Gowanda Electronics — Standard Products — Power

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Standard Products

Power — Surface Mount

121ATSM Series — Wirewound, Toroidal

Product Information | Series Data | Notes

Product Information

Series Data

For helpful information regarding the data in the following table please refer to the Notes section below the table.

To request a sample, please indicate your choice in the columns to the right in the table.
To check distributor stock, please click on a specific part number in the table.

Part Number	Inductance µH	Tolerance	Current Rating DC mA	Ind-I ADC (delta)L 10%	Ind-I ADC (delta)L 20%	DCR (Max) ohms	SRF (Min) Mhz	C Max	Marking	Request Sample
Part Number	Inductance µH	Tolerance	Current Rating DC mA	Ind-I ADC (delta)L 10%	Ind-I ADC (delta)L 20%	DCR (Max) ohms	SRF (Min) Mhz	C Max	Marking	Lead	RoHS
121AT1002SM	10	±10%	8270	9000	14000	0.01	20	0.51	121AT1002SM
121AT2502SM	25	±10%	6340	7000	10500	0.017	8	0.51	121AT2502SM
121AT5002SM	50	±10%	4770	3900	6000	0.03	4	0.51	121AT5002SM
121AT7502SM	75	±10%	3900	3900	5800	0.045	3	0.51	121AT7502SM
121AT1003SM	100	±10%	3240	3400	5200	0.065	2	0.51	121AT1003SM
121AT1503SM	150	±10%	2680	3300	4800	0.095	1.5	0.51	121AT1503SM
121AT2503SM	250	±10%	2070	2200	3200	0.16	1	0.51	121AT2503SM

Notes

Test frequency 1kHz, 25mAac

Operating temperature -55°C to +130°C

Current rating is based on a 40°C temperature rise at an ambient temperature of 90°C

Incremental current is the approximate value that will cause a percentage drop in inductance as indicated in the table

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