HPP power inductor
HPP035-15-131 · 130 µH, 35 A power inductor, 15 kHz
Powder-core toroidal power inductor with Litz winding and flying leads for DC/DC boost and buck stages at 15 kHz.
Standard series · HPP
Preliminary · design dataHPP035-15-131
130 µHInductance ±8 %, 10 kHz / 1 V
35 A rmsRated current, 15 kHz incl. ripple
58.3 ASaturation current (L ≥ 80 %)
9.73 mΩDCR typ. at 25 °C
50 KTemperature rise, Ta 50 °C, still air
≈ 700 gWeight approx.
Electrical characteristics
| Parameter | Condition | Value |
|---|---|---|
| Inductance L0 | 10 kHz, 1 V, 0 A DC | 130 µH ±8 % |
| Rated current Irms | 15 kHz, ripple incl., Ta ≤ 85 °C, natural convection | 35 A |
| Saturation current Isat | L ≥ 80 % of nominal L0 | 58.3 A |
| Ripple current | at 15 kHz (design basis) | 14 A pk-pk |
| Switching frequency | design frequency | 15 kHz |
| DC resistance | 25 °C, 4-wire | 9.73 mΩ typ. |
| Power loss | rated current, Ta 50 °C | 18.0 W typ. |
| Temperature rise | rated current, Ta 50 °C, still air | 50 K typ. |
| Operating ambient | at rated current | −40 … +85 °C |
| Insulation class | winding system | F (155 °C) |
| Power rating / max. bus voltage | D = 0.5 (buck / boost), design ripple; P ≈ ½ · Vbus · Irms | 1.8 kW at Vbus ≤ 100 V |
Mechanical
| Outer diameter | ≤ 89 mm |
| Height | ≤ 31 mm |
| Free inner bore | ≥ 31 mm |
| Weight | ≈ 700 g |
| Termination | Flying leads, stripped and solder-tinned |
| Core | Distributed-gap powder toroid, coated |
Same rating, other frequencies
Neighbouring ratings (15 kHz)
Preliminary design data – typical values to be confirmed on first samples. L-bracket or base-plate mounting, aluminium winding and forced-air ratings on request. Specifications subject to change without notice.
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