Coilcraft, Inc. Datasheets for Power Transformers
Power transformers convert power-level voltages from one level or phase configuration to another. They can include features for electrical isolation, power distribution, and control and instrumentation applications.
Power Transformers: Learn more
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Coilcraft LPD3015 Series surface-mount 1:1 coupled power inductors are ideal for Flyback, SEPIC, Cuk, Zeta and other applications. Their compact, low-profile design and magnetic shielding make them ideal for high-density... | |
Coilcraft LPD4012 Series surface-mount 1:1 coupled power inductors are ideal for Flyback, SEPIC, Cuk, Zeta and other applications. Their compact, low-profile design and magnetic shielding make them ideal for high-density... | |
Coilcraft LPD5010 Series surface-mount 1:1 coupled power inductors are ideal for Flyback, SEPIC, Cuk, Zeta and other applications. Their compact, low-profile design and magnetic shielding make them ideal for high-density... | |
Coilcraft LPD5030 Series surface-mount 1:1 coupled power inductors are ideal for Flyback, SEPIC, Cuk, Zeta and other applications. Their compact, low-profile design and magnetic shielding make them ideal for high-density... | |
Coilcraft LPD5030V Series surface-mount 1:1 coupled power inductors feature higher isolation and are suitable for Flyback, SEPIC, Cuk, Zeta and other applications. Their compact, low-profile design and magnetic shielding make... | |
Coilcraft LPD6235 Series surface-mount 1:1 coupled power inductors are ideal for Flyback, SEPIC, Cuk, Zeta and other applications. Their compact, low-profile design and magnetic shielding make them ideal for high-density... | |
Coilcraft LPD8035V Series surface-mount 1:1 coupled power inductors feature higher isolation and are suitable for Flyback, SEPIC, Cuk, Zeta and other applications. Their compact, low-profile design and magnetic shielding make... | |
Coilcraft LPR4012 Series low-profile 1:N coupled power inductors are ideal for a variety of voltage step-up and step-down applications, including low voltage step-up in energy harvesting designs. They offer excellent... | |
Coilcraft LPR6235 Series low-profile 1:N shielded coupled power inductors are ideal for a variety of voltage step-up and step-down applications, including low voltage step-up in energy harvesting designs. They offer... | |
Coilcraft’s 1812TRX Ethernet isolation transformer features a fully automated construction, not only reducing cost but also increasing reliability. Its compact surface mount package measures just 4.5 x 3.2 x 3.1... | |
Coilcraft's MSC1278 Series of loosely coupled inductors were designed for SEPIC applications where loose coupling is desired. They are magnetically shielded to minimize EMI and feature high saturation current ratings... | |
Coilcraft's MSD1048 Series of 1:1 coupled power inductors feature magnetic shielding for compact packaging and tight winding-to-winding coupling. They are ideal for Flyback, SEPIC, Ćuk, Zeta and other applications. Ideal... | |
Coilcraft's MSD1260 Series of 1:1 coupled power inductors feature magnetic shielding for compact packaging and tight winding-to-winding coupling. They are ideal for Flyback, SEPIC, Ćuk, Zeta and other applications. Ideal... | |
Coilcraft's MSD1260T Series of 1:1 high-temperature coupled power inductors are used in Flyback, SEPIC, Ćuk, Zeta and other applications. The MSD_T family features magnetic shielding for compact packaging and tight... | |
HTX7045C Series transformers feature a chip-style construction – a significant advancement over traditional core and bobbin designs that not only reduces the size of the component, but also streamlines the... | |
Our versatile LPH8045 Series shielded coupled inductors include three 1:1 windings for a variety of configurations as transformers, or as a SEPIC inductor. Magnetic shielding allows high density mounting. Three... | |
Planar Transformer optimized for PoE DC/DC Powered Device (PD) resonant forward converters. Designed to meet IEEE802.3bt standard Perfect solution for high power PoE applications up to 100 W Optimized for... | |
