JPS59185940U - current detection circuit - Google Patents

current detection circuit

Info

Publication number
JPS59185940U
JPS59185940U JP7888983U JP7888983U JPS59185940U JP S59185940 U JPS59185940 U JP S59185940U JP 7888983 U JP7888983 U JP 7888983U JP 7888983 U JP7888983 U JP 7888983U JP S59185940 U JPS59185940 U JP S59185940U
Authority
JP
Japan
Prior art keywords
detection circuit
current detection
current
inductance element
abstract
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
JP7888983U
Other languages
Japanese (ja)
Inventor
民次 永井
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP7888983U priority Critical patent/JPS59185940U/en
Publication of JPS59185940U publication Critical patent/JPS59185940U/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) [Abstract] 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図は充電器の一例を示す接続図、第２図は本考案の
一実施例を示す接続図、第３図及び第４図は夫々第２図
例の動作の説明のための図、第５図は本考案の他の実施
例を示す接続図である。 ４はスイッチング用のｎｐｎ形トランジスタ、５は出カ
ドランス、６はパルス幅変調回路、７は整流回路、８は
二次電池、９はコイルであ゛る。FIG. 1 is a connection diagram showing an example of a charger, FIG. 2 is a connection diagram showing an embodiment of the present invention, FIGS. 3 and 4 are diagrams for explaining the operation of the example in FIG. 2, respectively. FIG. 5 is a connection diagram showing another embodiment of the present invention. 4 is an NPN type transistor for switching, 5 is an output transformer, 6 is a pulse width modulation circuit, 7 is a rectifier circuit, 8 is a secondary battery, and 9 is a coil.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] リップル分を含む直流電源から二次電池に電流を供給す
る回路において、上記電流路にインダクタンス素子を設
け、このインダクタンス素子に発生する電圧により上記
電流の大きさを検出する電流検出回路。A current detection circuit that supplies current to a secondary battery from a DC power source that includes a ripple component, wherein an inductance element is provided in the current path, and the magnitude of the current is detected based on the voltage generated in the inductance element.
JP7888983U 1983-05-25 1983-05-25 current detection circuit Pending JPS59185940U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7888983U JPS59185940U (en) 1983-05-25 1983-05-25 current detection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7888983U JPS59185940U (en) 1983-05-25 1983-05-25 current detection circuit

Publications (1)

Publication Number Publication Date
JPS59185940U true JPS59185940U (en) 1984-12-10

Family

ID=30208892

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7888983U Pending JPS59185940U (en) 1983-05-25 1983-05-25 current detection circuit

Country Status (1)

Country Link
JP (1) JPS59185940U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61196731A (en) * 1985-02-23 1986-08-30 九州日立マクセル株式会社 Charging circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61196731A (en) * 1985-02-23 1986-08-30 九州日立マクセル株式会社 Charging circuit

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