WE-TPC SMD Shielded Tiny Power Inductor

Characteristics:

Extremely flat power inductor
High current capability
Magnetically shielded which results in a low leakage field
Recommended solder profile: Reflow
Operating temperature: –40 °C to +125 °C

Applications:

Portable power like PDA, digital camera, PCMCIA cards and displays
DC/DC converter
Embedded PC
Mobile data gathering, telemetric

Dimensions

Size	A (mm)	B (mm)	C (mm)	D (mm)	E (mm)	F (mm)
2811	2.8	2.8	1.1	0.9	0.9
2813	2.8	2.8	1.35	0.9	0.9
3510	3.3	3.5	0.95	0.5	2.3	1.1
3816	3.8	3.8	1.65	1.3	1.2
4818	4.8	4.8	1.8	1.6	1.6
4828	4.8	4.8	2.8	1.6	1.6
5818	5.8	5.8	1.8	1.9	2.0
5828	5.8	5.8	2.8	1.9	2.0
6823	6.8	6.8	2.3	2.3	2.2
8012	8.0	8.0	1.1	3.4	2.4
8015	8.0	8.0	1.35	3.4	2.4
8020	8.0	8.0	1.8	3.2	2.4
1028	10.0	10.0	2.8	4.2	7.4
1038	10.0	10.0	3.8	4.2	7.4

Electrical properties

2811

Order Code	Inductance (µH)	Tolerance Inductance	Rated Current (A)	Saturation Current (A)	DC Resistance (Ω)	DC Resistance typical (Ω)	Self Resonant Frequency (MHz)
74402800011	0.11	±35%	4.6	4.8	0.018	0.013	2000
74402800033	0.33	±35%	3.0	2.4	0.035	0.027	550
74402800047	0.47	±35%	2.5	2.0	0.042	0.036	350
74402800082	0.82	±35%	2.2	1.6	0.065	0.053	180
744028001	1.0	±30%	1.9	1.5	0.085	0.065	150
744028002	2.2	±30%	1.5	1.0	0.155	0.125	100
744028003	3.3	±30%	1.1	0.85	0.220	0.185	80
744028004	4.7	±30%	0.9	0.70	0.310	0.265	70
744028006	6.8	±30%	0.83	0.55	0.400	0.325	60
744028100	10	±30%	0.63	0.45	0.670	0.550	45
744028150	15	±30%	0.55	0.35	0.830	0.750	37
744028220	22	±30%	0.40	0.27	1.48	1.22	25

Rated current typ. referring to 40 K heating above ambient temperature.

Saturation current typ. referring to inductance loss of 35% typ.

Electrical properties

2813

Order Code	Inductance (µH)	Tolerance Inductance	Rated Current (A)	Saturation Current (A)	DC Resistance (Ω)	DC Resistance typical (Ω)	Self Resonant Frequency (MHz)
74402900011	0.11	±35%	4.8	5.5	0.015	0.011	1000
74402900033	0.33	±35%	3.2	2.7	0.029	0.023	500
74402900047	0.47	±35%	2.8	2.2	0.037	0.029	350
74402900082	0.82	±35%	2.6	1.8	0.045	0.036	200
744029001	1.0	±30%	2.5	1.6	0.055	0.045	150
744029002	2.2	±30%	1.7	1.15	0.105	0.088	90
744029003	3.3	±30%	1.4	0.95	0.13	0.11	70
744029004	4.7	±30%	1.2	0.80	0.20	0.17	65
744029006	6.8	±30%	0.95	0.65	0.30	0.25	55
744029100	10	±30%	0.75	0.50	0.47	0.39	40
744029150	15	±30%	0.58	0.42	0.70	0.60	32
744029220	22	±30%	0.48	0.30	0.97	0.90	25
744029330	33	±30%	0.30	0.26	1.54	1.34	25
744029470	47	±30%	0.30	0.20	2.50	2.145	18

Rated current typ. referring to 40 K heating above ambient temperature.

Saturation current typ. referring to inductance loss of 35% typ.

Electrical properties

3510

Order Code	Inductance (µH)	Tolerance Inductance	Rated Current (A)	Saturation Current (A)	DC Resistance (Ω)	DC Resistance typical (Ω)	Self Resonant Frequency (MHz)
744030001	1.2	+20%/-35%	1.0	1.1	0.115	0.095	210
744030002	2.2	±30%	0.74	0.8	0.17	0.14	140
744030003	3.3	±30%	0.65	0.72	0.225	0.198	130
744030004	4.7	±30%	0.48	0.5	0.29	0.252	100
744030006	6.8	±30%	0.4	0.43	0.5	0.4	85
744030100	10	±30%	0.28	0.35	0.76	0.58	60
744030220	22	±30%	0.22	0.25	1.45	1.39	40

Rated current typ. referring to 40 K heating above ambient temperature.

