions, Recom, and many more.

### What are they used for?

Isolated DC-DC converters are used within equipment and devices containing different circuits or sub-circuits where it is necessary to convert the voltage of a DC supply from one level to another. For converting AC to DC, an [AC-DC converter](https://uk.rs-online.com/web/c/semiconductors/power-management-ics/ac-dc-converters/) would be used.

### Types of isolated DC-DC converters

Isolated DC-DC converters come in a wide range of input and output voltages in both single outputs, dual outputs. We also offer medical and railway-approved converters for safety-critical applications.

### Package or Module Types

Isolated DC-DC converters come in many shapes and packages to suit every eventuality. Some of the most popular are:

- DIP16
- DIP24
- PDIP
- SIP
- Encapsulated
- Full and half brick

### Mounting Types

DC-DC converters are used in many different environments and applications so they need to be easy to mount or install. Our products come in a range of mounting options including:

- Chassis mount
- DIN-Rail mount
- Flange mount
- PCB mount
- Rackmount
- Surface mount
- Through-hole

### The advantages of isolated DC-DC converters

Meet international safety standards and regulations.Electrical isolation provides additional safety to personnel in case of internal failure.Wide range of voltage conversion with high efficiency.Certain models are railway- and medical-approved.



Shop our range of Isolated DC-DC Converters supplies & accessories. Free Next Day Delivery. Browse our latest Isolated DC-DC Converters offers.

DC to DC Converters, Non Isolated & Isolated | RS

DC-DC Converters

Buy from our selection of fixed installation car power adapters from Mascot. At RS, we strive to give you the best offers from our supplier and to promptly deliver in the shortest time.

Mascot Fixed Installation Car Power Adapters | RS Components

Buy from our selection of Dc-Dc Converters from Murata. At RS, we strive to give you the best offers from our supplier and to promptly deliver in the shortest time.

Murata DC-DC Converters | RS

Traco Power DC-DC Converters. Browse our latest. Traco Power DC-DC Converters Free Next Day Delivery.

Traco Power DC-DC Converters | RS

<p>Founded in 1944, Traco Power have over 120 employees based in 5 different locations- Switzerland, France, Germany and America. Traco Power stock over 5000 different items and pride themselves on being leading manufacturers of DC-DC Converters, so please check out our Traco Power DC-DC Converter range, available for next day delivery!</p><p>DC-DC Converters are high frequency conversion circuits that are used within electrical equipment to send a current from one voltage to another, creating an electrical barrier to improve the safety of the electrical input and output. These converters typically work at 90% proficiency, DC-DC Converters are simple to install as they are used in so many different environments.</p><p>There are two types of DC-DC Converters, one being isolated and the other being non-isolated, choosing the converter you need is decided on whether the input ground is connected to the output ground. Isolated DC-DC Converters ae used to convert voltages of a DC Supply from different levels in devices where there are numerous different circuits or subcircuits. </p><p>Our Traco Power DC-DC Converter range meets international safety standards and regulations and we provide a wide range of voltage conversion with high efficiency.</p>

Browse our range of Traco Power DC-DC Converters TBA 1 Series available at RS with Free Next Day Delivery.

