CWS Coil Winding Specialist
353 West Grove Ave
Orange, California 92865
Tel: (714) 279-9010
Toll Free: 1-800-377-3244
Fax: (714) 279-9482
Email: sales@coilws.com
CAGE Code: 3C994
(Registered with www.ccr.gov)
Copyright © 2008
CWS Coil Winding
Rev. V3.0
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HF SERIES - OPEN CONSTRUCTION TOROIDAL POWER INDUCTORS / CHOKES

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HF
Series High Flux Toroidal Power Inductors.
Through Hole Mounting Construction
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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
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SPECIFICATIONS
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
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Part
Numbering
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HF127-100M-8AH
HF127 : Hi Flux Size
100M : 10 uH
8A : 8 Amps rating
H : Horizontal Mount
V : Vertical Mount |
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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.
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