JPS6437344U - - Google Patents

Info

Publication number
JPS6437344U
JPS6437344U JP13052887U JP13052887U JPS6437344U JP S6437344 U JPS6437344 U JP S6437344U JP 13052887 U JP13052887 U JP 13052887U JP 13052887 U JP13052887 U JP 13052887U JP S6437344 U JPS6437344 U JP S6437344U
Authority
JP
Japan
Prior art keywords
power supply
display means
voltage
output terminal
transistor
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.)
Granted
Application number
JP13052887U
Other languages
English (en)
Other versions
JPH0545079Y2 (ja
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 filed Critical
Priority to JP13052887U priority Critical patent/JPH0545079Y2/ja
Publication of JPS6437344U publication Critical patent/JPS6437344U/ja
Application granted granted Critical
Publication of JPH0545079Y2 publication Critical patent/JPH0545079Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Audible And Visible Signals (AREA)

Description

【図面の簡単な説明】
第1図は本考案になる電源回路の一実施例を示
す回路図、第2図は従来の電源回路の回路図であ
る。 1…電池、2…出力端子、3…主要回路、D
…発光ダイオード、D…ツエナーダイオード、
…PNPトランジスタ、Q,Q…NPN
トランジスタ、R〜R…抵抗。

Claims (1)

    【実用新案登録請求の範囲】
  1. 出力端子に接続された主要回路が動作中である
    ことを表示する電源回路であつて、使用時間の経
    過に伴い電圧が低下する電源と、その電源と前記
    出力端子との間に直列に接続された表示手段と、
    その表示手段に並列にトランジスタを接続しツエ
    ナーダイオードのツエナー電圧を基準としてその
    トランジスタをオンさせることにより、前記電源
    の電圧低下に伴つて前記表示手段の両端のインピ
    ーダンスを減少させる制御手段とより構成したこ
    とを特徴とする電源回路。
JP13052887U 1987-08-27 1987-08-27 Expired - Lifetime JPH0545079Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13052887U JPH0545079Y2 (ja) 1987-08-27 1987-08-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13052887U JPH0545079Y2 (ja) 1987-08-27 1987-08-27

Publications (2)

Publication Number Publication Date
JPS6437344U true JPS6437344U (ja) 1989-03-07
JPH0545079Y2 JPH0545079Y2 (ja) 1993-11-17

Family

ID=31385775

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13052887U Expired - Lifetime JPH0545079Y2 (ja) 1987-08-27 1987-08-27

Country Status (1)

Country Link
JP (1) JPH0545079Y2 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9332632B2 (en) 2014-08-20 2016-05-03 Stablcor Technology, Inc. Graphene-based thermal management cores and systems and methods for constructing printed wiring boards

Also Published As

Publication number Publication date
JPH0545079Y2 (ja) 1993-11-17

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