Traco Power DC-DC Converters TBA 1 Series | RS

<p>Traco Power is known as a leading global power supply expert within the electronics sphere. With over 30 years experience in the design and manufacturing of DC-DC and AC-DC power supply solutions. Traco Power TBA 1 series DC-DC converters have been manufactured in a conventional SIP-4 plastic packaging material measuring 0.46 x 0.24 x 0.38″. The TBA 1 series have been curated to provide basic isolation of circuits for a variety of application types. Manufactured for low power applications to help ensure performance levels are enhanced where space is minimum. You can rely on Traco Power for reliable and high-performing power supply solutions.</p><p>In need of a DC-DC converter? DC-DC Converters are known as components that can store electrical energy on a temporary basis. This energy is then transferred from one voltage to another level. DC is an abbreviation for the term direct current. Traco Power DC-DC converters are the most common type of converter which provide the ability to provide isolation between low power circuits. The TBA 1 series will help ensure that your design idea is materialised, whilst ensuring the quick adaptability of potential design ideas.</p><p>What factors should you consider when looking for a Traco Power DC-DC converter? Attributes such as the output voltage, input voltage range, output current and number of outputs should all be considered. Traco Power TBA 1 series DC-DC converters have been meticulously developed to ensure notions of optimum quality and dependability are exceeded. Traco Power TBA 1 series also features higher efficiency and continuous short circuit protection and improves isolation from the standard 1000 VDC to 1500 VDC. You can also benefit from wider operating temperature ranges from -40°C to 85°C without derating. Traco Power is a brand you can rely on to ensure optimum performance.</p><p>Traco Power TBA 1 series DC-DC converters ensure quality and longevity. Increased efficiency levels of up to 82%. Standard features include 3.3, 5, 12, 24 V inputs with standard input voltages ranges of ±10%; and single outputs of 3.3, 5.1 ,12, 15 VDC. Includes integrated short circuit protection, whilst improving reliability levels. All models comply with the required safety standards. The Traco Power TBA 1 series is suitable for a wide range of application types. To ensure the smooth sailing of your power supply circuitry please browse RS for our range of Traco Power TBA 1 series DC-DC converters. Available with free next day delivery.</p>

Please browse Traco Power DC-DC Converter TBA 2 Series with Free Next Day Delivery.

Traco Power DC-DC Converter TBA 2 Series | RS

<p>Traco Power is known as a leading global power supply expert within the electronics sphere. With over 30 years experience in the design and manufacturing of DC-DC and AC-DC power supply solutions. Traco Power TBA 2 series DC-DC converters have been manufactured in a conventional SIP-7 plastic packaging. The TBA 2 series have been curated to provide basic isolation of circuits for a variety of application types. Manufactured for low power applications to help ensure performance levels are enhanced where space is minimum. You can rely on Traco Power for reliable and high-performing power supply solutions.</p><p>Looking for a high-quality DC-DC converter? Traco Power is to the rescue, providing you with reliable products that have no compromise on quality. Useful for a variety of application types. The TBA 2 series ticks all the boxes. Popular use within cost sensitive high-volume projects. Merging innovative engineering with power supply solutions. Enhanced reliability whilst ensuring maximum automation within manufacturing processes. Continuous short circuit protection, reliability and efficiency is achieved.</p><p>The TBA 2 series provides basic isolations of circuits which is suitable for a wide variety of low power applications. Performance and efficiency levels are enhanced through high quality reliable designs. These designs meet the industry standard sip DC-DC footprint, whilst being a drop-in replacement for previous generations. Single output versions offer 5, 9, 12, and 15 voltage output while dual output versions include ± 5, 12, and 15 volt outputs. Whilst offering an operating temperature range between -40°C to 90°C without derating and I/O isolation 1500 VDC or 3000 VDC. Unregulated output levels with input voltage ranges ± 10%. Look no further, the solution to your problems is right here with Traco Power. Please browse our range of Traco Power DC-DC converters TBA 2 series available with free next day delivery.</p>

Browse Traco Power DC-DC Converters TME Series with Free Next Day Delivery.

