JP5364986B2 - 2次電池保護用半導体装置 - Google Patents
2次電池保護用半導体装置 Download PDFInfo
- Publication number
- JP5364986B2 JP5364986B2 JP2007238164A JP2007238164A JP5364986B2 JP 5364986 B2 JP5364986 B2 JP 5364986B2 JP 2007238164 A JP2007238164 A JP 2007238164A JP 2007238164 A JP2007238164 A JP 2007238164A JP 5364986 B2 JP5364986 B2 JP 5364986B2
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- Prior art keywords
- circuit
- semiconductor device
- terminal
- secondary battery
- overcurrent
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Secondary Cells (AREA)
- Semiconductor Integrated Circuits (AREA)
- Protection Of Static Devices (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Description
2次電池の過充電、過放電、充電過電流、放電過電流、または短絡電流を検出して、前記2次電池を保護する2次電池保護用半導体装置であって、
過充電検出出力端子及び充電器マイナス電位入力端子と同電位となる素子の位置と、放電過電流検出比較器の位置とを、チップ(基板)の対角線両端の夫々の近傍に配置することを特徴とする。
Claims (1)
- 2次電池の過充電、過放電、充電過電流、放電過電流、または短絡電流を検出して、前記2次電池を保護する2次電池保護用半導体装置であって、
過充電検出出力端子及び充電器マイナス電位入力端子と同電位となる素子の位置と、放電過電流検出比較器の位置とを、チップ(基板)の対角線両端の夫々の近傍に配置することを特徴とする半導体装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007238164A JP5364986B2 (ja) | 2007-09-13 | 2007-09-13 | 2次電池保護用半導体装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007238164A JP5364986B2 (ja) | 2007-09-13 | 2007-09-13 | 2次電池保護用半導体装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009071052A JP2009071052A (ja) | 2009-04-02 |
JP5364986B2 true JP5364986B2 (ja) | 2013-12-11 |
Family
ID=40606997
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007238164A Expired - Fee Related JP5364986B2 (ja) | 2007-09-13 | 2007-09-13 | 2次電池保護用半導体装置 |
Country Status (1)
Country | Link |
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JP (1) | JP5364986B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5663783B2 (ja) | 2010-02-26 | 2015-02-04 | リコー電子デバイス株式会社 | 2次電池保護回路とバッテリ装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02219260A (ja) * | 1989-02-20 | 1990-08-31 | Fujitsu Ten Ltd | 半導体装置のノイズ障害防止装置 |
JP3439506B2 (ja) * | 1992-11-24 | 2003-08-25 | セイコーインスツルメンツ株式会社 | 充放電制御回路と充電式電源装置 |
JP3498736B2 (ja) * | 2000-09-28 | 2004-02-16 | 株式会社リコー | 充放電保護回路、該充放電保護回路を組み込んだバッテリーパック、該バッテリーパックを用いた電子機器 |
JP4499985B2 (ja) * | 2002-12-13 | 2010-07-14 | 株式会社リコー | 電源用ic及びその電源用icを使用した通信装置 |
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2007
- 2007-09-13 JP JP2007238164A patent/JP5364986B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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JP2009071052A (ja) | 2009-04-02 |
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