IP Library › Granted Patent US 11,770,916
Granted Patent B2
US 11,770,916 · App. 17/687,381 · Granted Sep 26, 2023

Apparatus for an inductor disposed in a band for method of heat dispersion

Inventors: Dhammika L. Perera (San Jose, CA); John Weld (Ledgewood, NJ); Matthew Wilkowski (Rockwall, TX)
Assignee: Modular Power Technoogy, Inc.
H05K7/209H01F1/147H01F1/344H01F27/22H01F27/24H01F27/2876H01L27/0248H02M1/0003H05K2201/1003
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Quick Facts
Patent No.
US 11,770,916
App. No.
17/687,381
Granted
Sep 26, 2023
Kind
B2
Abstract

Embodiments of the present disclosure include an apparatus having a band including a high thermally conductive material is disposed at least partially around an inductor.

Claims (14)

1. An apparatus comprising:

a band comprising a high thermally conductive material disposed at least partially around an inductor, wherein the high thermal conductive material has a thermal conductive value greater than the thermal conductivity of the inductor, wherein a minimum width of the band is the minimum width to allow a thermal connection with one or more terminals of an integrated circuit die.

2. The apparatus of claim 1 , wherein the high thermally conductive material is a formable metal comprising copper, silver, gold, aluminum, steel, stainless steel, tungsten, or zinc.

3. The apparatus of claim 1 , wherein the high thermally conductive material comprises a non-metal including aluminum nitride, or graphite.

4. The apparatus of claim 1 , further comprising one or more additional band disposed around a corresponding one of one or more additional inductors.

5. The apparatus of claim 1 , wherein a width of the band varies around the inductor.

6. The apparatus of claim 1 , wherein the integrated circuit die comprises an integrated circuit in a package or multiple circuits in a package.

7. The apparatus of claim 1 , wherein a maximum width of the band is an overhang of a width of the inductor.

8. The apparatus of claim 1 , wherein the band completely surrounds the inductor.

9. The apparatus of claim 1 , wherein the band makes direct contact with the inductor.

10. The apparatus of claim 1 , wherein the band improves thermal performance, magnetic shielding performance, electrostatic shielding performance, or improves placement of the inductor as part of an assembly.

11. The apparatus of claim 1 , wherein the high thermally conductive material has a thermal conductivity that is greater than 200 watts per meter per kelvin (W/mK).

12. The apparatus of claim 1 , wherein the high thermally conductive material has a thermal conductivity that is greater than 100 watts per meter per kelvin (W/mK).

13. The apparatus of claim 1 , wherein the band is electrically decoupled from the integrated circuit die.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 15, 2023
From: PERERA, DHAMMIKA L.; WELD, JOHN; WILLOWSKI, MATTHEW
To: MODULAR POWER TECHNOLOGY, INC.
Reel/Frame 064593/0057 →
Continuity (3)
Continuation 17495190 · Oct 6, 2021
Provisional Application 63105567 · Oct 26, 2020
Related Publication 20220272864A1 · Aug 25, 2022