JP2009077565A - スイッチング電源用半導体装置 - Google Patents

スイッチング電源用半導体装置 Download PDF

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Publication number
JP2009077565A
JP2009077565A JP2007244848A JP2007244848A JP2009077565A JP 2009077565 A JP2009077565 A JP 2009077565A JP 2007244848 A JP2007244848 A JP 2007244848A JP 2007244848 A JP2007244848 A JP 2007244848A JP 2009077565 A JP2009077565 A JP 2009077565A
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Japan
Prior art keywords
switching
power supply
circuit
period
transformer
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JP2007244848A
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English (en)
Japanese (ja)
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JP2009077565A5 (enExample
Inventor
Hiroko Murayama
紘子 村山
Osamu Takahashi
理 高橋
Yoshihiro Mori
吉弘 森
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Panasonic Corp
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Panasonic Corp
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Priority to JP2007244848A priority Critical patent/JP2009077565A/ja
Publication of JP2009077565A publication Critical patent/JP2009077565A/ja
Publication of JP2009077565A5 publication Critical patent/JP2009077565A5/ja
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JP2007244848A 2007-09-21 2007-09-21 スイッチング電源用半導体装置 Withdrawn JP2009077565A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2007244848A JP2009077565A (ja) 2007-09-21 2007-09-21 スイッチング電源用半導体装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007244848A JP2009077565A (ja) 2007-09-21 2007-09-21 スイッチング電源用半導体装置

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JP2009077565A true JP2009077565A (ja) 2009-04-09
JP2009077565A5 JP2009077565A5 (enExample) 2010-03-25

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JP2007244848A Withdrawn JP2009077565A (ja) 2007-09-21 2007-09-21 スイッチング電源用半導体装置

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010146642A1 (ja) * 2009-06-19 2010-12-23 パナソニック株式会社 スイッチング電源装置および半導体装置
WO2024067646A1 (zh) * 2022-09-30 2024-04-04 华为技术有限公司 开关电源电路、电源适配器及充电系统

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010146642A1 (ja) * 2009-06-19 2010-12-23 パナソニック株式会社 スイッチング電源装置および半導体装置
US8335097B2 (en) 2009-06-19 2012-12-18 Panasonic Corporation Semiconductor device that converts input direct current voltage to regulated output voltage by intermittently switching on and off the input direct current voltage
WO2024067646A1 (zh) * 2022-09-30 2024-04-04 华为技术有限公司 开关电源电路、电源适配器及充电系统

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