1. EE/EI/EFD transformer have various types
2. High permeability
3. High saturation flux density
4. RoHS certification
Possessing of high permeability, high saturation flux density and loss, especially about at 100oC the power loss goes bottom.
Power-transformers, choke coils, communciation syandby transformer.
. Various types of transformers available, PQ, CI, UI, EFD, EP, ER, EPC, POT, RM, EE
. High Frequency transformer suitable for EL/CCFL Inverter or DC/DC converter
. Customer's designs are welcome
. Switching power transformer
. Pulse transformer
. Telecom transformer
. Audio frequency transformer
. Isolated and line matching transformer
. Ignition transformer
. EE5 current sensor transformer
. ADSL transformer
. EFD series transformer
. ER series transformer
. RM series transformer
. EP series transformer
. EPC series transformer
. EE series transformer
. The introduction of transformers of our main product:
. EC, EE. EI and PQ type high frequency switch transformer
. EP type magnet shielding switch transformer
. RM type communication filter, aux power transformer
. ET, FT type linearity filter
. T (ring) type filter and switch transformer
. G (jar shape) switch transformer
. DR (I) type transformer
. T (ring) iron power core, DC filter inductor
. Application: Switching power supplies, chargers, alarm system, TV and CRT monitor displays, UPS, VCD/DVD players, audio and visual equipment, OA machines, inverter
. Typical product:
. PQ 2020 2016 2625 3230 3535 4040 5050
. EI, EE series: EI, EE-5.0, 8.3, 10, 13, 16, 19, 22, 25, 28, 30, 33, 35, 40, 42, 50, 55, 60
. EF series: EF-4539, 16, 20, 25, 32
. ERL series: ERL-28, 35, 39, 42, 49
. ETD series: ETD-29, 34, 39, 44, 49, 54, 59
. EFD-15, 20, 25, 30The introduction of transformers of our main product:
. EC, EE. EI and PQ type high frequency switch transformer
. EP type magnet shielding switch transformer
. RM type communication filter, aux power transformer
. ET, FT type linearity T (ring) type filter and switch transformer
. G (jar shape) switch transformer
. DR (I) type transformer
. T (ring) iron power core, DC filter inductor
. RM series: RM-4, 5, 6, 8, 10, 12, 14
Sumidahk specializes in the manufacturing of professional electronic parts and components. Established in 2000, Sumidahk has evolved into one of the world's largest producers of electric coils over the past eight years.
Setted factories in HuLan and Shenzhen, Sumidahk keeps on a continuous progress in designing, producing, managing and acquired the ISO9001: 2000, ISO 14000 and UL attestationion. The products are sold as far as the Europe and America, Africa and Southeast Asia etc.
Sumidahk contains most of the coils products, like Choke coils & Fixed inductors, Variable coils, EMI suppressors/Filters, Toroidal coils, AC-AC & AC-DC adaptors, DC-DC transformers & Line filters, Chip inductors/beads etc. We are concentrating on the research and development, carrying through the trustworthiness and quality, focusing on customers request, developping team cooperation spirit, continuously creating, providing the high-quality products and the perfect services to the global customers.
