Standard series · HPP

HPP powder-core power inductors, 15–30 kHz

48 standard parts from 30 µH to 600 µH and 15 A to 75 A rms – powder-core toroids with Litz winding and tinned flying leads for DC/DC boost and buck stages.

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Preliminary · design data

48 standard parts from 30 µH to 600 µH and 15 A to 75 A rms. Powder-core toroids with Litz winding and tinned flying leads for DC/DC boost and buck stages, inverters and converters – soft saturation, no air gap, low stray field.

30 – 600 µHInductance, ±8 %

15 – 75 A rmsRated current incl. ripple

25 – 125 ASaturation current (L ≥ 80 %)

15 / 20 / 30 kHzDesign switching frequency

Class F155 °C winding system

85 °CMax. ambient, natural convection

Selection matrix – click a part number

L µH	Irms A	Isat A	15 kHz	20 kHz	30 kHz
600	15	25	HPP015-15-601	HPP015-20-601	HPP015-30-601
500	17	28.3	HPP017-15-501	HPP017-20-501	HPP017-30-501
400	20	33.3	HPP020-15-401	HPP020-20-401	HPP020-30-401
300	23	38.3	HPP023-15-301	HPP023-20-301	HPP023-30-301
200	27	45	HPP027-15-201	HPP027-20-201	HPP027-30-201
175	28	46.7	HPP028-15-181	HPP028-20-181	HPP028-30-181
150	30	50	HPP030-15-151	HPP030-20-151	HPP030-30-151
130	35	58.3	HPP035-15-131	HPP035-20-131	HPP035-30-131
100	37	61.7	HPP037-15-101	HPP037-20-101	HPP037-30-101
95	40	66.7	HPP040-15-950	HPP040-20-950	HPP040-30-950
80	45	75	HPP045-15-800	HPP045-20-800	HPP045-30-800
60	50	83.3	HPP050-15-600	HPP050-20-600	HPP050-30-600
55	60	100	HPP060-15-550	HPP060-20-550	HPP060-30-550
50	55	91.7	HPP055-15-500	HPP055-20-500	HPP055-30-500
35	70	116.7	HPP070-15-350	HPP070-20-350	HPP070-30-350
30	75	125	HPP075-15-300	HPP075-20-300	HPP075-30-300

Full product table (48 parts)