The AC1584-AL no-opto flyback transformer is designed for the EVL8017-L-00B PoE PD Flyback converter evaluation board from Monolithic Power. It has no auxiliary winding, specifically designed for active-clamp, primary side... | |
The HTX7045 introduces a chip-style construction that represents an advancement over traditional core and bobbin designs. This innovative approach not only reduces the size of the component, but also streamlines... | |
This power factor correction choke is designed specifically for the STMicroelectronics L6562 PFC controller. It is intended for use in IEC61000-3-2 compliant switch mode power supplies used in televisions, desktop... | |
Transformers // Power-Transformers // CCFL-Transformers // FL // FL2810-1L | |
Transformers // Power-Transformers // CCFL-Transformers // FL // FL3209-5L | |
Transformers // Power-Transformers // CCFL-Transformers // FL // FL3209-6L | |
Transformers // Power-Transformers // Power-Converter-Tran sformers // B0392 // B0434-AL | |
Transformers // Power-Transformers // Power-Converter-Tran sformers // C0972 // B0754-AL | |
Transformers // Power-Transformers // Power-Converter-Tran sformers // CU8758 // CU8758-AL | |
Transformers // Power-Transformers // Power-Over-Ethernet // HPX2126 // HPF2187L | |
Can be used with Linear Technology LT1725 Flyback Controller. Suitable for use in PoE applications. Ideal for use in telecommunications isolated converters and isolated power supplies Six 1:1 windings | |
Designed for 20 Watt applications Operates in continuous conduction mode at 250 kHz with 42 – 57 V input voltage | |
Designed for applications up to 30 Watts in forward converter topologies. Developed to meet IEEE 802.3at-2009 standard. 36 – 72 V input 250 kHz switching frequency 12 V aux winding... | |
Designed for Cold Cathode Fluorescent Lamp power supplies operating up to 100 kHz. Output power from 3.5 to 6.0 Watts Designs for Royer and full-bridge topologies Three different SMT packages... | |
Designed for forward topology operating at 250 kHz; Input voltage range: 33 – 57 V Three versions for 3.3, 5.0 and 12 Volt output Bias winding output: 12 V, 20... | |
Designed for ON Semiconductor Power Factor Correction and Flyback Controllers Requires only 1.5 sq cm of board space Operating frequency from 20 kHz to 250 kHz | |
Designed for ST PM8800 PoE Powered Device Controller | |
Designed for transformer coupled MOSFET and IGBT gate drive circuits Operating frequency from 50 kHz to 2.5 MHz Industry standard EP5 surface mount package Primary to secondary isolation: 1500 Vdc. | |
Designed for transformer coupled MOSFETand IGBT gate drive circuits Specified by Texas Instruments for its POE+PHYTEREV-I/-E evaluation board Specified by Microsemi for its PD70211EVB51F-12 evaluation board Operating frequency from 50... | |
Designed for use in forward converters with Maxim MAX5074 Isolated PWM Power IC Can be used in Power over Ethernet (PoE) applications Ideal for telecom applications with an input from... | |
Designed for use up to 1 MHz and above Sensed current is 80 A and higher Very low primary resistance 5000 Vrms, one minute isolation (hipot) between windings Designed to... | |
Designed for use with Freescale Semiconductor MC34670 PD interface Industry standard, compact EP13 package | |
Designed for use with Linear Technology LT3750 Capacitor Charger Controller Smaller footprint than other transformers for this application For charging capacitors to 300 V Shown on LT3750 application note for... | |
Designed for use with Linear Technology LT3751 Capacitor Charger Controller For charging capacitors to 500 V Coilcraft DA2033-AL and DA2034-AL are specified for 5 A and 10 A applications COTS... | |
Designed for use with Linear Technology LTC4267 PoE PD interface Ideal for use in isolated converters and isolated power supplies | |
Designed for use with STMicroelectronics STLC3075 & STLC3085 POTS interface Provides negative battery voltage to the microchip Versions for 4.5 – 8.5 V and 8.5 – 12 V inputs | |
