JPS5953643U - Electronic equipment with solar cells - Google Patents

Electronic equipment with solar cells

Info

Publication number
JPS5953643U
JPS5953643U JP14624782U JP14624782U JPS5953643U JP S5953643 U JPS5953643 U JP S5953643U JP 14624782 U JP14624782 U JP 14624782U JP 14624782 U JP14624782 U JP 14624782U JP S5953643 U JPS5953643 U JP S5953643U
Authority
JP
Japan
Prior art keywords
electronic equipment
solar cells
switching transistor
solar cell
secondary battery
Prior art date
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.)
Pending
Application number
JP14624782U
Other languages
Japanese (ja)
Inventor
臼井　計文
Original Assignee
カシオ計算機株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by カシオ計算機株式会社 filed Critical カシオ計算機株式会社
Priority to JP14624782U priority Critical patent/JPS5953643U/en
Publication of JPS5953643U publication Critical patent/JPS5953643U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来例を示し、太陽電池の出力を二次電池に充
電する充電回路の構成図、第２図、第３図はこの考案の
一実施例を示し、第２図は充電回路の構成図、第３図は
動作原理を示す図である。 １１・・・・・・太陽電池、１２・・・・・・二次電池
、１３゜１８・・・・・・コンパレータ、１４・・・・
・・スイッチングトランジスタ。Figure 1 shows a conventional example, and is a configuration diagram of a charging circuit that charges a secondary battery with the output of a solar cell. Figures 2 and 3 show an embodiment of this invention. Figure 2 shows a charging circuit. The configuration diagram and FIG. 3 are diagrams showing the operating principle. 11...Solar cell, 12...Secondary battery, 13°18...Comparator, 14...
...Switching transistor.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 太陽電池から二次電池に充電電流が流れる充電回路中に
設けられたスイッチングトランジスタと、前記二次電池
の電位から充電開始電圧及び過充電防止電圧を検出する
検出回路とを具備し、前記検出回路の出力で前記スイッ
チングトランジスタのＯＮ、ＯＦＦを制御するようにし
たことを特徴とする太陽電池付電子機器。A switching transistor provided in a charging circuit through which a charging current flows from the solar cell to the secondary battery, and a detection circuit that detects a charging start voltage and an overcharge prevention voltage from the potential of the secondary battery, the detection circuit An electronic device with a solar cell, characterized in that ON/OFF of the switching transistor is controlled by the output of the switching transistor.
JP14624782U 1982-09-29 1982-09-29 Electronic equipment with solar cells Pending JPS5953643U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14624782U JPS5953643U (en) 1982-09-29 1982-09-29 Electronic equipment with solar cells

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14624782U JPS5953643U (en) 1982-09-29 1982-09-29 Electronic equipment with solar cells

Publications (1)

Publication Number Publication Date
JPS5953643U true JPS5953643U (en) 1984-04-09

Family

ID=30325586

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14624782U Pending JPS5953643U (en) 1982-09-29 1982-09-29 Electronic equipment with solar cells

Country Status (1)

Country Link
JP (1) JPS5953643U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63148838A (en) * 1986-12-10 1988-06-21 日本電気株式会社 Circuit for preventing charging current of solar cell from surging back

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63148838A (en) * 1986-12-10 1988-06-21 日本電気株式会社 Circuit for preventing charging current of solar cell from surging back

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