Planar Magnetics | Introduction

Standex-Meder planar magnetics include planar transformers and planar inductors available in a variety of standard core sizes with custom configurations. As more and more industries begin to feel the push toward higher efficiency and performance along with miniaturization, the planar transformer continues to emerge as an alternative to wire-wound transformers, making it ideal in certain application “sweet spots”. “This solution makes so much sense for today’s applications, and when you combine planar transformers with excellent engineering, you can get a solution that not only saves you space, time, and costs, but suits your needs uniquely and specifically. ” We are your “Application Engineering Experts”. Standex-Meder planar magnetics offer unique advantages: Patented (U.S. PAT. 7,129,809) header and terminal (U.S. PAT.7,460,002) design yielding superior thermal management • Direct thermal contact between bottom of ferrite core and heat dissipating substrate • Can attach to a substrate/heatsink with controlled temperature • Stable and precise co-planarity of terminals on both sides • Excellent solderability characteristics • Planar turn surface in direct contact core backwall, thus greatly improving thermal conductivity and reducing EMI • Flexible, low impedance terminations • Operate without any air flow for cooling • Meets required min. 8mm clearance and creepage

Custom Transformers

When it comes to Standex-Meder custom transformers “CUSTOM IS STANDARD”! Our planar transformer design capability combines excellent engineering with delivering a solution that not only saves you space, time, and costs, but suits your needs uniquely and specifically. We are your “Application Engineering Experts”.The unique P025 - P1100 planar transformer product line of custom planar transformers come in standard sizes and with hundreds of lead frames and PCB windings in stock, they can be quickly customized often without start-up or tooling costs for many power topologies, including soft switching, single or multiple outputs, different switching frequencies, and different input/output voltages as well as multi-winding inductors.

10kW-30kW Planar Transformers | Size P1100 Heatsink

10kW-30kW Planar Transformers Size P1100 Heatsink with 600A max current rating, frequency range 20-125kHZ are packaged in anodized aluminum heatsinks offering high thermal conductivity and removing heat from windings. Patented (U.S. Patent 7,460,002) terminals offer mechanical strength and very low resistance. Topologies include Full Bridge, Half Bridge, Full Bridge ZVS, Push-Pull. High efficiency (low losses), ultra compact, low-profile. Great co-planarity of terminals due to patented header offering repeatable height. Excellent solderability (Pb-free or Pb/Sn Solder). Standard sizes / customer configurations, quick custom turn-around often without start-up or tooling costs. Large secondary pins reduce temperature rise on terminals. Various terminal options available (SMD, Thru-hole, screw terminals).

10kW-20kW Planar Transformers | Size P900 Heatsink

10kW-20kW Planar Transformers Size P900 Heatsink with 500A max current rating, frequency range 40-125kHZ are packaged in anodized aluminum heatsinks offering high thermal conductivity and removing heat from windings. Patented (U.S. Patent 7,460,002) terminals offer mechanical strength and very low resistance. Topologies include Full Bridge, Half Bridge, Full Bridge ZVS, Push-Pull. High efficiency (low losses), ultra compact, low-profile. Great co-planarity of terminals due to patented header offering repeatable height. Excellent solderability (Pb-free or Pb/Sn Solder). Standard sizes / customer configurations, quick custom turn-around often without start-up or tooling costs. Large secondary pins reduce temperature rise on terminals. Various terminal options available (SMD, Thru-hole, screw terminals).

10kW-20kW Planar Transformers | Size P900

10kW-20kW Planar Transformers Size P900 with 500A max current rating, frequency range 40-125kHZ. Patented (U.S. Patent 7,460,002) terminals offer mechanical strength and very low resistance. Topologies include Full Bridge, Half Bridge, Full Bridge ZVS, Push-Pull. High efficiency (low losses), ultra compact, low-profile. Great co-planarity of terminals due to patented header offering repeatable height. Excellent solderability (Pb-free or Pb/Sn Solder). Standard sizes / customer configurations, quick custom turn-around often without start-up or tooling costs. Large secondary pins reduce temperature rise on terminals. Various terminal options available (SMD, Thru-hole, screw terminals).

3kW-10kW Planar Transformers | Size P560 Heatsink

3kW-10kW Planar Transformers Size P560 Heatsink with 400A max current rating, frequency range 40-125kHZ are packaged in anodized aluminum heatsinks offering high thermal conductivity and removing heat from windings. Patented (U.S. Patent 7,460,002) terminals offer mechanical strength and very low resistance. Topologies include Full Bridge, Half Bridge, Full Bridge ZVS, Push-Pull. High efficiency (low losses), ultra compact, low-profile. Great co-planarity of terminals due to patented header offering repeatable height. Excellent solderability (Pb-free or Pb/Sn Solder). Standard sizes / customer configurations, quick custom turn-around often without start-up or tooling costs. Large secondary pins reduce temperature rise on terminals. Various terminal options available (SMD, Thru-hole, screw terminals).

