Coilcraft L0451-AL Power Choke
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Power Choke for ON Semiconductor MC33163 & MC34163

  • Developed for ON Semiconductor MC33163 & MC34163 Power Switching Regulators
  • 100 Vrms winding to core isolation
  • RoHS-compliant. 260°Compatible. Tin-silver over copper terminations.


Part number
Click for samples
±10% (µH)
DCR max2
SRF typ3
L0451-AL 180 0.052 3.2 14 7.0
1 Inductance measured at 1 kHz, 0.1 Vrms, 0 Adc using an Agilent/HP 4192A impedance analyzer or equivalent.
2 DCR measured at 25°C on a micro-ohmmeter. For other operating temperatures, use this DCR at Temperature calculator.
3 SRF measured on an Agilent/HP 8753D network analyzer.
4 Isat: DC current at which inductance drops 10% (typ) from its value without current. Details
5 Irms: Crrent that causes a 40°C rise from 25°C. Details
6 Ambient temperature range: −40°C to +85°C
7 Storage temperature range: Component: −40°C to +85°C
Packaging trays: −40°C to +80°C
8 Electrical specifications at 25°C.
Refer to Soldering Coilcraft Components before soldering.
PCB washing: Tested to MIL-STD-202 Method 215 plus an additional aqueous wash. More info.

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Updated: April 16, 2018