Traco Power DC-DC Converters TME Series | RS

<p>Traco Power is known as a leading global power supply expert within the electronics sphere. With over 30 years of experience in the design and manufacturing of DC-DC and AC-DC power supply solutions. The TME series consists of a range of isolated sub-miniature DC-DC converters enclosed in a SIP-package. The efficient design requires only 0.7 cm2 of board space. Crafted with utmost precision and attention to detail. A solution to offering isolated voltages. A symphony of innovation and compactness. The unwavering commitment to excellence is depicted through its modern surface mount design and level of reliability.</p><h4>What are the benefits of Traco Power DC-DC converters TME series?</h4><ul><li>Unregulated outputs</li><li>I/O isolation voltage of 1000 VDC</li><li>Soaring efficiency levels of up to 80%</li><li>High efficiency levels supported with operating temperature range between -40°c to +85°c</li><li>Recommended for new designs</li><li>Full SMD design</li><li>These converters present an optimal solution for various applications where space is a premium for board-level power distribution</li></ul><p>Here at RS we have a comprehensive array of Traco Power converters for you to pick from, so you can find the right DC-DC converter for your project. Browse our range of Traco Power DC-DC converters within the Traco Power TME series available at RS with free next day delivery.</p>

Browse Traco Power DC-DC Converters TMA Series with Free Next Day Delivery.

Traco Power DC-DC Converters TMA Series | RS

<p>Traco Power is known as a leading global power supply expert within the electronics sphere. With over 30 years of experience in the design and manufacturing of DC-DC and AC-DC power supply solutions. The TMA series are like mini superheroes in the world of electronics. The TMA series are isolated 1W DC-DC converters tucked snugly into a single-in-line package (SIP). Talk about saving space – they only need 1.2 cm2 of room on your board! So, if you're working on a project where every inch counts, these converters are like the perfect puzzle piece.</p><h4>What are the benefits of Traco Power DC-DC converters TMA series?</h4><ul><li>Non-regulated output</li><li>Choice of single and dual output models</li><li>I/O isolation voltage of 1000 VDC</li><li>High efficiency levels supported with operating temperature range between -40°c to +85°c</li><li>Leveraging Surface Mount Device (SMD) technology enables the delivery of an effective product with superior performance</li><li>Recommended for new designs</li><li>These converters present an optimal solution for various applications where space is a premium for board-level power distribution</li></ul><p>Here at RS we have a comprehensive array of Traco Power converters for you to pick from, so you can find the right DC-DC converter for your project. Browse our range of Traco Power DC-DC converters within the TMA series available at RS with free next day delivery.</p>

Browse Traco Power DC-DC Converter TMV Series with Free Next Day Delivery

Traco Power DC-DC Converter TMV Series | RS

<p>Traco Power is known as a leading global power supply expert within the electronics sphere. With over 30 years of experience in the design and manufacturing of DC-DC and AC-DC power supply solutions. The TMV series are the ideal solution for your converter needs. The TMV series are isolated 1W DC-DC converters tucked snugly into a single-in-line package (SIP). Ideal for saving space – they only need 1.2 cm2 of room on your board! Perfect for those projects where space is limited.</p><h4>What are the benefits of Traco Power DC-DC converters TMV series?</h4><ul><li>Industry standard pinout</li><li>Unregulated device</li><li>I/O isolation voltage of 3000 VDC</li><li>High efficiency levels supported with operating temperature range between -40°c to +85°c</li><li>Leveraging Surface Mount Device (SMD) technology enables the delivery of an effective product with superior performance</li><li>These converters present an optimal solution for various applications where space is a premium for board-level power distribution</li></ul><p>Here at RS we have a comprehensive array of Traco Power converters for you to pick from, so you can find the right DC-DC converter for your project. Browse our range of Traco Power DC-DC converters within the TMV series available at RS with free next day delivery.</p>

Browse Traco Power DC-DC Converter TMV-HI Series with Free Next Day Delivery

Traco Power DC-DC Converter TMV-HI Series | RS

<p>Traco Power is known as a leading global power supply expert within the electronics sphere. With over 30 years of experience in the design and manufacturing of DC-DC and AC-DC power supply solutions. The TMV-HI series are the ideal solution for your converter needs. The TMV-HI series comprises of 1-Watt non-regulated DC/DC converters featuring exceptionally high input-to-output isolation. These converters are conveniently packaged in an ultra-compact SIP-7 format.</p><h4>What are the benefits of Traco Power DC-DC converters TMV-HI series?</h4><ul><li>Unregulated device</li><li>Ultra-compact SIP-7 package</li><li>I/O isolation voltage of 5200 VDC</li><li>Dedicated for IGBT applications</li><li>High efficiency levels supported with operating temperature range between -40°c to +95°c</li></ul><p>Here at RS we have a comprehensive array of Traco Power converters for you to pick from, so you can find the right DC-DC converter for your project. Browse our range of Traco Power DC-DC converters within the TMV-HI series available at RS with free next day delivery. </p>

