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High Flux Toroidal Power Inductors
Toroidal Power Chokes

HF Series High Flux Toroidal Power Inductors.
Through Hole Mounting Construction



FEATURES:
  • Designed using high saturation and high temperature stability "High Flux Cores" with distributed air-gap
  • Excellent electromagnetic shielding due to toroidal design
  • Designed for commercial, industrial and military application
  • Low cost designs with pre-tinned leads for PCB through hole mounting
  • Inductance values from 10 uH to 100 uH
  • Current rating from 1.7 Amps to 50 Amps
  • Temperature Rating: -55 deg C to +125 Deg C
  • Potted version available for military application
  • Custom designs are available to meet your specific requirements

SPECIFICATIONS

Click the button to see examples of our custom wound products. We wind anything to meet your needs.
Generic Outline drawing and Schematic
Click individual part numbers in the shopping cart below to download detailed Engineering Drawing in .PDF
Dimensions of "A x B x C" and "D x E x F" are referenced in the shopping cart below

IMPORTANT
1) No tooling or set up fees required for standard parts
2) Minimum order : 1 Piece. FREE Samples available for large OEMs
3) Typical Delivery: 6 to 8 weeks

 


CONSTRUCTION INFORMATION

Outline Drawing and Schematic

 

Part Numbering

HF127-100M-8AH

HF127 : Hi Flux Size
100M : 10 uH
8A : 8 Amps rating
H : Horizontal Mount
V : Vertical Mount

Notes:
1
) The prices shown below are for low volume quantity. Please call  800-377-3244 or
email sales@coilws.com for larger volume OEM pricing.
2
) Our large OEM pricing is extremely competitive. We will meet or beat any competitors prices with better deliveries
3
) Custom designs are available to meet any of your requirements. Please contact us
4
) The data shown below can be sorted by clicking each column header.Click once again to sort in reverse order.
5) "Inductance at 1 Khz" ( 2nd column from left in table below ) is the inductance measured at zero or very low DC bias current.
6) "Current Rating" ( 3rd column from left in table below ) is based on a 40 deg C temperature rise at an ambient temperature of 90 deg C. This is the DC bias current through the inductor that will cause the inductor will reach a max. temp. rise of 40 deg C. above ambient with NO AIR FLOW.
7) "Incremental Current for 20% inductance drop" ( 4th column from left in table below ) is the DC bias current that will cause the inductance to drop by 20% from the value shown in Inductance at 1 Khz. At this current, the temperature rise may be above the 40 deg C stated above, so forced air flow may be required.
8) The saturation current is at least 5 times the max current listed in 5) or 6) above, so instantaneous high current spikes can be tolerated by these inductors.

Number,Inductance
@ 1 Khz
+ -10%,Current
Rating,Incremental
Current
for 20 percent
L change,DCR
Max,SRF
Min,Dimension
A B C
inches,Leads
D E F
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Need Power Inductors? CWS delivers the finest in surface mount inductors and standard inductors, power transformers, Common Mode Chokes, Ceramic Chip Inductors and Wire Wound Chip Inductors. CWS can supply all of your filtering needs as well, including EMI Filters, RFI Filters, LC Filter Inductors, and Common Mode Filters. From Transmission Line Transformers to power transformers, CWS is the source to call!
We have direct crosses to all major manufacturers including Toko, CoilCraft, Coiltronics, Tokin, J.W. Miller, Siemens, TDK, Gowanda, Taiyo Yuden and more!
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Updated Sept 27, 2004