JPS6390985U - - Google Patents

Info

Publication number
JPS6390985U
JPS6390985U JP18290386U JP18290386U JPS6390985U JP S6390985 U JPS6390985 U JP S6390985U JP 18290386 U JP18290386 U JP 18290386U JP 18290386 U JP18290386 U JP 18290386U JP S6390985 U JPS6390985 U JP S6390985U
Authority
JP
Japan
Prior art keywords
capacitor
diode
snubber circuit
resistor
switching element
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
JP18290386U
Other languages
Japanese (ja)
Other versions
JPH0521993Y2 (en
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 JP18290386U priority Critical patent/JPH0521993Y2/ja
Publication of JPS6390985U publication Critical patent/JPS6390985U/ja
Application granted granted Critical
Publication of JPH0521993Y2 publication Critical patent/JPH0521993Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Dc-Dc Converters (AREA)
  • Power Conversion In General (AREA)

Description

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

第1図は本考案の実施例に係るスイツチング素
子の保護装置の回路図、第2図は従来のスイツチ
ング素子の保護装置の回路図である。 2…トランジスタ、3…コンデンサ、4…ダイ
オード、9…抵抗、10…コンデンサ、11…ス
トツパダイオード、12…第1のスナバ回路、1
3…第2のスナバ回路。
FIG. 1 is a circuit diagram of a switching device protection device according to an embodiment of the present invention, and FIG. 2 is a circuit diagram of a conventional switching device protection device. 2... Transistor, 3... Capacitor, 4... Diode, 9... Resistor, 10... Capacitor, 11... Stopper diode, 12... First snubber circuit, 1
3...Second snubber circuit.

Claims (1)

【実用新案登録請求の範囲】 スイツチング素子にダイオードを介してコンデ
ンサを並列接続してなる第1のスナバ回路と、 抵抗とコンデンサの直列体を直流電源に対して
並列になるように接続すると共に、 該直列体の抵抗とコンデンサとの接続点にカソ
ードを接続し前記第1のスナバ回路のコンデンサ
とダイオードとの接続点にアノードを接続したス
トツパダイオードを有する第2のスナバ回路とに
よつて構成したことを特徴とするスイツチング素
子の保護装置。
[Claims for Utility Model Registration] A first snubber circuit consisting of a switching element and a capacitor connected in parallel via a diode, and a series body of a resistor and a capacitor connected in parallel to a DC power supply, a second snubber circuit having a stopper diode having a cathode connected to a connection point between the resistor and the capacitor of the series body and an anode connected to a connection point between the capacitor and the diode of the first snubber circuit; A protection device for a switching element characterized by:
JP18290386U 1986-11-28 1986-11-28 Expired - Lifetime JPH0521993Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18290386U JPH0521993Y2 (en) 1986-11-28 1986-11-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18290386U JPH0521993Y2 (en) 1986-11-28 1986-11-28

Publications (2)

Publication Number Publication Date
JPS6390985U true JPS6390985U (en) 1988-06-13
JPH0521993Y2 JPH0521993Y2 (en) 1993-06-04

Family

ID=31129137

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18290386U Expired - Lifetime JPH0521993Y2 (en) 1986-11-28 1986-11-28

Country Status (1)

Country Link
JP (1) JPH0521993Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016052222A (en) * 2014-09-02 2016-04-11 京都電機器株式会社 Dc-dc converter apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016052222A (en) * 2014-09-02 2016-04-11 京都電機器株式会社 Dc-dc converter apparatus

Also Published As

Publication number Publication date
JPH0521993Y2 (en) 1993-06-04

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