3kW-10kW Planar Transformers | Size P560

3kW-10kW Planar Transformers Size P560 with 400A max current rating, frequency range 40-125kHZ. Patented (U.S. Patent 7,460,002) terminals offer mechanical strength and very low resistance. Topologies include Full Bridge, Half Bridge, Full Bridge ZVS, Push-Pull. High efficiency (low losses), ultra compact, low-profile. Great co-planarity of terminals due to patented header offering repeatable height. Excellent solderability (Pb-free or Pb/Sn Solder). Standard sizes / customer configurations, quick custom turn-around often without start-up or tooling costs. Large secondary pins reduce temperature rise on terminals. Various terminal options available (SMD, Thru-hole, screw terminals).

2kW-6kW Planar Transformers | Size P350 Heatsink

2kW-6kW Planar Transformers Size P350 Heatsink with 300A max current rating, frequency range 40-150kHZ are packaged in anodized aluminum heatsinks offering high thermal conductivity and removing heat from windings. Patented (U.S. Patent 7,460,002) terminals offer mechanical strength and very low resistance. Topologies include Full Bridge, Half Bridge, Full Bridge ZVS, Push-Pull. High efficiency (low losses), ultra compact, low-profile. Great co-planarity of terminals due to patented header offering repeatable height. Excellent solderability (Pb-free or Pb/Sn Solder). Standard sizes / customer configurations, quick custom turn-around often without start-up or tooling costs. Large secondary pins reduce temperature rise on terminals. Various terminal options available (SMD, Thru-hole, screw terminals).

2kW-6kW Planar Transformers | Size P350

2kW-6kW Planar Transformers Size P350 with 300A max current rating, frequency range 40-150kHZ . Patented (U.S. Patent 7,460,002) terminals offer mechanical strength and very low resistance. Topologies include Full Bridge, Half Bridge, Full Bridge ZVS, Push-Pull. High efficiency (low losses), ultra compact, low-profile. Great co-planarity of terminals due to patented header offering repeatable height. Excellent solderability (Pb-free or Pb/Sn Solder). Standard sizes / customer configurations, quick custom turn-around often without start-up or tooling costs. Large secondary pins reduce temperature rise on terminals. Various terminal options available (SMD, Thru-hole, screw terminals).

1kW-3kW Planar Transformers | Size P220 Heatsink

1kW-3kW Planar Transformers Size P220 Heatsink with 250A max current rating, frequency range 60-200kHZ are packaged in anodized aluminum heatsinks offering high thermal conductivity and removing heat from windings. Topologies include Full Bridge, Half Bridge, Full Bridge ZVS, Push-Pull. High efficiency (low losses), ultra compact, low-profile. Great co-planarity of terminals due to patented header offering repeatable height. Excellent solderability (Pb-free or Pb/Sn Solder). Standard sizes / customer configurations, quick custom turn-around often without start-up or tooling costs. Large secondary pins reduce temperature rise on terminals.

1kW-3kW Planar Transformers | Size P220

1kW-3kW Planar Transformers Size P220 with 250A max current rating, frequency range 60-200kHZ . Topologies include Full Bridge, Half Bridge, Full Bridge ZVS, Push-Pull. High efficiency (low losses), ultra compact, low-profile. Great co-planarity of terminals due to patented header offering repeatable height. Excellent solderability (Pb-free or Pb/Sn Solder). Standard sizes / customer configurations, quick custom turn-around often without start-up or tooling costs. Large secondary pins reduce temperature rise on terminals.

300W-1.2kW Planar Transformers | Size P135 Heatsink

300W-1.2kW Planar Transformers Size P135 Heatsink with 100A max current rating, frequency range 100-250kHZ are packaged in anodized aluminum heatsinks offering high thermal conductivity and removing heat from windings. Topologies include Full Bridge, Half Bridge, Full Bridge ZVS, Push-Pull. High efficiency (low losses), ultra compact, low-profile. Great co-planarity of terminals due to patented header offering repeatable height. Excellent solderability (Pb-free or Pb/Sn Solder). Standard sizes / customer configurations, quick custom turn-around often without start-up or tooling costs. Large secondary pins reduce temperature rise on terminals.

300W-1.2kW Planar Transformers | Size P135

300W-1.2kW Planar Transformers Size P135 with 100A max current rating, frequency range 100-250kHZ . Topologies include Full Bridge, Half Bridge, Full Bridge ZVS, Push-Pull. High efficiency (low losses), ultra compact, low-profile. Great co-planarity of terminals due to patented header offering repeatable height. Excellent solderability (Pb-free or Pb/Sn Solder). Standard sizes / customer configurations, quick custom turn-around often without start-up or tooling costs. Large secondary pins reduce temperature rise on terminals.

