High-Quality Power Modules at Low Cost

DC/DC

Whether regulated or unregulated, isolated to 10kVDC, or carefully designed for extremely high ambient temperatures of +100°C - RECOM offers a suitable DC/DC converter for every application. Unregulated DC/DC converters are typically used in general purpose power isolation and voltage matching applications and feature a full industrial operating temperature range of -40°C up to +85°C without derating. Regulated DC/DC converters are designed for industrial applications, can drive high capacitive loads and operate over a broad temperature range without derating. Furthermore they provide stable output voltages when the input voltage suddenly changes.

RPMB Series DC/DC Switching Regulators

RECOM Power’s 2 A and 3 A surface-mount DC/DC switching regulators are very efficient

The RPMB series is extremely efficient with a rating of 94%, as well as an exceptionally wide operating ambient temperature range of -40°C to +100°C with derating. Both series come in a compact 12.0 mm x 12.0 mm x 3.75 mm package which is complete with six-sided shielding for optimal EMC performance and heat management. This power-dense converter is also fully protected against short circuit, overcurrent, and overtemperature conditions and can drive high capacitive loads of up to 0.2 F.

2 W Low-Cost DC/DC Converters Offer High Isolation

The RKZE series is a low-cost solution for PCB mounted DC/DC power where high isolation and wide operating temperature range are also required

The RKZE series are encased in an industry standard SIP7 footprint. They have an impressive operating temperature range of -40°C to +95°C. These modules are pin-compatible with the RK and RH converter series, offering a simple way to upgrade a 1 W high isolation supply to 2 W. Standard isolation is 3 kVDC, and the /H version is factory tested to 4 kVDC. Single or dual outputs are available with optional continuous short circuit protection (/P suffix).

Cost-Effective, High-Quality RFB, RFM, and RFMM 5 VDC to 5 VDC Isolated Converters

The RFxx-0505S 1 W DC/DC converters are available in SIP4 or SIP7 cases and are ideal for cost conscious application needs.

The RFB, RFM, and RFMM DC/DC converters are fully specified 5 VDC to 5 VDC with 1 or 4 kVDC isolation. Other specifications include an industrial operating temperature range of -40°C to +85°C and UL/EN certifications.

1 W DC/DC converters cover dual output voltage applications

R1DX thumbnail sized DC/DC converters are low cost and high quality open-frame SMD converters.

The R1DX series operates from 5 V and offer ±5, ±9, ±12, or ±15 dual outputs. The modules operate at a wide temperature range from -40°C to +95°C without derating and can drive up to ±1,000 µF capacitive loads, which is currently higher than the competition. The series is fully certified to IEC/UL/EN62368-1 and UL60950-1 and is 10/10 RoHS compliant. Class A EMC conformity requires only an input capacitor, and a simple, low-cost LC filter is all that is needed for Class B EMC.

Innovative Open-Frame DC/DC Converter

RECOM’s R1SX series have nearly a 20% lower profile than the industry standard due to their unique inverted transformer design. The series is fully certified to UL/IEC/EN62368-1 and UL60950-1

These thumb-nail sized SMD DC/DC converters can be used to isolate 3.3 V and 5 V supplies to separate control functions so that any local faults, short-circuits or electrical interferences do not cause system-wide outages. These converters leverage the fully automated manufacturing techniques to deliver stable performance and consistent high-quality at a very competitive price. There is no minimum load required and the quiescent consumption is less than 150 mW. The converters can drive up to 2200 μF of high capacitive load, which is 40 times higher than the competition. An isolation of up to 3 kVDC (/H option) makes them an ideal solution for isolating data transfer lines in e.g. CAN bus and as they are pin-compatible with the industry-standard footprint, they are also suitable for a wide range of industrial automation equipment.

RSOE and RSE DC/DC Converters

The RSOE and RSE single-output DC/DC converters are designed for industrial applications.

The RSOE/RSE is a low cost isolated, regulated and short-circuit protected DC/DC converter designed for industrial applications. A compact SIP8 case size, 2:1 input, 2 kVDC isolation and a wide operating temperature range of -40°C to +85°C without derating makes the RS(O)E series ideal for industrial, transport and general-purpose on-board 5 V power supplies. Industrial Class A EMC levels can be met with a simple Pi-filter and the converters come with a three-year warranty.

1 Watt DC/DC SMD Converters

R1SE Series drives down the Cost of 1 Watt DC/DC SMD Converters.

The pricing has now been further reduced on the R1SE Series from RECOM, with 1 watt of power, 1000 VDC isolation, and 5 V input/output, is the first release in the new economical “E-class”. These converters are primarily used to provide isolation for the interfaces of bus systems. In these applications, operating temperatures of +85°C without de-rating are sufficient. It is unnecessary to use high-grade temperature components that de-rate down to +85°C.

The case, measuring only 12.75 x 10.7 x 6.7 mm and consisting of two parts, has been designed so that potting is not necessary - further reducing the material cost. Weighing only 1 gram, this lightweight component can be positioned quickly and precisely with automatic placement equipment. Although un-potted, the 100% lead-free design enables it to withstand all thermal cycling in the vapor phase solder processes. The modules are UL60950 certified.