Part no.	L µH	Irms A	Isat A	f kHz	Ripple A pk-pk	DCR mΩ	Loss W	ΔT K	Ø max mm	H max mm	Bore min mm	Weight g	Power kW	Vbus max V
HPP015-15-601	600	15	25.0	15	6.0	49.67	16.6	48	89	28	31	600	1.5	194
HPP015-20-601	600	15	25.0	20	4.5	49.67	16.0	47	89	28	31	600	1.5	196
HPP015-30-601	600	15	25.0	30	3.0	49.67	15.4	45	89	28	31	600	1.5	197
HPP017-15-501	500	17	28.3	15	6.8	37.72	16.3	46	88	30	32	690	1.6	187
HPP017-20-501	500	17	28.3	20	5.1	37.72	15.6	44	88	30	32	690	1.6	188
HPP017-30-501	500	17	28.3	30	3.4	37.72	15.0	43	88	30	32	690	1.6	189
HPP020-15-401	400	20	33.3	15	8.0	29.44	17.7	49	89	30	31	690	1.7	172
HPP020-20-401	400	20	33.3	20	6.0	29.44	17.0	48	89	30	31	690	1.7	173
HPP020-30-401	400	20	33.3	30	4.0	29.44	16.3	46	89	30	31	690	1.7	175
HPP023-15-301	300	23	38.3	15	9.2	22.82	18.2	50	88	30	32	690	1.7	151
HPP023-20-301	300	23	38.3	20	6.9	22.82	17.5	49	88	30	32	690	1.8	153
HPP023-30-301	300	23	38.3	30	4.6	22.82	16.8	47	88	30	32	690	1.8	154
HPP027-15-201	200	27	45.0	15	10.8	16.35	17.9	51	88	29	33	640	1.6	119
HPP027-20-201	200	27	45.0	20	8.1	16.35	17.2	50	88	29	33	640	1.6	119
HPP027-30-201	200	27	45.0	30	5.4	16.35	16.6	48	88	29	33	640	1.6	120
HPP028-15-181	175	28	46.7	15	11.2	15.78	18.5	55	88	26	33	560	1.5	106
HPP028-20-181	175	28	46.7	20	8.4	15.78	17.9	53	88	26	33	560	1.5	107
HPP028-30-181	175	28	46.7	30	5.6	15.78	17.2	52	88	26	33	560	1.5	108
HPP030-15-151	150	30	50.0	15	12.0	12.42	16.6	48	89	28	31	600	1.5	97
HPP030-20-151	150	30	50.0	20	9.0	12.42	16.0	47	89	28	31	600	1.5	98
HPP030-30-151	150	30	50.0	30	6.0	12.42	15.4	45	89	28	31	600	1.5	99
HPP035-15-131	130	35	58.3	15	14.0	9.73	18.0	50	89	31	31	700	1.8	100
HPP035-20-131	130	35	58.3	20	10.5	9.73	17.2	48	89	31	31	700	1.8	101
HPP035-30-131	130	35	58.3	30	7.0	9.73	16.6	46	89	31	31	700	1.8	102
HPP037-15-101	100	37	61.7	15	14.8	8.59	17.5	51	88	27	32	580	1.5	80
HPP037-20-101	100	37	61.7	20	11.1	8.59	16.9	50	88	27	32	580	1.5	81
HPP037-30-101	100	37	61.7	30	7.4	8.59	16.3	48	88	27	32	580	1.5	81
HPP040-15-950	95	40	66.7	15	16.0	7.02	16.8	47	89	31	31	700	1.7	83
HPP040-20-950	95	40	66.7	20	12.0	7.02	16.2	45	89	31	31	700	1.7	84
HPP040-30-950	95	40	66.7	30	8.0	7.02	15.5	44	89	31	31	700	1.7	84
HPP045-15-800	80	45	75.0	15	18.0	6.35	19.5	54	88	30	32	660	1.8	79
HPP045-20-800	80	45	75.0	20	13.5	6.35	18.7	53	88	30	32	660	1.8	79
HPP045-30-800	80	45	75.0	30	9.0	6.35	18.0	51	88	30	32	660	1.8	80
HPP050-15-600	60	50	83.3	15	20.0	4.63	17.4	49	88	30	32	690	1.7	67
HPP050-20-600	60	50	83.3	20	15.0	4.63	16.7	47	88	30	32	690	1.7	68
HPP050-30-600	60	50	83.3	30	10.0	4.63	16.0	45	88	30	32	690	1.7	68
HPP060-15-550	55	60	100.0	15	24.0	3.58	18.1	36	113	29	37	1110	2.3	75
HPP060-20-550	55	60	100.0	20	18.0	3.58	17.5	35	113	29	37	1110	2.3	76
HPP060-30-550	55	60	100.0	30	12.0	3.58	16.9	34	113	29	37	1110	2.3	76
HPP055-15-500	50	55	91.7	15	22.0	4.09	18.6	53	88	29	33	640	1.7	60
HPP055-20-500	50	55	91.7	20	16.5	4.09	17.9	52	88	29	33	640	1.7	61
HPP055-30-500	50	55	91.7	30	11.0	4.09	17.2	50	88	29	33	640	1.7	61
HPP070-15-350	35	70	116.7	15	28.0	2.13	14.5	30	113	30	36	1150	1.9	55
HPP070-20-350	35	70	116.7	20	21.0	2.13	14.0	29	113	30	36	1150	2.0	56
HPP070-30-350	35	70	116.7	30	14.0	2.13	13.5	28	113	30	36	1150	2.0	56
HPP075-15-300	30	75	125.0	15	30.0	1.96	15.3	32	113	29	38	1100	1.9	52
HPP075-20-300	30	75	125.0	20	22.5	1.96	14.8	31	113	29	38	1100	2.0	52
HPP075-30-300	30	75	125.0	30	15.0	1.96	14.3	30	113	29	38	1100	2.0	52

Typical values at rated current incl. ripple, design ambient 50 °C, natural convection; max. ambient 85 °C. Ripple basis 40 % of Irms at 15 kHz, scaled with 1/f. Dimensions are maximum values incl. winding; bore = minimum free inner Ø. Click a column header to sort.

Mechanical outline – HPP series

Flying leads (standard)

Aluminium L-bracket mounting (option)

AWound outer Ø
BWound height
CFree inner bore Ø
DLead free length (each)
EStrip & tin length
FLead conductor Ø
GLead exit angle
HAxis height above mounting face
JOverall height on bracket
KBracket foot length

Schematic – not to scale. Dimensions for each part number are given in its datasheet.

Example datasheet (PDF) Request samples / quote

Every part number has its own page and datasheet. L-bracket or base-plate mounting, aluminium winding and forced-air ratings on request. Preliminary design data – to be confirmed on first samples. Specifications subject to change without notice.

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