Saturation current typ. referring to inductance loss of 10% typ.

Electrical properties

3816

Order Code	Inductance (µH)	Tolerance Inductance	Rated Current (A)	Saturation Current (A)	DC Resistance (Ω)	DC Resistance typical (Ω)	Self Resonant Frequency (MHz)
744031001	1.5	±30%	1.75	1.55	0.047	0.04	125
744031002	2.5	±30%	1.45	1.25	0.058	0.05	120
744031003	3.6	±30%	1.38	1.1	0.085	0.066	80
744031004	4.7	±30%	1.2	0.9	0.105	0.09	75
744031006	6.8	±30%	0.85	0.75	0.156	0.135	45
744031100	10	±30%	0.74	0.56	0.205	0.185	45
744031150	15	±30%	0.62	0.45	0.285	0.255	30
744031220	22	±30%	0.51	0.36	0.45	0.41	26
744031330	33	±30%	0.42	0.32	0.66	0.635	25
744031470	47	±30%	0.39	0.25	1.0	0.94	20
744031101	100	±30%	0.25	0.18	2.4	1.93	10

Rated current typ. referring to 30 K heating above ambient temperature.

Saturation current typ. referring to inductance loss of 35% typ.

Electrical properties

4818

Order Code	Inductance (µH)	Tolerance Inductance	Rated Current (A)	Saturation Current (A)	DC Resistance (Ω)	DC Resistance typical (Ω)	Self Resonant Frequency (MHz)
744042001	1.0	±30%	2.7	2.6	0.03	0.028	177
7440420018	1.8	±30%	2.35	2.4	0.058	0.04	100
7440420027	2.7	±30%	2.03	2.2	0.06	0.047	90
744042003	3.3	±30%	1.95	1.8	0.065	0.055	80
7440420039	3.9	±30%	1.82	1.7	0.075	0.065	70
744042004	4.7	±30%	1.72	1.65	0.082	0.07	70
744042005	5.6	±30%	1.64	1.35	0.09	0.085	55
744042006	6.8	±30%	1.5	1.2	0.1	0.095	60
744042008	8.2	±30%	1.4	1.1	0.135	0.101	40
744042100	10	±30%	1.3	1.0	0.15	0.12	45
744042120	12	±30%	1.15	0.95	0.17	0.14	40
744042150	15	±30%	1.03	0.75	0.22	0.175	35
744042180	18	±30%	0.92	0.7	0.28	0.23	30
744042220	22	±30%	0.88	0.6	0.3	0.255	26
744042330	33	±30%	0.73	0.5	0.42	0.382	21
744042101	100	±30%	0.4	0.3	1.35	1.06	10

Rated current typ. referring to 30 K heating above ambient temperature.

Saturation current typ. referring to inductance loss of 35% typ.

Electrical properties

4828

Order Code	Inductance (µH)	Tolerance Inductance	Rated Current (A)	Saturation Current (A)	DC Resistance (Ω)	DC Resistance typical (Ω)	Self Resonant Frequency (MHz)
74404300033	0.33	±30%	4.0	6.0	0.012	0.008	400
74404300047	0.47	±30%	3.8	5.0	0.016	0.01	200
74404300082	0.82	±30%	3.5	3.7	0.018	0.014	170
7440430012	1.2	±30%	3.1	2.8	0.02	0.017	150
7440430018	1.8	±30%	2.7	2.45	0.025	0.02	120
7440430022	2.2	±30%	2.5	2.35	0.028	0.023	100
7440430027	2.7	±30%	2.35	1.95	0.03	0.027	80
744043003	3.3	±30%	2.15	1.8	0.035	0.03	80
7440430039	3.9	±30%	1.72	1.65	0.06	0.047	55
744043004	4.7	±30%	1.55	1.7	0.07	0.052	60
744043005	5.6	±30%	1.38	1.3	0.085	0.08	60
744043006	6.8	±30%	1.3	1.25	0.09	0.08	57
744043008	8.2	±30%	1.25	1.05	0.1	0.085	35
744043100	10	±30%	1.19	1.0	0.11	0.095	40
744043120	12	±30%	1.12	0.95	0.125	0.108	30
744043150	15	±30%	1.03	0.75	0.15	0.124	25
744043180	18	±30%	0.98	0.7	0.16	0.138	25
744043220	22	±30%	0.925	0.7	0.185	0.155	20
744043330	33	±30%	0.82	0.55	0.23	0.195	16
744043470	47	±30%	0.75	0.5	0.28	0.25	10
744043680	68	±30%	0.63	0.4	0.4	0.34	13
744043101	100	±30%	0.51	0.29	0.6	0.52	11
744043151	150	±30%	0.42	0.22	0.86	0.77	7
744043221	220	±30%	0.34	0.2	1.25	1.15	6
744043471	470	±30%	0.24	0.125	2.6	2.31	3
744043152	1500	±30%	0.09	0.06	9.0	6.8	40