Designed for use with Texas Instruments UCC28600 Green Mode Controller. Specified in SLUU256A for TI evaluation module. Operates in discontinuous mode at frequencies up to 140 kHz. | |
Designed in accordance with Power Integrations Report EPR-86 14 V bias winding output | |
Designed specifically for use with Intersil ISL6401 family Low profile design | |
Developed for Akros Silicon AS1130, 30 W PoE Controller Designed for forward topology operating at 350 kHz Input filter inductor: DO1608C-103 Output filter inductor: MSS1278-683 | |
Developed for Analog Devices ADP1051 Eighth Brick Power Module AEC-Q200 Grade 1 (−40°C to +125°C) Sensed current up to 20 Amps Designed for use between 16 kHz to 1 MHz... | |
Developed for applications with 10 – 14 V input Bias winding provides power to the chipset RoHS-compliant. 260°C compatible. Tin-silver (96.5/3.5) over tin over nickel over phos bronze terminations | |
Developed for Linear LT1725 Isolated Flyback Controller Can be used in isolated and non-isolated designs and in PoE applications Interleaved secondary windings RoHS-compliant. 260°C compatible. Tin-silver (96.5/3.5) over tin over... | |
Developed for Linear Technology DC1739B-C Active Clamp forward Converter Requires only 1.1 sq cm of board space; only 3 mm high | |
Developed for Linear Technology for use with the LT3799 Isolated LED Controller with active power factor correction Mounted on LT3799 Demo Board Universal input; 24 Watt output | |
Developed for Linear Technology LT3573 Isolated Flyback Converter Can also be used in PoE applications Bias winding provides power to the chipset | |
Developed for Linear Technology LT3751 Capacitor Charger Controller | |
Developed for Linear Technology LTC3300‑1 Bidirectional Cell Balancer | |
Developed for Maxim MAX17595 Flyback Controller. Input voltage: Universal and telecom (36 V – 72 V) | |
Developed for Maxim MAX5941A PoE Interface/PWM Controller | |
Developed for Maxim MAX5941A PoE Interface/PWM Controller Interleaved primary and secondary windings RoHS-compliant. 260°C compatible. Tin-silver over tin over nickel over phos bronze terminations | |
Developed for Maxim MAX5941B PoE Interface/PWM Controller Designed for 13 W PoE applications RoHS-compliant. 260°C compatible. Tin-silver (96.5/3.5) over tin over nickel over phos bronze terminations | |
Developed for Maxim MAX5941B PoE Interface/PWM Controller IEEE 802.3af compliant PoE forward converter applications Low profile, surface mount transformer 275 kHz switching frequency at a 50% duty cycle | |
Developed for Microchip for their Grid-Connected Solar Microinverter using dsPIC For 220 Vac applications, KA4823-BL has been replaced by KA4823-CL, which has a higher SRF and higher efficiency. Listed on... | |
Developed for Microchip to operate with PIC16HV785 CMOS Microcontroller and MCP1402 Gate Driver Universal AC input 12 V bias winding output powers the microcontroller | |
Developed for Monolithic Power Systems MP8007 Flyback Reference Design for IEEE802.3af compliant PoE applications. Operates in continuous conduction mode with 36 – 57 V input. | |
Developed for National Semiconductor LM5070 'AE' PoE Interface IEEE 802.3af compliant for 13 W PoE applications Industry standard EP13 surface mount package Three different output current and voltages Designed to... | |
Developed for ON Semi NCP101X Self-Supplied Monolithic Switcher A9619-CL provides 7 Watts output for 120 Vac applications B0570-BL provides 15 Watts for 230 Vac applications. RoHS-compliant. Tin-silver over tin over... | |
Developed for ON Semi NCP1216A DC/DC Single-Ended Forward Converter Specified in Application Note AND8161/D with DS3316P inductors C0972-AL Transformer features low DCR and excellent leakage inductance B0754-AL Inductor features excellent... | |
Developed for ON Semiconductor NCP1236 Fixed Frequency PWM Controller and NCP4305FBDAP 65W Off-Line AC/DC Adapter Universal input; 66 Watt output Copper shield minimizes EMI radiation | |
Developed for ON Semiconductor NCP1606 PFC controller. Designed to operate in 100 Watt applications. Auxiliary winding provides Zero Current Detection (ZCD) information. Referenced as LBOOSTin application note AND8282/D. Also see... | |