Browse Traco Power Non-Isolated DC-DC Converters. Available with free next day delivery.

Traco Power Non-Isolated DC-DC Converters | RS

<p>Traco Power is known as a leading global power supply expert within the electronics sphere. With over 30 years of experience in the design and manufacturing of DC-DC and AC-DC power supply solutions. Traco Power is a reputable manufacturer of power supply solutions, including non-isolated DC-DC converters. Non-isolated DC-DC converters are devices that convert a DC voltage from one level to another without providing electrical isolation between the input and output. These converters are often built with a compact form factor, making them suitable for applications with limited space or where size is a critical factor.</p><p>These converters typically support a wide input voltage range, allowing flexibility in accommodating different input power sources. Non-isolated DC-DC converters from Traco Power often incorporate voltage regulation mechanisms to maintain a stable output voltage despite variations in the input voltage or load conditions. Suitable for a variety of applications, including industrial automation, telecommunications, automotive, and other electronic systems. Here at RS we have a comprehensive array of Traco Power Non-isolated DC-DC converters for you to pick from, so you can find the right solution for your project. Browse our range of Traco Power Non-isolated DC-DC converters available at RS with free next day delivery.</p>

Browse Traco Power DC-DC Converters TMH Series with Free Next Day Delivery.

Traco Power DC-DC Converters TMH Series | RS

<p>Traco Power is known as a leading global power supply expert within the electronics sphere. With over 30 years of experience in the design and manufacturing of DC-DC and AC-DC power supply solutions. Meet the TMH series – super tiny 2 Watt DC/DC converters in a Single-in-Line package. With just 1.5 cm2 of board space needed, they're perfect for tight spots in power distribution. Thanks to smart SMD-technology, you get that much needed high performance. Small size, big power – that's the TMH series for you! Here at RS we have a comprehensive array of Traco Power DC-DC converters for you to pick from, so you can find the right solution for your project. Browse our range of Traco Power TMH Series DC-DC converters available at RS with free next day delivery.</p>

Browse Traco Power DC-DC Converters TZL Series with Free Next Day Delivery.

Traco Power DC-DC Converters TZL Series | RS

<p>Traco Power is known as a leading global power supply expert within the electronics sphere. With over 30 years of experience in the design and manufacturing of DC-DC and AC-DC power supply solutions. Say hello to our boxed DC/DC converters – crafted for applications where reliability and durability take center stage. Offering top-notch electric specs and meeting European EMC and low voltage standards, these converters are globally approved for use. Featuring a low-profile case and a user-friendly screw terminal block, installation in any equipment is a breeze. Trust in quality for the long haul with these converters. Here at RS we have a comprehensive array of Traco Power DC-DC converters for you to pick from, so you can find the right solution for your project. Browse our range of Traco Power TZL Series DC-DC converters available at RS with free next day delivery.</p>

Browse Traco Power DC-DC Converters for Railway Applications with Free Next Day Delivery.

