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Inductor ASF Series

Features:

Small size, high rated current, low DCR.
Lead free product, RoHS compliant.
Carrier tape packing, suitable for SMT process.
The custom inductor is widely used in buck converter, displayer, laptop,
automotive electrical components, household appliance, and etc.
Operating temperature : -40℃ ~+125℃ (Including coil’s temperature rise).

Explanation of part numbers:

Inductor ASF Series

Shape & Dimension:

Inductor ASF Series

Series Size	A	B	C	D	E	F	G	H	I	J	K
ASF1680	4.2±0.3	6.6±0.5	2.7±0.2	1.2	1.0	4.3	2.0	1.8	7.1	5.7	4.5
ASF3316	9.3±0.3	13.0±0.5	5.0±0.3	2.5	2.5	7.6	3.5	3.5	13.5	10.5	9.6
ASF3340	9.3±0.3	13.0±0.5	11.0±0.5	2.5	2.5	7.6	3.5	3.5	13.5	10.5	9.6

Inductor ASF Series

Series Size	A	B	C	D	E	F	G	H	I	J	K
ASF5022	14.0±0.5	18.5±1.0	6.7±0.3	2.5	2.5	13.0	3.5	4.0	19.5	16.0	14.5

Electrical characteristics:

Part No.	L(0A)(μh)	DCR (mΩ)		Isat(A)	Irm s(A)	PDF
Part No.	L(0A)(μh)	Typ	Max	Typ	Typ	PDF
ASF3316-1R0M	1±20%	6.5	7.8	15	7.84
ASF3316-2R2M	2.2±20%	9.2	11	10.5	6.59
ASF3316-3R3M	3.3±20%	12	14.4	9	5.77
ASF3316-4R7M	4.7±20%	16	19.2	7.8	5
ASF3316-6R8M	6.8±20%	22.2	26.6	6.5	4.24
ASF3316-8R2M	8.2±20%	24.8	29.8	5.8	4.01
ASF3316-100M	10±20%	28.6	34.3	5.2	3.74
ASF3316-120M	12±20%	37.2	44.6	4.9	3.28
ASF3316-150M	15±20%	42	50.4	4.3	3.08
ASF3316-180M	18±20%	48	57.6	3.9	2.89
ASF3316-220M	22±20%	66	79.2	3.5	2.46
ASF3316-270M	27±20%	73	87.6	3.2	2.34
ASF3316-330M	33±20%	90	108	2.85	2.11
ASF3316-390M	39±20%	103	124	2.65	1.97
ASF3316-470M	47±20%	117	140	2.4	1.85
ASF3316-560M	56±20%	152	182	2.2	1.62
ASF3316-680M	68±20%	172	206	2	1.52
ASF3316-820M	82±20%	217	260	1.85	1.36
ASF3316-101M	100±20%	248	298	1.65	1.27
ASF3316-121M	120±20%	320	384	1.5	1.12
ASF3316-151M	150±20%	395	474	1.36	1.01
ASF3316-181M	180±20%	460	552	1.24	0.93
ASF3316-221M	220±20%	555	666	1.1	0.85
ASF3316-271M	270±20%	717	860	1.02	0.75
ASF3316-331M	330±20%	814	977	0.93	0.7
ASF3316-391M	390±20%	1030	1236	0.85	0.62
ASF3316-471M	470±20%	1200	1440	0.77	0.58
ASF3316-561M	560±20%	1480	1776	0.7	0.52
ASF3316-681M	680±20%	1730	2076	0.64	0.48
ASF3316-821M	820±20%	2000	2400	0.57	0.45
ASF3316-102M	1000±20%	2500	3000	0.52	0.4

Part No.	L(0A)(μh)	DCR (mΩ)		Isat(A)	Irm s(A)	PDF
Part No.	L(0A)(μh)	Typ	Max	Typ	Typ	PDF
ASF3340-100M	10±20%	21.5	25.8	10.5	4.54
ASF3340-120M	12±20%	23.3	28	10	4.36
ASF3340-150M	15±20%	30.4	36.5	9.5	3.82
ASF3340-180M	18±20%	34	40.8	9	3.61
ASF3340-220M	22±20%	44	52.8	8.4	3.17
ASF3340-270M	27±20%	50	60	7.5	2.98
ASF3340-330M	33±20%	56	67.2	6.9	2.81
ASF3340-390M	39±20%	62	74.4	6.3	2.67
ASF3340-470M	47±20%	79.5	95	5.9	2.36
ASF3340-560M	56±20%	89	107	5.35	2.23
ASF3340-680M	68±20%	120	143	4.85	1.93
ASF3340-820M	82±20%	137	164	4.35	1.8
ASF3340-101M	100±20%	153	184	4	1.7
ASF3340-121M	120±20%	208	250	3.6	1.46
ASF3340-151M	150±20%	239	287	3.3	1.36
ASF3340-181M	180±20%	307	368	3	1.2
ASF3340-221M	220±20%	350	420	2.7	1.12
ASF3340-271M	270±20%	398	478	2.4	1.05
ASF3340-331M	330±20%	502	602	2.2	0.94
ASF3340-391M	390±20%	650	780	2	0.83
ASF3340-471M	470±20%	714	857	1.85	0.79
ASF3340-561M	560±20%	804	965	1.7	0.74
ASF3340-681M	680±20%	1030	1236	1.5	0.66
ASF3340-821M	820±20%	1310	1572	1.4	0.58
ASF3340-102M	1000±20%	1570	1884	1.2	0.53
ASF3340-152M	1500±20%	2350	2820	1	0.43

