JPS6011536U

JPS6011536U - Field effect transistor drive device

Info

Publication number: JPS6011536U
Application number: JP10142683U
Authority: JP
Inventors: 好秀金原; 司福島
Original assignee: 三菱電機株式会社
Priority date: 1983-06-30
Filing date: 1983-06-30
Publication date: 1985-01-26

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

[Brief explanation of drawings]

第１図は従来の電界効果トランジスタの駆動装置を示す
回路構成図、第２図はこの考案の一実施例である電界効
果トランジスタの駆動装置を示す回路構成図、第３図、
第２図のポジスタの構造の一例を示す断面図、第４図は
第２図のポジスタの温度に対する抵抗変化率を示す特性
図、第５図は、第２図のポジスタの電流と時間との関係
を示す特性図、第６図はこの考案の他の実施例である電
界効果トランジスタの駆動装置を示す回路構成図、第７
図は、第２図の電界効果トランジスタの駆動装置を適用
してインバータ装置を形成した場合の回路構成図である
。図において、１，１Ａ〜１Ｄ・・・・・・駆動装置、２
・・・・・・ゲート抵抗、３，３Ａ〜３Ｄ・・・・・・
電界効果トランジスタ（ＦＥＴ）、４・・・・・・負荷
、５・・・・・・電ｉ、６゜６Ａ〜６Ｄ・・・・・・ポ
ジスタ、７・・・・・・チタン酸バリウム系半導体、８
・・・・・・電極、９・・・・・・リード線、１゜・・
・・・・外装、１６−−−−−−ドレイン、１７・・・
・・・ソース、１８・・・・・・ゲート、１９・・・・
・・抵抗、２０．２１・・・・・・発光ダイオードであ
る。なお、図中、同一符号は同一、又は相当部分を示す
。FIG. 1 is a circuit configuration diagram showing a conventional field effect transistor driving device, FIG. 2 is a circuit configuration diagram showing a field effect transistor driving device which is an embodiment of this invention, and FIG.
2 is a cross-sectional view showing an example of the structure of the POSISTOR, FIG. 4 is a characteristic diagram showing the rate of change in resistance with respect to temperature of the POSISTOR shown in FIG. 2, and FIG. FIG. 6 is a characteristic diagram showing the relationship; FIG. 6 is a circuit configuration diagram showing a field-effect transistor driving device according to another embodiment of the invention; FIG.
This figure is a circuit configuration diagram when an inverter device is formed by applying the field effect transistor drive device of FIG. 2. In the figure, 1, 1A to 1D...driver, 2
・・・・・・Gate resistance, 3,3A~3D・・・・・・
Field effect transistor (FET), 4...Load, 5...Electrical i, 6゜6A~6D...POSISTOR, 7...Barium titanate system semiconductor, 8
...Electrode, 9...Lead wire, 1°...
...Exterior, 16-----Drain, 17...
...Source, 18...Gate, 19...
...Resistance, 20.21... Light emitting diode. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.

Claims

[Scope of utility model registration request]

In the drive device for turning on and off the field effect transistor by connecting a resistor to the gate of the field effect transistor and applying a signal voltage between the gate and the source, a positive temperature sensitive resistor is connected to the gate. A driving device for a field effect transistor configured as follows.