Traco Power DC-DC Converters for Railway Applications | RS

<p>Traco Power is known as a leading global power supply expert within the electronics sphere. With over 30 years of experience in the design and manufacturing of DC-DC and AC-DC power supply solutions. Traco Power curate Railway approved DC-DC converters that have been designed to deliver optimal performance even in the most challenging environments. With the ability to withstand shock, intense vibration, and other challenging situations - whilst guaranteeing unwavering performance. Suitable to meet the rigorous standards for both mobile and stationary railway applications. Specifically crafted to adhere to EN50155 standard for railway applications.</p><h2>What are the main features of Traco Power DC-DC Converters that are Railway approved?</h2><ul><li>Certified to adhere to EN50155 railway approvals</li><li>Extended range of temperature varying from –40°C to + 85°C</li><li>Ideal for operation in demanding environments</li><li>Wide range of input voltage ranges available</li></ul><p>Here at RS we have a comprehensive array of Traco Power DC-DC converters for you to pick from, so you can find the right solution for your project. Browse our range of Traco Power DC-DC Converters for railway applications available at RS with free next day delivery. Traco Power specializes in providing DC-DC converters that have received railway approvals, ensuring they meet the stringent standards required for railway applications. These converters are meticulously designed and tested to operate reliably and safely within railway environments, offering optimal performance and durability. You can trust in the quality and reliability of Traco Power's power supply solutions for railway systems.</p>

Browse Traco Power DC-DC Converters TMR-3WIR and TMR-6WIR Series with Free Next Day Delivery.

Traco Power DC-DC Converters TMR-3WIR and TMR-6WIR Series | RS

<p>Traco Power is known as a leading global power supply expert within the electronics sphere. With over 30 years of experience in the design and manufacturing of DC-DC and AC-DC power supply solutions. Meet the worlds smallest certified 6-watt SIP8 DC-DC Converter that has been specifically designed for railway applications. Despite its compact size – this converter packs a punch! Delivering reliable, efficient power in demanding railway environments. Although space may be limited, reliability is paramount.</p><h2>What are the key features of Traco Power DC-DC Converters TMR-3WIR and TMR-6WIR Series?</h2><ul><li>Highly versatile converter</li><li>The converters are built to accommodate a broad voltage range (4:1)</li><li>Do not require a minimum load</li><li>Miniatured size for space efficiency</li><li>EN50155 railway approved</li><li>High levels of efficiency for thermal loss</li><li>Operating temperature ranging between -40°C to +90°C</li><li>Featuring a short circuit for an added level of safety measure</li></ul><p>Here at RS we have a comprehensive array of Traco Power DC-DC converters for you to pick from, so you can find the right solution for your project. Browse our range of Traco Power DC-DC Converters for railway applications available at RS with free next day delivery. Traco Power specializes in providing DC-DC converters that have received railway approvals, ensuring they meet the stringent standards required for railway applications. These converters are meticulously designed and tested to operate reliably and safely within railway environments, offering optimal performance and durability. You can trust in the quality and reliability of Traco Power's power supply solutions for railway systems.</p>

Browse Traco Power DC-DC Converter TEL 12WI Series with Free Next Day Delivery

Traco Power DC-DC Converter TEL 12WI Series | RS

<p>Traco Power is known as a leading global power supply expert within the electronics sphere. With over 30 years of experience in the design and manufacturing of DC-DC and AC-DC power supply solutions. Introducing the TEL 12WI series from Traco Power – consisting of 12 Watt DC-DC converters. Carefully curated to be compact and efficient. Setting a new standard for power in DIP-16 metal packages. Suitable for working with a variety of different power sources, with efficiency levels of up to 88%. With the ability to handle high temperatures up to 65°C at full power and 85°C with half the load. Featuring a built-in filter to meet emission standards. The perfect choice for saving space within industrial applications. Here at RS we have a comprehensive array of Traco Power DC-DC converters within the TEL 12WI Series for you to pick from. Browse our range of Traco Power DC-DC converters available at RS with free next day delivery. Find the right solution for your project today!</p>