Developed for ON Semiconductor NCP1606 PFC Controller Designed for 90 W application | |
Developed for ON Semiconductor NCP1606 PFC controller Referenced as LBOOSTin application note AND8282/D Designed to operate in 100 Watt applications Auxiliary winding provides Zero Current Detection (ZCD) information | |
Developed for ON Semiconductor NCP1606 / 7 / 8 PFC controllers. Replaces FA2890-CL boost inductor Designed to operate in 100 Watt applications. Auxiliary winding provides Zero Current Detection (ZCD) information | |
Developed for PoE Plus applications to meet the IEEE 802.3at (PoE+) standard Exceeds the return loss requirements of Gbit Ethernet Designed for 2-line systems 350 µH minimum at 20 mA... | |
Developed for Silicon Laboratories Si3402 PD Controller up to 15 W Designed to operate in continuous mode at 250 kHz 36 – 72 Vdc input AEC-Q200 Grade 3 (−40°C to... | |
Developed for Silicon Labs Si3406, Si34061, and Si34062 30 W PD Flyback POE Designed to meet 30 W PoE IEEE 802.3at-2009 standard Optimized for 220 kHz with 36 – 57... | |
Developed for ST Microelectronics STE12PS 12-Channel PSE Power Controller | |
Developed for STMicroelectronics ST PM8804 and ST PM8805 Optimized for STMicroelectronics high-power PoE PD controller evaluation board STEVAL-POE00xV1 Designed to meet IEEE802.3bt standard Perfect solution for high power PoE applications... | |
Developed for Texas Instruments LM5001 Switch Mode Regulator Isolated flyback transformer designed to operate in continuous mode Designed for 16 – 36 Volt input; 250 kHz operating frequency | |
Developed for Texas Instruments LM5015 Two-Switch Forward Regulator Designed for forward topology operating at 250 kHz; Input voltage range: 18 – 36 V Five versions for 3.3, 5, 9, 12... | |
Developed for Texas Instruments LM5015 Two-Switch Forward Regulator Designed for forward topology operating at 250 kHz; Input voltage range: 9 – 18 V Five versions for 3.3, 5, 9, 12... | |
Developed for Texas Instruments LM5015 Two-Switch Forward Regulator Designed for two-switch forward topology operating at 250 kHz FCT1-50M2S is referenced on TI application note AN-1724 as CA2983-CL and on AN-1725... | |
Developed for Texas Instruments LM5070 PoE Interface IEEE 802.3af compliant for 3 W PoE applications Industry standard EP7 surface mount package Three different output current and voltages Designed to operate... | |
Developed for Texas Instruments LM5070 PoE Interface IEEE 802.3af compliant for 7 W PoE applications Industry standard EP10 surface mount package Three different output current and voltages Designed to operate... | |
Developed for Texas Instruments LM5071 and LM5072 PD Controllers Can accept 12 V input from auxiliary sources. Coilcraft's DA2257-AL and DA2383-AL are also specified by TI for LM5071 & LM5072... | |
Developed for Texas Instruments LM5071 and LM5072 PD Controllers Specified in TI application note AN-1430 Designed to operate in continuous mode at 250 kHz with input voltage of 14 – | |
Developed for Texas Instruments LM5071PD Controller Offers 84% efficiency as specified in Texas Instruments application note AN-1430 Designed to operate in continuous mode at 250 kHz with input voltage of... | |
Developed for Texas Instruments LM5072 PD Interface for 24 Watt PoE applications Specified by Texas Instruments for its POE+PHYTEREV-I/-E eval board Five different outputs to match a variety of applications... | |
Developed for Texas Instruments TPS23753 for use at 125 kHz. Windings optimized for hiccup overload protection | |
Developed for Texas Instruments TPS68000 full bridge CCFL Controller Specified by TI in TPS68000EVM-202 dual-transformer reference design | |
Developed for the Texas Instruments Isolated Flyback DC-DC converter reference design (PMP9801) based on the TPS61046 boost converter. Output of the auxiliary winding is 5 V, 2 mA, used to... | |
Developed for the TI LM5070 PD Interface in 13 W applications Operates at frequencies up to 1 MHz RoHS-compliant 260°C compatible. Tin-silver-copper over tin over nickel over phos bronze terminations... | |
Developed for TI LM5020 PWM Controller Can be used in PoE applications 1 MHz operating frequency Low profile, surface mount | |