150W-700W Planar Transformers | Size P110

150W-700W Planar Transformers Size P110 with 60A max current rating, frequency range 100-250kHZ. Patented (U.S. PAT. 7,129,809) design with superior thermal management. Topologies include Full Bridge, Half Bridge, Full Bridge ZVS, Push-Pull, Flyback. High efficiency (low losses), ultra compact, low-profile. Great co-planarity of terminals due to patented header offering repeatable height. Excellent solderability (Pb-free or Pb/Sn Solder). Standard sizes / customer configurations, quick custom turn-around often without start-up or tooling costs.

100W-500W Planar Transformers | Size P075

100W-500W Planar Transformers Size P075 with 50A max current rating, frequency range 150-300kHZ. Patented (U.S. PAT. 7,129,809) design with superior thermal management. Topologies include Full Bridge, Half Bridge, Full Bridge ZVS, Push-Pull, Flyback. High efficiency (low losses), ultra compact, low-profile. Great co-planarity of terminals due to patented header offering repeatable height. Excellent solderability (Pb-free or Pb/Sn Solder). Standard sizes / customer configurations, quick custom turn-around often without start-up or tooling costs.

50W-200W Planar Transformers | Size P055

50W-200W Planar Transformers Size P055 with 50A max current rating, frequency range 175-300kHZ. Patented (U.S. PAT. 7,129,809) design with superior thermal management. Topologies include Half Bridge, Forward (w/active rest), Flyback. High efficiency (low losses), ultra compact, low-profile. Great co-planarity of terminals due to patented header offering repeatable height. Excellent solderability (Pb-free or Pb/Sn Solder). Standard sizes / customer configurations, quick custom turn-around often without start-up or tooling costs.

20W-150W Planar Transformers | Size P035

20W-150W Planar Transformers Size P035 with 30A max current rating, frequency range 200-400kHZ. Patented (U.S. PAT. 7,129,809) design with superior thermal management. Topologies include Half Bridge, Forward (w/active rest), Flyback. High efficiency (low losses), ultra compact, low-profile. Great co-planarity of terminals due to patented header offering repeatable height. Excellent solderability (Pb-free or Pb/Sn Solder). Standard sizes / customer configurations, quick custom turn-around often without start-up or tooling costs.

10W-50W Planar Transformers | Size P025

10W-50W Planar Transformers Size P025 with 20A max current rating, frequency range 300-500kHZ are available in surface mount (SMD) or through hole designs and forward (w/active rest), flyback topologies. Patented (U.S. PAT. 7,129,809) design with superior thermal management. High efficiency (low losses), ultra compact, low-profile. Great co-planarity of terminals due to patented header offering repeatable height. Excellent solderability (Pb-free or Pb/Sn Solder). Standard sizes / customer configurations, quick custom turn-around often without start-up or tooling costs.

Standard Inductors

Our planar inductors are fixed standard power inductors w/ferrite core used in switching power supplies, DC/DC converters, FPGA and low/high profile current, high current POL converters, feedback control, overload sensing, load drop and shut down detection. Applications include but are not limited to: switching power supplies, DC/DC converters in distributed power systems, FPGA and low-profile high-current, high current POL converters, feedback control, overload sensing, load drop and shut down detection.

PQ32 Series Planar Inductors

PQ32 Series Planar Inductors are fixed power inductors w/ferrite core available in surface mount (SMT) or through hole tab (THT) mounting style. Used in switching power supplies, DC/DC converters, FPGA and low/high profile current, high current POL converters, feedback control, overload sensing, load drop and shut down detection.

PQ26 Series Planar Inductors

PQ26 Series Planar Inductors are fixed power inductors w/ferrite core available in surface mount (SMT) or through hole tab (THT) mounting style. Used in switching power supplies, DC/DC converters, FPGA and low/high profile current, high current POL converters, feedback control, overload sensing, load drop and shut down detection.

PQ20 Series Planar Inductors

PQ20 Series Planar Inductors are fixed power inductors w/ferrite core available in surface mount (SMT) or through hole tab (THT) mounting style. Used in switching power supplies, DC/DC converters, FPGA and low/high profile current, high current POL converters, feedback control, overload sensing, load drop and shut down detection.

Transformers / Small Footprint Surface Mount (SMD)

Our planar transformers offer volumetric efficiency with their low profile, small footprint surface mount (SMD) designs.  They comes in standard sizes that can be quickly customized, often without start-up or tooling costs, for many power topologies, including soft switching, single or multiple outputs, different switching frequencies, and different input/output voltages. The transformers' patented header and terminal design yields superior thermal management. The line features stable and precise co-planarity of terminals on both sides and excellent solderability. The transformers can be attached to a substrate or heatsink with controlled temperature. The compact, low profile planar transformers operate without any air flow for cooling and meet required minimum of clearances.

SX55 Series Planar Transformers

High power (350-700W) SX55 Series Planar Transformers feature high performance from a compact, low-profile package. Single (H -7.4mm) and double (H -10.2mm) interleave designs. Mounting and termination options available.

SX40 Series Planar Transformers

High power (180-360W) SX40 Series Planar Transformers feature high performance from a compact, low-profile package. Single (H -7.4mm) and double (H -9.8mm) interleave designs. Mounting and termination options available.

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