Browse Traco Power DC-DC Converters TMR 12WIN Series with Free Next Day Delivery

Traco Power DC-DC Converters TMR 12WIN Series | RS

<p>The Traco Power DC-DC Converters TMR 12WIN Series provide outstanding efficiency and reliability for industrial, transportation, and telecom applications. Featuring an ultra-wide 4:1 input voltage range (9-36 VDC or 18-75 VDC) and reinforced insulation with high isolation voltage, these converters ensure safe, stable power conversion in challenging environments. Their compact, robust design is perfect for space-constrained installations, delivering consistent performance without compromising durability. Choose the TMR 12WIN Series for superior power conversion that enhances the reliability and efficiency of your electronic systems. Here at RS we have a comprehensive array of Traco Power DC-DC converters within the TMR 12WIN Series for you to pick from. Browse our range of Traco Power DC-DC converters available at RS with free next day delivery. Find the right solution for your project today!</p>

Browse Traco Power DC-DC Converters TMR 12WI Series with Free Next Day Delivery

Traco Power DC-DC Converters TMR 12WI Series | RS

<p>The Traco Power DC-DC Converters TMR 12WI Series offer exceptional efficiency and reliability for various applications, including industrial, transportation, and telecommunications. These converters feature a wide input voltage range (9-36 VDC or 18-75 VDC) and high isolation voltage, ensuring stable and safe power conversion. Their compact, lightweight design makes them ideal for space-constrained environments without sacrificing performance. Choose the TMR 12WI Series for consistent, efficient power in demanding conditions, ensuring the reliability and safety of your electronic systems. Here at RS we have a comprehensive array of Traco Power DC-DC converters within the TMR 12WI Series for you to pick from. Browse our range of Traco Power DC-DC converters available at RS with free next day delivery. Find the right solution for your project today!</p>

Please browse our range of RECOM DC-DC Converters. At RS, our aim is to give you the best offers with free next day delivery.

RECOM DC-DC Converters | RS

<p>RECOM is one of the worlds most experienced and trusted DC-DC converter manufacturers. Due to their expansive expertise, they offer one of the largest portfolios of DC-DC converters on the market, with their product range including a variety of pinning options, sizes, input/output voltage combinations and operating temperature ranges. The input/output voltage of RECOM's converters starts at a quarter of a watt and goes all the way up to three kilowatts.</p><p>RECOM invest heavily in making their portfolio of DC-DC converters the most reliable, high quality and energy efficient range available on the market. They are forever expanding the product range to suit every customers application needs and as such, they release on average a new DC-DC converter module every month.</p><p>Whether you require a converter that is regulated or unregulated, suitable for extremely high temperatures or isolated to 10kVDC, RECOM offer a suitable product.</p><h2>What does a DC-DC converter do?</h2><p>A DC-DC converter is an electronic component that provides a specific voltage and isolation between input and output in a design. The devices are designed to meet at least one of the following requirements:</p><ul><li>To provide protection against short-circuit, overheating or faults</li><li>To clarify compliance with EMC legislation, safety legislation or performance legislation</li><li>To match the primary power supply to the secondary load</li><li>To supply isolation between primary and secondary circuits</li></ul><p>Put simply, a DC-DC converter provides all different voltages used by electronic components in one single board. The isolation provided by a DC-DC converter allows engineers to comply with safety regulations, whilst solving issues such as failure protection and interferences.</p><h3>What is the difference between a regulated and unregulated DC-DC converter?</h3><p>One the one hand, regulated DC-DC converters are suitable for industrial applications due to their ability to drive high capacitive loads and operate over a vast temperature range. On the other hand, unregulated DC-DC converters are designed for use in voltage matching and general purpose isolation applications. Unregulated converters can operate under a temperature range of -40°C up to +85°C without derating.</p><h4>Why choose a DC-DC converter from RECOM?</h4><p>RECOM offer a high quality assortment of DC-DC converters, with the range including everything from non-isolated and isolated DC/DC converters, to sub-miniature SMD mount modules and half-brick power converters. RECOM's products all come with international safety certifications, as well as detailed technical datasheets, providing you with reliable, technical information about your product.</p>

Traco Power DC-DC Converters TMR 12WI Series

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