Invention Grant
- Patent Title: Switched mode power supply having a staircase current limit
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Application No.: US14656456Application Date: 2015-03-12
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Publication No.: US10027225B2Publication Date: 2018-07-17
- Inventor: Guolei Yu , Yicheng Wan , Chunlei Shi , Sugato Mukherjee
- Applicant: QUALCOMM Incorporated
- Applicant Address: US CA San Diego
- Assignee: QUALCOMM Incorporated
- Current Assignee: QUALCOMM Incorporated
- Current Assignee Address: US CA San Diego
- Agency: Haynes and Boone, LLP IP Section
- Main IPC: H02M3/156
- IPC: H02M3/156 ; H02M1/14 ; H02M1/00
Abstract:
Disclosed is switching power supply that includes a pulse frequency modulation (PFM) mode of operation current feedback control. A reference current source is configured to output a reference current at one of several selectable levels. The level of the reference current may vary during operation of the current feedback control loop.
Public/Granted literature
- US20160268896A1 SWITCHED MODE POWER SUPPLY HAVING A STAIRCASE CURRENT LIMIT Public/Granted day:2016-09-15
Information query
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