Rated current typ. referring to 30 K heating above ambient temperature.

Saturation current typ. referring to inductance loss of 35% typ.

Electrical properties

5818

Order Code	Inductance (µH)	Tolerance Inductance	Rated Current (A)	Saturation Current (A)	DC Resistance (Ω)	DC Resistance typical (Ω)	Self Resonant Frequency (MHz)
7440520012	1.2	±30%	3.0	3.5	0.03	0.02	120
7440520018	1.8	±30%	2.6	3.0	0.035	0.024	100
744052002	2.5	±30%	2.4	2.7	0.04	0.03	85
744052003	3.0	±30%	2.2	2.4	0.045	0.035	70
7440520039	3.9	±30%	2.0	2.1	0.055	0.047	60
744052005	5.0	±30%	1.65	1.8	0.06	0.047	55
744052006	6.2	±30%	1.45	1.6	0.08	0.06	45
744052007	7.5	±30%	1.35	1.5	0.09	0.07	45
744052009	9.0	±30%	1.25	1.35	0.11	0.095	40
744052100	10	±30%	1.1	1.25	0.13	0.106	40
744052120	12	±30%	1.0	1.15	0.16	0.12	35
744052150	15	±30%	0.95	1.1	0.19	0.15	30
744052180	18	±30%	0.9	1.0	0.21	0.175	30
744052220	22	±30%	0.8	0.9	0.28	0.21	25
744052470	47	±30%	0.77	0.7	0.55	0.47	18
744052680	68	±30%	0.64	0.5	0.85	0.66	14
744052221	220	±30%	0.23	0.3	2.5	1.89	7
744052471	470	±30%	0.14	0.18	5.5	4.175

Rated current typ. referring to 30 K heating above ambient temperature.

Saturation current typ. referring to inductance loss of 35% typ.

Electrical properties

5828

Order Code	Inductance (µH)	Tolerance Inductance	Rated Current (A)	Saturation Current (A)	DC Resistance (Ω)	DC Resistance typical (Ω)	Self Resonant Frequency (MHz)
744053002	2.6	±30%	3.0	2.7	0.03	0.022	55
744053003	3.0	±30%	2.8	2.5	0.03	0.024	70
744053004	4.0	±30%	2.5	2.2	0.035	0.03	45
7440530047	4.7	±30%	2.4	1.95	0.038	0.03	40
744053005	5.3	±30%	2.3	1.9	0.04	0.03	45
744053006	6.2	±30%	2.2	1.7	0.045	0.035	38
744053008	8.2	±30%	2.1	1.6	0.055	0.04	28
744053100	10	±30%	1.5	1.4	0.07	0.05	35
744053120	12	±30%	1.46	1.25	0.08	0.06	22
744053150	15	±30%	1.38	1.15	0.1	0.07	20
744053180	18	±30%	1.25	1.1	0.11	0.088	20
744053220	22	±30%	1.15	0.9	0.12	0.095	20
744053270	27	±30%	1.05	0.8	0.16	0.125	15
744053330	33	±30%	0.9	0.75	0.19	0.155	15
744053470	47	±30%	0.82	0.65	0.25	0.22	13
744053680	68	±30%	0.62	0.56	0.35	0.275	10
744053101	100	±30%	0.45	0.45	0.48	0.36	10
744053221	220	±30%	0.3	0.29	1.25	0.92	20

Rated current typ. referring to 30 K heating above ambient temperature.

Saturation current typ. referring to inductance loss of 35% typ.

