IP Library › Granted Patent US 12,597,556
Granted Patent B2
US 12,597,556 · App. 17/961,244 · Granted Apr 7, 2026

Transformer device and electronic device comprising same

Inventors: Moonyoung Kim (Suwon-si, KR); Jeongil Kang (Suwon-si, KR)
Assignee: SAMSUNG ELECTRONICS CO., LTD.
H01F27/40H01F27/02H01B7/04
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Quick Facts
Patent No.
US 12,597,556
App. No.
17/961,244
Granted
Apr 7, 2026
Kind
B2
Abstract

A transformer device includes a transformer circuit having a shape arranged to be connected to another transformer device, and a connector provided on one side of the transformer circuit such that the transformer circuit is connected to a cable connected with another transformer device where the transformer circuit is configured to be connected to a transformer circuit of another transformer device through the cable to increase a voltage or current provided to a load.

Claims (39)

1 . A transformer device comprising:

a device body comprising a transformer circuitry including an input side coil and an output side coil; and

a plurality of terminals provided on side walls of the device body,

wherein the transformer circuitry is configured to be connected to a transformer circuitry of a first another transformer device or a transformer circuitry of a second another transformer device to increase a voltage or current provided to a load,

wherein the plurality of terminals comprise:

a first terminal provided on a first side wall of the side walls and connected to the input side coil in serial,

a second terminal provided on the first side wall and connected to the output side coil in serial, wherein the first terminal and the second terminal are configured to be connected to the transformer circuitry of the first another transformer device through a first cable in serial to increase the voltage provided to the load,

a pair of third terminals provided on a second side wall of the side walls and connected to the input side coil in parallel, and

a pair of fourth terminals provided on the second side wall and connected to the output side coil in parallel, wherein the pair of third terminals and the pair of fourth terminals are configured to be connected to the transformer circuitry of the second another transformer device through a second cable in parallel to increase the current provided to the load.

2 . The transformer device according to claim 1 , wherein each of the first cable and the second cable comprises a flexible cable.

3 . The transformer device according to claim 1 , wherein the plurality of terminals further comprise a pair of terminals provided on a third side wall of the side walls, the third side wall being opposite to the first side wall.

4 . The transformer device according to claim 3 , wherein the plurality of terminals further comprise a pair of terminals provided on a fourth side wall of the side walls, the fourth side wall being opposite to the second side wall.

5 . The transformer device according to claim 1 , wherein the device body comprises a marker provided to identify an orientation of the transformer device.

6 . The transformer device according to claim 1 , wherein the first and second terminals and the third and fourth terminals are provided to have different shapes to each other.

7 . The transformer device according to claim 1 , wherein the input side coil is applied with an input voltage and the output side coil is isolated from the input side coil and outputs an output voltage corresponding to the input voltage which has been adjusted.

8 . The transformer device according to claim 7 , wherein the first terminal is provided to connect the input side coil of the transformer circuitry of the transformer device and an input side coil of the transformer circuitry of the first another transformer device with each other and the second terminal is provided to connect the output side coil of the transformer circuitry of the transformer device and an output side coil of the transformer circuitry of the first another transformer device with each other in serial.

9 . A transformer device comprising:

a device body comprising a transformer circuitry including an input side coil and an output side coil; and

a plurality of terminals provided on side walls of the device body,

wherein the transformer circuitry is configured to be connected to a transformer circuitry of another transformer device to increase a voltage or current provided to a load,

wherein the plurality of terminals comprise:

a first terminal provided on a first side wall of the side walls and connected to the input side coil in serial,

a second terminal provided on the first side wall and connected to the output side coil in serial, wherein the first terminal is configured to be connected to the transformer circuitry of the another transformer device through a first cable in serial to increase the voltage provided to the load,

a pair of terminals provided on a second side wall of the side walls and connected to the output side coil in parallel,

wherein the input side coil of the transformer circuitry of the transformer device is connected to an input side coil of the transformer circuitry of the another transformer device via the first cable in serial through the first terminal and the output side coil of the transformer circuitry of the transformer device is not connected to an output side coil of the transformer circuitry of the another transformer device in serial, and

wherein the output side coil of the transformer circuitry of the transformer device is connected to the output side coil of the transformer circuitry of the another transformer device through a pair of second cables in parallel via a circuit board.

10 . An electronic device comprising a power supply having a plurality of transformer devices to supply a voltage, each of the plurality of transformer devices comprising:

a device body including a transformer circuitry including an input side coil and an output side coil; and

a plurality of terminals provided on side walls of the device body,

wherein the transformer circuitry is configured to be connected to a transformer circuitry of a first another transformer device among the plurality of transformer devices or a transformer circuitry of a second another transformer device among the plurality of transformer devices to increase a voltage or current provided to a load, and

wherein the plurality of terminals comprise:

a first terminal provided on a first side wall of the side walls and connected to the input side coil in serial,

a second terminal provided on the first side wall and connected to the output side coil in serial, wherein the first terminal and the second terminal are configured to be connected to the transformer circuitry of the first another transformer device through a first cable in serial to increase the voltage provided to the load,

a pair of third terminals provided on a second side wall of the side walls and connected to the input side coil in parallel, and

a pair of fourth terminals provided on the second side wall and connected to the output side coil in parallel, wherein the pair of third terminals and the pair of fourth terminals are configured to be connected to the transformer circuitry of the second another transformer device through a second cable in parallel to increase the current provided to the load.

11 . The electronic device according to claim 10 , wherein each of the first cable and the second cable comprises a flexible cable.

12 . The electronic device according to claim 10 , wherein the plurality of terminals further comprise a pair of terminals provided on a third side wall of the side walls, the third wall being opposite to the first side wall.

13 . The electronic device according to claim 12 , wherein the plurality of terminals further comprise a pair of terminals provided on a fourth side wall of the side walls, the fourth side wall being opposite to the second side wall.

14 . The electronic device according to claim 10 , wherein the device body comprises a marker provided to identify an orientation of a corresponding transformer device of the plurality of transformer devices.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 6, 2023
From: KIM, MOONYOUNG; KANG, JEONGIL
To: SAMSUNG ELECTRONICS CO.. LTD.
Reel/Frame 062301/0021 →
Priority Claims (1)
KR 10-2020-0041607 · Apr 6, 2020 · national
Continuity (2)
Continuation PCTKR2021003645 · Mar 24, 2021
Related Publication 20230035452A1 · Feb 2, 2023
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