418 Series Klip-Mount Toroidal Inductors

418 Series Klip-Mount Toroidal Inductors

Open Frame construction in Klip-Mount for through-hole mounting.
Iron Powder Core.
High Inductance to space ratio.
Low heat and noise (EMI/RFI) emission.
Built to meet UL Class B (130ÌC).

Klip Mount Toroidal Inductors ( 418 Series )

MODEL NUMBER	REFERENCE OPERATING VALUES			DESIGN CONTROL VALUES
MODEL NUMBER	INDUCTANCE VALUE (µH)	MINIMUM ET (Vµs)	RATED CURRENT (Adc)	LEAD DIAMETER (In.)	INDUCTANCE NO DC ± 20% (µH)*	MAXIMUM DCR (Ohm)
418-0634	470	200	2.00	.025	370	0.17
418-0635	330	200	3.00	.025	292	0.15
418-0636	220	200	3.00	.032	167	0.07
418-0922	220	90	1.40	.020	176	0.14
418-0926	330	90	0.90	.020	267	0.18
418-0927	470	90	0.64	.025	426	0.16
418-0930	100	90	3.00	.032	90	0.04
418-0931	68	90	3.00	.040	55	0.03
418-0932	47	90	3.00	.025	38	0.05
418-0934	1000	200	0.95	.025	760	0.25
418-0935	680	200	1.30	.025	560	0.20
418-0936	150	200	3.00	0.25	136	0.10
418-0953	130	90	2.00	0.25	130	0.10

Note: Originally designed for use with National Semiconductor's Simple Switchers Step-Down Voltage Regulator Series: LM1575-XX/LM2575-XX and LM1577-XX/LM2577-XX.

* Measured criteria: 10mV / 15 KHz.

Dimensions
MODEL NUMBER	A Typ.	B Typ.	C Typ.	D ± .010"	E Typ.	F ± .010"
418-0634	1.250	.125	.625	1.250	.500	.700
418-0635	1.250	.125	.625	1.250	.500	.700
418-0636	1.250	.125	.625	1.250	.500	.700
418-0922	.850	.125	.415	.830	.300	.450
418-0926	.850	.125	.415	.830	.300	.450
418-0927	.950	.125	.475	.950	.450	.600
418-0930	.950	.125	.475	.950	.450	.600
418-0931	.950	.125	.475	.950	.450	.600
418-0932	.650	.125	.325	.650	.300	.450
418-0934	1.250	.125	.625	1.250	.500	.700
418-0935	1.250	.125	.625	1.250	.500	.700
418-0936	.950	.125	.475	.950	.450	.600
418-0953	.950	.125	.475	.950	.450	.600

* Measured criteria: 10mV/10 KHz.