Electrical properties

6823

Order Code	Inductance (µH)	Tolerance Inductance	Rated Current (A)	Saturation Current (A)	DC Resistance (Ω)	DC Resistance typical (Ω)	Self Resonant Frequency (MHz)
744062001	1.0	+20%/-40%	4.8	4.6	0.014	0.01	110
7440620015	1.5	±30%	4.3	4.0	0.018	0.014	100
744062002	2.2	±30%	3.4	2.7	0.024	0.017	70
744062003	3.3	±30%	2.8	2.5	0.032	0.02	55
744062005	5.0	±30%	2.15	2.0	0.046	0.038	50
744062006	6.2	±30%	1.9	1.8	0.054	0.043	45
744062007	7.5	±30%	1.7	1.6	0.06	0.048	40
744062100	10	±30%	1.6	1.4	0.07	0.053	35
744062120	12	±30%	1.43	1.25	0.08	0.06	30
744062150	15	±30%	1.31	1.1	0.095	0.085	25
744062180	18	±30%	1.28	1.0	0.1	0.085	25
744062220	22	±30%	1.22	0.95	0.12	0.09	20
744062330	33	±30%	0.93	0.78	0.2	0.15	20
744062470	47	±30%	0.73	0.62	0.28	0.237	12
744062680	68	±30%	0.64	0.5	0.36	0.31	12
744062101	100	±30%	0.55	0.47	0.48	0.44	10
744062151	150	±30%	0.43	0.36	0.72	0.605	9
744062102	1000	±30%	0.16	0.13	5.0	4.69	2
744062152	1500	±30%	0.08	0.11	8.0	7.0	1.5

Rated current typ. referring to 30 K heating above ambient temperature.

Saturation current typ. referring to inductance loss of 35% typ.

Electrical properties

8012

Order Code	Inductance (µH)	Tolerance Inductance	Rated Current (A)	Saturation Current (A)	DC Resistance (Ω)	DC Resistance typical (Ω)	Self Resonant Frequency (MHz)
74406800024	0.24	±30%	4.1	5.8	0.019	0.015	200
74406800056	0.56	±30%	3.4	4.0	0.028	0.022	150
7440680010	1.0	±30%	2.8	3.3	0.038	0.032	110
7440680017	1.7	±20%	2.5	2.4	0.048	0.041	100
7440680027	2.7	±20%	2.2	1.9	0.062	0.052	80
7440680033	3.3	±20%	2.0	1.8	0.072	0.061	65
7440680047	4.7	±20%	1.85	1.55	0.085	0.072	55
7440680056	5.6	±20%	1.5	1.4	0.120	0.110	48
7440680068	6.8	±20%	1.4	1.2	0.135	0.127	45
7440680082	8.2	±20%	1.35	1.1	0.160	0.142	35
7440680100	10	±20%	1.2	1.0	0.200	0.177	25
7440680120	12	±20%	1.15	0.95	0.220	0.195	22
7440680150	15	±20%	1.1	0.8	0.240	0.213	20
7440680180	18	±20%	0.9	0.75	0.325	0.302	14
7440680220	22	±20%	0.85	0.7	0.395	0.350	10

Rated current typ. referring to 40 K heating above ambient temperature.

Saturation current typ. referring to inductance loss of 35% typ.

Electrical properties

8015

Order Code	Inductance (µH)	Tolerance Inductance	Rated Current (A)	Saturation Current (A)	DC Resistance (Ω)	DC Resistance typical (Ω)	Self Resonant Frequency (MHz)
74406900022	0.22	±30%	5.0	7.5	0.014	0.009	400
74406900052	0.52	±30%	4.3	5.8	0.02	0.015	100
7440690010	1.0	±20%	3.6	4.0	0.026	0.021	90
7440690016	1.6	±20%	3.1	3.3	0.035	0.029	85
7440690022	2.2	±20%	2.8	2.85	0.045	0.035	50
7440690033	3.3	±20%	2.55	2.3	0.052	0.042	40
7440690047	4.7	±20%	2.2	1.8	0.070	0.056	30
7440690068	6.8	±20%	1.75	1.65	0.11	0.088	15
7440690082	8.2	±20%	1.65	1.5	0.115	0.099	12
7440690100	10	±20%	1.55	1.25	0.135	0.112	10
7440690120	12	±20%	1.35	1.2	0.17	0.148	9
7440690150	15	±20%	1.25	1.1	0.2	0.179	8
7440690180	18	±20%	1.1	1.05	0.25	0.225	7
7440690220	22	±20%	1.0	0.9	0.31	0.272	6

Rated current typ. referring to 40 K heating above ambient temperature.

Saturation current typ. referring to inductance loss of 35% typ.