1 Watt DC/DC Through Hole Converters

The ROE / REE / RBE Series of 1 W DC/DC converters

These series are available in three different form factors - SIP4 for the ROE-0505S and SIP7 for the REE-0505S and RBE-0505S with two alternative pinning. Designed to offer high quality despite the very low cost; they offer reasonable efficiency and still meet the full industrial operating temperature range of -40° to +85° C. All converters are 100% tested in production and UL certified.

1 Watt DC/DC Highly Isolated Converters

The RKE/H Series deliver High Isolation at a low cost

The RKE-0505/H series is an unregulated DC/DC converter series that has been designed to offer high quality despite its low cost; the series offers reasonable efficiency and still meets the full industrial operating temperature range of -40° to +85° C. The 1W converters of the RKE/H series in SIP7 housing offer high isolation of 3.75kVDC and 5V input/output. The converters of the E-series also have to pass the same rigorous quality tests as the standard series and offer UL certification.

AC/DC

AC/DC modules for IoT systems must be highly efficient at both low load and full load and due to their high efficiency over a wide load range and low no load power consumption the low-cost RAC series are space-saving, reliable and affordable options for sensors, processors and actuators.

NEW RAC03-K Series AC/DC Converters

The RAC03-K has a minimal footprint of 1" x 0.9", no-load power consumption, and optimized standby mode. It has the standard 85 VAC to 264 VAC, an operating temperature range of -40°C up to +60°C (up to +80°C with 2 W usage), is EMC compliant including class B emissions, and is internationally certified.

NEW RAC3.5-K/277 Series AC/DC Converters

The RAC3.5-K/277 is a 3.5W power supply converter developed with enhanced performance capabilities suitable for industrial applications. It is able to accept input voltages of 85VAC up to 277VAC and offers an impressive operating temperature range of -40°C to +90°C. With the RAC3.5-K/277, the standby mode has been optimized and it is able to provide high efficiency over the entire load range. It is compact in size with only a 1” x 1.25” footprint. The module is also overvoltage and overcurrent protected, as well as EMC compliant to EN55022 Class “B” reaching a minimum 6dB margin on both radiated and conducted readings without requiring external components. It is internationally certified for industrial, domestic and ITE.

NEW RAC04-K/277 Series AC/DC Modules

The RAC04-K/277 series is a 4W converter capable of 80VAC to 305VAC and continuous out power in harsh environments up to 5000m (16,000 ft) altitude. It has an operating temperature range of -40°C to +75°C, is energy efficient, EMC complaint, and s internationally certified for industrial, domestic, ITE, and household applications. It is ideal for IIoT, IoT, and household applications.

RAC05-K Series AC/DC Converter

5W AC/DC converter offers high power density in 1" x 1" case

RECOM has developed a low cost 5W AC/DC converter in a tiny 1" x 1" package, offering an impressive power density of 7.7 Watt/inch³. These converters are specially designed to supply IoT and factory automation applications. Their low no-load power consumption excellent light load efficiency makes them ideal for IoT, Industry 4.0, and sensor applications. Standard output voltages are 3.3, 5, 12, 15 and 24 VDC. For industrial applications requiring a slightly higher input voltage, the series also includes the RAC3.5-K/277 & the RAC05-K/277 with an input range of 85VAC to 277VAC, while the RAC05-K/480 is able to accommodate an input range of 85VAC to 305VAC.The RAC05-K series are fully certified to UL/IEC/EN60950-1 and UL/IEC/EN62368-1 (with the exception of the RAC05-K/480).

NEW RAC05-K/277 Series AC/DC Converter

RECOM's 5W AC/DC power supplies are able to accept input voltages from 85 VAC up to 277 VAC

The RAC05-K/277 is a 5W AC/DC compact module that were designed for extended input lines and extreme temperatures from -40°C up to +85°C. It is built to operate with mains voltages from 85 VAC up to 277 VAC, and are EMC compliant to EN55022 class “B” without the need for external components. These converters feature fully protected outputs and international safety certifications for industrial, domestic, and ITE as well as global household standards.

NEW RAC05-K/480 AC/DC Converters

RECOM’s 5 W AC/DC converters for industrial input voltages of up to 480 VAC

The RAC05-K/480 is a 5W AC/DC module designed for harsh industrial and outdoor mains conditions. These PCB-mount converters are rated to OVC III conditions from 100 VAC to 480 VAC nominal input lines with phase-to-phase or single-phase operation without any external components needed. The modules support an operating temperature range from -40°C to +80°C and come with fully protected outputs for EMC class A and B compliance. They are international safety certified for industrial, domestic, and ITE as well as household standards.