Part No.	L(0A)(μh)	DCR (mΩ)		Isat(A)	Irm s(A)	PDF
Part No.	L(0A)(μh)	Typ	Max	Typ	Typ	PDF
ASF5022-100M	10±20%	18	21.6	11.5	5.43
ASF5022-120M	12±20%	22	26.4	10.5	4.91
ASF5022-150M	15±20%	23.8	28.6	9.5	4.72
ASF5022-180M	18±20%	27.8	33.4	8.5	4.37
ASF5022-220M	22±20%	36	43.2	8	3.84
ASF5022-270M	27±20%	41	49.2	7.3	3.59
ASF5022-330M	33±20%	51.8	62.2	6.5	3.2
ASF5022-390M	39±20%	58	69.6	6.1	3.02
ASF5022-470M	47±20%	73.5	88.2	5.5	2.68
ASF5022-560M	56±20%	85	102	5.1	2.5
ASF5022-680M	68±20%	97	116	4.6	2.34
ASF5022-820M	82±20%	108	130	4.2	2.21
ASF5022-101M	100±20%	145	174	3.8	1.92
ASF5022-121M	120±20%	165	198	3.3	1.8
ASF5022-151M	150±20%	204	245	3	1.61
ASF5022-181M	180±20%	250	300	2.7	1.46
ASF5022-221M	220±20%	295	354	2.5	1.34
ASF5022-271M	270±20%	361	433	2.3	1.21
ASF5022-331M	330±20%	453	544	2.1	1.08
ASF5022-391M	390±20%	518	622	1.9	1.01
ASF5022-471M	470±20%	631	757	1.75	0.92
ASF5022-561M	560±20%	760	912	1.6	0.83
ASF5022-681M	680±20%	950	1140	1.45	0.75
ASF5022-821M	820±20%	1100	1320	1.3	0.69
ASF5022-102M	1000±20%	1380	1656	1.2	0.62
ASF5022-152M	1500±20%	1900	2280	0.95	0.53
ASF5022-222M	2200±20%	2830	3396	0.8	0.43

Part No.	L(0A)(μh)	DCR (mΩ)		Isat(A)	Irm s(A)	PDF
Part No.	L(0A)(μh)	Typ	Max	Typ	Typ	PDF
ASF1680-1R0M	1±20%	20.7	24.8	4	3.43
ASF1680-2R0M	2±20%	30.6	36.7	2.7	2.82
ASF1680-3R3M	3.3±20%	46	55.2	2.1	2.3
ASF1680-4R7M	4.7±20%	61.9	74.3	1.8	1.98
ASF1680-6R8M	6.8±20%	91	109	1.5	1.63
ASF1680-8R2M	8.2±20%	111	133	1.3	1.48
ASF1680-100M	10±20%	145	174	1.2	1.3
ASF1680-120M	12±20%	165	198	1.1	1.21
ASF1680-150M	15±20%	191	229	1	1.13
ASF1680-180M	18±20%	220	264	0.9	1.05
ASF1680-220M	22±20%	254	305	0.8	0.98
ASF1680-270M	27±20%	325	390	0.72	0.87
ASF1680-330M	33±20%	444	533	0.65	0.74
ASF1680-390M	39±20%	485	582	0.6	0.71
ASF1680-470M	47±20%	560	672	0.55	0.66
ASF1680-560M	56±20%	690	828	0.5	0.59
ASF1680-680M	68±20%	830	996	0.45	0.54
ASF1680-820M	82±20%	1066	1279	0.42	0.48
ASF1680-101M	100±20%	1190	1428	0.38	0.45
ASF1680-121M	120±20%	1340	1608	0.32	0.43
ASF1680-151M	150±20%	1750	2100	0.3	0.37
ASF1680-181M	180±20%	2020	2424	0.28	0.35
ASF1680-221M	220±20%	2600	3120	0.26	0.31
ASF1680-271M	270±20%	3140	3768	0.23	0.28
ASF1680-331M	330±20%	3600	4320	0.21	0.26
ASF1680-391M	390±20%	4810	5772	0.19	0.22
ASF1680-471M	470±20%	5450	6540	0.18	0.21
ASF1680-561M	560±20%	6250	7500	0.16	0.2
ASF1680-681M	680±20%	8000	9600	0.15	0.17
ASF1680-821M	820±20%	9300	11160	0.14	0.16
ASF1680-102M	1000±20%	11070	13284	0.12	0.15

Packing Information:

Inductor ASF Series

Series	A0	B0	K0	P	W
ASF1680	4.8±0.1	7.2±0.1	3.15±0.1	8.0±0.1	16.0±0.3
ASF3316	9.6±0.1	13.1±0.1	5.6±0.1	12.0±0.1	24.0±0.3
ASF3340	9.4±0.1	13.0±0.1	11.5±0.1	16.0±0.1	24.0±0.3
ASF5022	15.7±0.1	19.0±0.1	7.2±0.1	20.0	32.0±0.3

Inductor ASF Series

Series	Quantity	A	B	C	D	E	G	G2
ASF1680	2000pcs	330±2.0	20.5Typ.	13.0±0.5	100Typ.	2.0±0.5	16.5±0.5	22.40Max.
ASF3316	1000pcs	330±2.0	20.5Typ.	13.0±0.5	100Typ.	2.0±0.5	24.5±0.5	30.40Max.
ASF3340	350pcs	330±2.0	20.5Typ.	13.0±0.5	100Typ.	2.0±0.5	24.5±0.5	30.40Max.
ASF5022	400pcs	330±2.0	20.5Typ.	13.0±0.5	100Typ.	2.0±0.5	32.5±0.5	38.40Max.

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