US 11,700,324 B2 · Electronic device having connection path between buck converters

Abstract

According to an embodiment disclosed in the specification, an electronic device comprises a battery disposed inside the electronic device; a printed circuit board (PCB) disposed inside the electronic device; at least one electronic component disposed on the PCB; and a first buck converter having a first end and a second end, wherein the first end is routed to the battery; and a second buck converter having a first end and a second end, wherein the first end is selectively electrically connected to the second end of the first buck converter, and the second end is routed to the at least one electronic component, and wherein the first buck converter and the second buck converter are configured to boost a voltage provided from the battery through an electrical path formed from the battery by the first end of the first buck converter, and the second end of the first buck converter, the first end of the second buck converter and the second end of the second buck converter to the at least one electronic component.

Claims17

Dependent claims

An electronic device comprising:

a battery disposed inside the electronic device;
a printed circuit board (PCB) disposed inside the electronic device;
at least one electronic component disposed on the PCB;
a first buck converter configured to output a first level of voltage that is reduced from a voltage level of the battery, the first buck converter having a first end and a second end, wherein the first end is routed to the battery;
and
a second buck converter configured to output a second level of voltage that is reduced from the voltage level of the battery, the second buck converter having a first end and a second end, wherein the first end is configured to selectively connect electrically to the second end of the first buck converter, and the second end is routed to the at least one electronic component, and
when the first end of the second buck converter electrically connects to the second end of the first buck converter, the first buck converter and the second buck converter form a buck booster configured to provide a boosted voltage level from the voltage level of the battery to the at least one electronic component.

4 more elements

An electronic device comprising:

a battery disposed inside the electronic device;
a PCB disposed inside the electronic device;
at least one electronic component disposed on the PCB;
and
an PMIC routed to the battery and the at least one electronic component,
wherein the PMIC comprises:
a first buck converter, having a first end and a second end, wherein the first end is routed to the battery and the second end is routed to a first switch;
and
a second buck converter, having a first end and a second end, wherein the first end is routed to the first switch and the second end is routed to the at least one electronic component, and
wherein, when the electronic device satisfies a first condition, the PMIC is configured to:
short the first switch;
and
boost a voltage applied from the battery through an electrical path formed through the battery, the first buck converter, the first switch, and the second buck converter to apply the boosted voltage to the at least one electronic component.

10 more elements

Dependencies are inferred from the claim text.

Electronic device having connection path between buck converters

Life of this patent

Electronic device having connection path between buck converters

Life of this patent

Abstract

Claims17