Electrical properties

8020

Order Code	Inductance (µH)	Tolerance Inductance	Rated Current (A)	Saturation Current (A)	DC Resistance (Ω)	DC Resistance typical (Ω)	Self Resonant Frequency (MHz)
74407000018	0.18	±30%	8.5	9.0	0.0045	0.0035	600
74407000047	0.47	±30%	7.0	6.5	0.0078	0.0058	300
74407000082	0.82	±30%	6.0	5.5	0.011	0.0085	200
7440700012	1.2	±30%	4.6	4.2	0.0165	0.0125	150
7440700022	2.2	±30%	4.4	3.2	0.021	0.017	115
7440700033	3.3	±30%	3.2	2.55	0.036	0.03	80
7440700047	4.7	±30%	3.0	2.2	0.045	0.037	65
7440700056	5.6	±30%	2.6	2	0.056	0.047	60
7440700068	6.8	±30%	2.4	1.8	0.068	0.056	55
7440700082	8.2	±30%	2.2	1.7	0.085	0.0705	50
7440700100	10	±30%	2.0	1.55	0.094	0.078	30
7440700150	15	±30%	1.65	1.25	0.14	0.117	25
7440700180	18	±30%	1.5	1.1	0.162	0.135	20
7440700220	22	±30%	1.3	1.0	0.2	0.166	16

Rated current typ. referring to 40 K heating above ambient temperature.

Saturation current typ. referring to inductance loss of 35% typ.

Electrical properties

1028

Order Code	Inductance (µH)	Tolerance Inductance	Rated Current (A)	Saturation Current (A)	DC Resistance (Ω)	DC Resistance typical (Ω)	Self Resonant Frequency (MHz)
744065001	1.0	±30%	8.0	9.5	0.0065	0.0058	100
7440650015	1.5	±30%	7.2	7.5	0.01	0.0085	80
7440650022	2.2	±30%	6.2	5.9	0.015	0.0104	65
7440650033	3.3	±30%	5.3	4.7	0.02	0.015	55
7440650047	4.7	±30%	4.6	4.2	0.023	0.02	40
7440650068	6.8	±30%	4.2	3.6	0.033	0.027	30
7440650082	8.2	±30%	3.8	2.8	0.037	0.031	28
744065100	10	±30%	3	2.5	0.053	0.045	25
744065150	15	±30%	2.2	2.25	0.09	0.075	22
744065220	22	±30%	1.8	1.9	0.135	0.11	16
744065330	33	±30%	1.6	1.3	0.18	0.14	12
744065470	47	±30%	1.4	1.15	0.23	0.18	11
744065560	56	±30%	1.25	1.1	0.27	0.21	10
744065680	68	±30%	1.2	1.05	0.3	0.23	9
744065820	82	±30%	1.1	1.0	0.42	0.31	8
744065101	100	±30%	1.0	0.9	0.47	0.33	7
744065121	120	±30%	0.9	0.85	0.56	0.42	6
744065151	150	±30%	0.85	0.75	0.68	0.53	5
744065221	220	±30%	0.50	0.55	1.00	0.75

Rated current typ. referring to 30 K heating above ambient temperature.

Saturation current typ. referring to inductance loss of 35% typ.

Electrical properties

1038

Order Code	Inductance (µH)	Tolerance Inductance	Rated Current (A)	Saturation Current (A)	DC Resistance (Ω)	DC Resistance typical (Ω)	Self Resonant Frequency (MHz)
7440660015	1.5	±30%	7.2	10.0	0.0075	0.0062	65
7440660022	2.2	±30%	6.7	6.8	0.0105	0.0080	55
7440660035	3.5	±30%	5.8	6.4	0.015	0.0115	35
744066005	5.0	±30%	4.9	5.5	0.022	0.0165	30
7440660062	6.2	±30%	4.3	4.5	0.024	0.020	25
744066100	10	±30%	3.6	4.0	0.035	0.028	20
744066150	15	±30%	3.2	3.25	0.05	0.040	16
744066220	22	±30%	2.5	2.3	0.075	0.060	12
744066330	33	±30%	2.1	1.8	0.112	0.092	10
744066470	47	±30%	1.75	1.85	0.16	0.132	8
744066680	68	±30%	1.5	1.5	0.216	0.185	7
744066101	100	±30%	1.2	1.2	0.3	0.255	6
744066151	150	±30%	1.0	1.1	0.47	0.395	6
744066221	220	±30%	0.75	0.85	0.74	0.570	6
744066331	330	±30%	0.6	0.7	1.0	0.785	6
744066681	680	±30%	0.46	0.5	2.15	1.65	2

Rated current typ. referring to 30 K heating above ambient temperature.

Saturation current typ. referring to inductance loss of 35% typ.

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