Developed for TI TPS23750 PoE PD controller (PMP717 reference design) Designed for discontinuous mode in isolated, non-synchronous power supplies. | |
Developed for TI TPS23750 PoE PD controller (PMP929 reference design) Isolated, synchronous flyback transformers for IEEE 802.3af PoE applications | |
Developed for TI TPS23754 PoE Interface and DC/DC Converter | |
Developed for TI TPS2375x PoE Interface and DC/DC Converters | |
Developed for TI UCC1809/2809/3809 Primary Side Controller Designed for 50 W dc-to-dc fixed frequency current mode switching power supplies | |
Developed for use with ADI's ADM2482E and ADM2487E RS-485 Transceivers Center tapped primary and secondary | |
Developed for use with Microsemi UC3844 Current Mode Controller and LX1752 Buck Regulator T1 on PoE PD Power Supply Evaluation Board (AN-37) | |
Developed for use with NXP Semiconductor SSL2103 SMPS Controller for dimmable LED lighting | |
Developed for use with ON Semiconductor NCP1027 Standby Power Supply Specified in Application Note AN8241/D Designed for for universal input, 85 – 265 Vac Operates in continuous conduction mode at... | |
Developed for use with Texas Instruments TPS23756 High Power / High Efficiency PoE Interface and DC / DC Controller. Designed for forward topology operating at 250 kHz with an extended... | |
Developed for use with the Maxim MAX17497A/B AC-DC and DC-DC Peak-Current-Mode Converters for wide input-voltage nonisolated power supplies to supply multiple output rails for smart meters, industrial control and similar... | |
Developed to meet the IEEE 802.3at-2009 and IEEE 802.3.bt Type 3 standard for PoE+ and PoE++ applications Designed for 2P cabling plants at 30 / 60 Watts. For 4P cabling... | |
Developed to meet the IEEE 802.3at-2009 and IEEE 802.3.bt Type 4 standard for PoE+ and PoE++ applications Designed for 4P cabling plants at 60 / 120 Watts. For 2P cabling... | |
Developed to work with Analog Devices ADuM347x Quad Digital Isolators with Integrated Transformer Driver For AEC-Q200 qualified parts, please click here. The Coilcraft ME3220-104KL is also selected as a recommended... | |
Developed to work with Analog Devices ADuM4070 Isolated switching regulator with integrated feedback Power rating: 2 Watts | |
Developed to work with Texas Instruments SN6501 Transformer Driver for Isolated Power Supplies Mounted on the Texas Instruments SN6501xEVM Evaluation Modules used to analyze the SN6501 oscillator/power driver Center tapped... | |
Featured on Maxim MAX16801 demonstration board Designed for PWM Dimming of High-Brightness LEDs | |
Flyback for Texas Instruments TPS23756 High Power/High Efficiency PoE Interface and DC/DC Controller | |
For flyback regulator applications using the Texas Instruments LM5000 Regulator Recommended and approved by Texas Instruments | |
For measuring current from 0.5 to 20 Amps rms 0.1 Volt per Ampere (with terminating resistance of 50 Ohms) May also be used to measure 400 Hz line currents Applications... | |
For measuring current from 1 to 10 Arms. For higher sensed current see CS60 Series. 0.5 mm minimum wall thickness Applications include sensing branch circuit overload and detecting load drop... | |
For measuring current from 5 to 100 Arms. For sensed current below 10 A, see CS60-010. 0.5 mm minimum wall thickness Applications include sensing branch circuit overload and detecting load... | |
For use at frequencies up to 1000 kHz Incorporates current and sense windings in one small, encapsulated package Designed to meet UL/CSA/IEC 60950 Reinforced Insulation; 3 mm creepage/clearance Samples of... | |
High isolation voltage CST2010 current sense transformer Sensed current up to 40 A Designed for use up to 1 MHz and above 2100 Vrms, one minute isolation (hipot) between windings... | |
Improved version of the MA5237-AL with lower leakage inductance and better winding parasitics Flyback transformer developed for Maxim for the MAX17498B Evaluation Kit | |
Optimized for ON Semiconductor’s NCP1351 Variable Off Time PWM Controller and Microchip’s HV96001 LED Controller Designed for universal input, 85 – 265 Vac | |
