JPH03115405U - - Google Patents

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Publication number
JPH03115405U
JPH03115405U JP2397390U JP2397390U JPH03115405U JP H03115405 U JPH03115405 U JP H03115405U JP 2397390 U JP2397390 U JP 2397390U JP 2397390 U JP2397390 U JP 2397390U JP H03115405 U JPH03115405 U JP H03115405U
Authority
JP
Japan
Prior art keywords
temperature coefficient
resistors
resistance
attenuator
type
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
JP2397390U
Other languages
Japanese (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 JP2397390U priority Critical patent/JPH03115405U/ja
Publication of JPH03115405U publication Critical patent/JPH03115405U/ja
Pending legal-status Critical Current

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  • Attenuators (AREA)
  • Non-Reversible Transmitting Devices (AREA)

Description

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

第１図はこの考案の一実施例による温度傾斜ア
ツテネータを示す図、第２図および第３図は等価
回路図、第４図は抵抗器の温度特性図、第５図は
アツテネータの温度傾斜特性図、第６図は従来の
アツテネータを示す図、第７図は第６図の等価回
路図である。 図において、１は負方向温度係数抵抗器、２は
正方向温度係数抵抗器、３はセラミツク基板、４
はマイクロストリツプ線路、５は接地面、６，７
は抵抗器である。なお、図中、同一符号は同一、
または相当部分を示す。 Fig. 1 is a diagram showing a temperature gradient attenuator according to an embodiment of this invention, Figs. 2 and 3 are equivalent circuit diagrams, Fig. 4 is a temperature characteristic diagram of a resistor, and Fig. 5 is a temperature gradient characteristic of an attenuator. 6 is a diagram showing a conventional attenuator, and FIG. 7 is an equivalent circuit diagram of FIG. 6. In the figure, 1 is a negative temperature coefficient resistor, 2 is a positive temperature coefficient resistor, 3 is a ceramic substrate, and 4 is a ceramic substrate.
is a microstrip line, 5 is a ground plane, 6, 7
is a resistor. In addition, in the figure, the same reference numerals are the same,
or a significant portion.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 高周波回路に使用する抵抗を用いたπ形アツテ
ネータにおいてπ形を形成する直列抵抗と並列抵
抗それぞれに正方向の抵抗温度係数および負方向
の抵抗温度係数の抵抗器を組合せて用いることで
アツテネータとして正方向の温度係数、又は負方
向の温度係数を有することを特徴とする温度傾斜
アツテネータ。 In a π-type attenuator using resistors used in high-frequency circuits, the series and parallel resistors that form the π-type are combined with resistors with a positive temperature coefficient of resistance and a resistor with a negative temperature coefficient of resistance. A temperature gradient attenuator characterized by having a temperature coefficient in the direction or a temperature coefficient in the negative direction.
JP2397390U 1990-03-09 1990-03-09 Pending JPH03115405U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2397390U JPH03115405U (en) 1990-03-09 1990-03-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2397390U JPH03115405U (en) 1990-03-09 1990-03-09

Publications (1)

Publication Number Publication Date
JPH03115405U true JPH03115405U (en) 1991-11-28

Family

ID=31526954

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2397390U Pending JPH03115405U (en) 1990-03-09 1990-03-09

Country Status (1)

Country Link
JP (1) JPH03115405U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009224888A (en) * 2008-03-13 2009-10-01 Furukawa Electric Co Ltd:The Wide bandwidth attenuation circuit
JP2012518385A (en) * 2009-02-20 2012-08-09 ハリス コーポレイション Radio frequency (RF) power limiter and associated method
JP5021619B2 (en) * 2006-03-10 2012-09-12 アークレイ株式会社 Lancet device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5021619B2 (en) * 2006-03-10 2012-09-12 アークレイ株式会社 Lancet device
JP2009224888A (en) * 2008-03-13 2009-10-01 Furukawa Electric Co Ltd:The Wide bandwidth attenuation circuit
JP2012518385A (en) * 2009-02-20 2012-08-09 ハリス コーポレイション Radio frequency (RF) power limiter and associated method

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