RAC10-K Series AC/DC Converter

10 W AC/DC in compact 2" x 1" case for IoT systems

To meet the latest requirements of IoT systems, RECOM has developed a low cost 10W AC/DC converter series in an industry standard 2" x 1" package. The RAC10-K/277 converter series are highly efficient PCB-mount power conversion modules with ultra-low energy losses even in light load conditions. This makes them a benchmark for always-on and standby mode operations in IoT and smart building applications. For global compatibility they offer a wide input voltage range from 85 to 305 VAC. Since they are designed for IoT and household applications, they come with international safety certifications for both industrial and household standards and they comply with EMC Class B without the need of any external components. The 140% peak power capability makes them suitable for high start-up currents or nonlinear loads in process automation.

15 W and 20 W AC/DC power supply converters

RAC15-K/RAC20-K series AC/DC converters are designed for low power IoT and household applications

The RAC15-K and RAC20-K series is PCB-mounted or wired AC/DC modules with ultra-low energy losses especially in light load conditions making them ideal for always-on and standby mode operations. Both the RAC15-K and RAC20-K can operate within a temperature range of -40°C to +80°C and offer fully protected 5 V single outputs. They easily meet EMC class B without the need for any external components.

Switching Regulator

The R-78S is a switching regulator designed to run from single cell batteries. The input voltage range of 0.65 V to 3.15 V means that alkaline, NiCd, NiMH, zinc-carbon, or lithium chemistry cells can be used to generate a stable 3.3 V output to power microprocessors, transmission units, and IoT systems.

R-78S Series Single Output Switching Regulator

R-78S series extends battery lifetimes to the "last gasp"

The R-78S is a DC/DC boost converter designed to run from single cell batteries. The input voltage range of 0.65 V - 3.15 V means that alkaline, NiCd, NiMH, zinc-carbon or lithium chemistry cells can be used to generate a stable 3.3 V output to power microprocessors, WLAN/Bluetooth modules and IoT systems. The very high efficiency and low standby consumption can be used to extend battery lifetimes until the "last gasp" to get the maximum available energy out of the cell.

R-78E Switching Regulator Module

The R-78E low-cost switching regulator saves engineers significant development time and keeps their BOM under budget.

R-78E switching regulator module now offers all the advantages of a switching regulator (high efficiency, wide input voltage range, accurate output voltage regulation) at low cost. The R-78E offers a risk-free, pre-tested solution that makes designing a switching regulator circuit redundant. The R-78E meets all of the most commonly requested specifications without compromising quality and reliability.

The input voltage covers the 7 VDC to 28 VDC range, allowing operation from both an industrial 24 V bus or from either a 9 V or 12 V battery. The converter is fully protected against overload, short circuit, and over-temperature conditions. Due to the R-78E’s high efficiency of up to 92% at output voltages of 3.3 V/500 mA or 5 V/500 mA, no heat-sink is required for operation over the full industrial temperature range of -40°C to +85°C (+70°C without derating). The compact SIP3 package, TO-220 compatible, measures only 11.6 x 8.5 x 10.4 mm saving precious board space. The R-78E is UL60950 certified

R-78HE-0.3 Series Single Output Switching Regulator

R-78HE-0.3 series has been specially designed for battery-powered use

RECOM's R-78HE-0.3 series was developed for battery-powered applications, including lithium-ion. It can withstand a 100V surge, has an input range for 6.5V up to 72V, operating temperature range of -40°C up to +105°C, and an efficiency rating of 83%. It comes in a SIP3 package and is short circuit and overcurrent protected.

RPM Series DC/DC Converters

RECOM’s innovation increases power density, as well as efficiency, of a non-isolated SMD switching regulator in a DOSA footprint

RECOM Power's RPM series is an impressive DC/DC module boasting an efficiency rating of up to 99% and providing one of the highest power densities on the market. These converters provide either 1 A, 2 A, 3 A, or 6 A and are thermally optimized to dissipate heat to deliver full output at up to 90°C without derating or forced air cooling. They possess a remarkably wide operating temperature range of -40°C to +107°C.

These switching regulators are encased in a low profile 3.75 mm metal with six-sided shielding and an attached ground plane guaranteeing optimal EMC performance. This LGA packaging also allows for the inclusion of an exceptionally high powered IC. Both input and output capacitors are included eliminating the need for any external components. With the ability to adjust output, sequence, soft-start control, on/off control, and power good signals, these power modules are ideal for IoT, Industry 4.0, and POL applications.

Open Frame Surface Mount Modular Switching Regulator

The ROF-78E Series high-efficiency switching regulators are ideally suited to replace SMD linear regulators.

The ROF-78E is a low profile, postage-stamp-sized SMD DC/DC power supply module designed to provide 5 V or 3.3 V at up to 0.5 A continuous load (0.95 A peak). It is also short circuit, overload and over-temperature protected. An enable connection is provided to allow sequential start-up and shutdown control. The modules small footprint of 12.5 mm x 13.5 mm and a height of only 4.5 mm will find many applications in low-profile PCBs, rack-mounted cards and restricted space designs. The high efficiency of up to 87% means that no heatsinks or forced cooling is required to meet the -40°C to +75°C ambient temperature range (no derating). The affordable ROF-78E is subjected to the same rigorous RECOM quality checks as all other SMD products and features UL60950 certification.