US 10,541,603 B2Granted

Circuits for a hybrid switched capacitor converter

AssigneeLion Semiconductor Inc.

InventorsAlberto Alessandro Angelo Puggelli, Thomas Li, Wonyoung Kim, John Crossley, Hanh-Phuc Le

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Abstract

Circuits comprising: an inductor having a first side connected to VIN; a first switch having a first side connected to a second side of the inductor; a second switch having a first side connected to VIN; a first capacitor having a first side connected to a second side of the second switch; a third switch having a first side connected to a second side of the first switch; a fourth switch having a first side connected to a second side of the third switch; a fifth switch having a first side connected to a second side of the first capacitor and to a second side of the fourth switch, and having a second side coupled to a voltage source; and a second capacitor having a first side connected to the first side of the fourth switch, and having a second side connected to the second side of the fifth switch.

Claims9

Dependent claims

A circuit, comprising:

an inductor having a first side and a second side, wherein the first side is connected to an input voltage;
a first switch having a first side and a second side, wherein the first side is connected to the second side of the inductor;
a second switch having a first side and a second side, wherein the first side is connected to the input voltage;
a first capacitor having a first side and a second side, wherein the first side is connected to the second side of the second switch;
a third switch having a first side and a second side, wherein the first side is connected to the second side of the first switch;
a fourth switch having a first side and a second side, wherein the first side is connected to the second side of the third switch;
a fifth switch having a first side and a second side, wherein the first side is connected to the second side of the first capacitor and to the second side of the fourth switch, and wherein the second side is coupled to a voltage source;
and
a second capacitor having a first side and a second side, wherein the first side is connected to the first side of the fourth switch, and wherein the second side is connected to the second side of the fifth switch.

6 more elements

Dependencies are inferred from the claim text.

Facts

Application: 15/695,955Filed 5 Sep 2017 · continuation in part
Priority: 18 Apr 2016
Published: US 2018/0358896 A113 Dec 2018
Granted: 21 Jan 2020
Term ends: Not estimatedThe source records don’t support an estimate.

Classification9 codes

H02M 3/07
Using resistors or capacitors, e.g. potential divider: using capacitors charged and discharged alternately by semiconductor devices with control…
H02M 3/157
With automatic control of output voltage or current, e.g. switching regulators: with digital control
H02M 3/158
With automatic control of output voltage or current, e.g. switching regulators: including plural semiconductor devices as final control devices…
H02M 3/1588
Including plural semiconductor devices as final control devices for a single load: comprising at least one synchronous rectifier element

Family

Application62/324,091Us provisional application · filed 18 Apr 2016
Application15/487,659Parent of this continuation-in-part · filed 14 Apr 2017
US 2018/0358896 A1Pre-grant publication · published 13 Dec 2018
US 10,274,987 B2Parent of this continuation-in-part
US 2017/0300078 A1Published application
US 10,541,603 B2This patent

From the US filing history. Foreign family members aren’t listed.