Optimized for Texas Instruments SN6501, ISO1176T/35T/3086T and Analog Devices ADM2482E/2485/2487E RS-485 Transceivers Center tapped primary and secondary AEC-Q200 Grade 1 (−40°C to +125°C) Contact us for 8 mm creepage and... | |
Optimized for use with On Semiconductor NCP1030 power converter Interleaved primary and secondary windings for low leakage inductance Ideal for 48 V telecom power supply and Power Over Ethernet (PoE)... | |
Referenced by Texas Instruments on application notes AN-1724 and AN-1725 Designed for 13 Watt applications Operates in continuous conduction mode at 250 kHz with 36 – 72 V input voltage... | |
Referenced on Akros Silicon Application Note AN006 Designed for 13 Watt PoE applications For 30 Watt applications see GA3568-DL / HA3809-AL. | |
Referenced on Akros Silicon Application Note AN025 Designed for 30 Watt applications For 13 Watt applications see HA3585-BL / HA3586-BL | |
Selected by Texas Instruments for their UCD3138 evaluation boards Designed to meet UL/CSA/IEC 60950 Reinforced Insulation; 3 mm creepage/clearance | |
Sensed current up to 20 Amps Designed for use up to 1 MHz and above Very low primary resistance AEC-Q200 Grade 1 (−40°C to +125°C) Designed for: Continuous AC current... | |
Sensed current up to 28 Amps Designed for use up to 1 MHz and above Very low primary resistance AEC-Q200 Grade 1 (−40°C to +125°C) UL Class 180 (H) insulating... | |
Sensed current up to 40 Amps Designed for use between 400 Hz to 1 MHz and above Very low primary resistance AEC-Q200 Grade 1 (−40°C to +125°C) Meets Reinforced Insulation... | |
Sensed current up to 47 Amps Designed for use up to 1 MHz and above Very low primary DC resistance AEC-Q200 Grade 1 (−40°C to +125°C) Need parts for space,... | |
Senses current up to 20 Amps Designed for up to 1 MHz and above Eight different turns ratios to meet variety of requirements Two pin-out configurations for different applications AEC-Q200... | |
Senses current up to 35 A at frequencies up to 1 MHz 1 Volt per Ampere sensitivity (variable through suitable termination) Available in molded (CS1xxx Series) or encapsulated (D18xx Series)... | |
Senses current up to 7 Amps Designed for use between 11 kHz to 1 MHz and above 9 turns ratios to meet variety of requirements AEC-Q200 Grade 1 (−40°C to... | |
Six 1 : 1 isolated windings that can be connected in series or parallel Tightly coupled windings 500 Vrms isolation between each winding UL1446 Class F (155°C) Insulation System (UL... | |
Smallest capacitor charging transformer: 6.2 × 6.8 mm footprint and 4.6 mm high Developed for ON Semiconductor NCP5080 Photoflash Capacitor Charger | |
Specially developed for use with the Texas Instruments UCC3580 PWM Controllers Low profile, high efficiency planar transformer Planar output choke inductor | |
Specified by ON Semiconductor in Application Note AND8185/D | |
Specified by Silicon Laboratories for Si3402 PD Controller up to 10 W output Designed for IEEE 802.3af-compliant PoE applications Power inductor DO5010H-333 also specified for Si3400 circuit. | |
Specified by Silicon Laboratories for Si3402 PD Controller up to 15W output Designed for IEEE 802.3af-compliant PoE applications Power inductor DO5010H-333 also specified for the circuit. | |
Specified by Texas Instruments for use in the Bias Power Supply for their UCD3K Digital Power Controller Designed to meet UL/CSA/IEC 60950 Reinforced Insulation Class; 3 mm creepage/clearance | |
Specified by Texas Instruments in Reference Design SLUU341. Flyback transformer for 5 W bias supply: HA3950-AL, listed as T201 | |
Specified by Texas Instruments in Reference Design SLUU341 Gate Drive Transformer: HA3858-AL, listed as T301 | |
System comprises an isolation transformer and a common mode choke DETAILS Meets all current requirements of Gigabit Ethernet PoE Plus Isolation Transformer OCL >350 µH with a 35 mA dc... | |
Triple output flyback transformer Developed for use with Texas Instruments UCC28600 Green Mode Controller Designed to operate at 50 kHz with universal ac input |
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