JP2508672Y2 - 通信回線保護用正特性サ―ミスタ - Google Patents

通信回線保護用正特性サ―ミスタ

Info

Publication number
JP2508672Y2
JP2508672Y2 JP1990030309U JP3030990U JP2508672Y2 JP 2508672 Y2 JP2508672 Y2 JP 2508672Y2 JP 1990030309 U JP1990030309 U JP 1990030309U JP 3030990 U JP3030990 U JP 3030990U JP 2508672 Y2 JP2508672 Y2 JP 2508672Y2
Authority
JP
Japan
Prior art keywords
temperature coefficient
positive temperature
insulating plate
communication line
coefficient thermistor
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.)
Expired - Lifetime
Application number
JP1990030309U
Other languages
English (en)
Japanese (ja)
Other versions
JPH03122503U (fr
Inventor
章治 芦田
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.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co Ltd
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 Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Priority to JP1990030309U priority Critical patent/JP2508672Y2/ja
Publication of JPH03122503U publication Critical patent/JPH03122503U/ja
Application granted granted Critical
Publication of JP2508672Y2 publication Critical patent/JP2508672Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Apparatuses And Processes For Manufacturing Resistors (AREA)
  • Thermistors And Varistors (AREA)
JP1990030309U 1990-03-24 1990-03-24 通信回線保護用正特性サ―ミスタ Expired - Lifetime JP2508672Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990030309U JP2508672Y2 (ja) 1990-03-24 1990-03-24 通信回線保護用正特性サ―ミスタ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990030309U JP2508672Y2 (ja) 1990-03-24 1990-03-24 通信回線保護用正特性サ―ミスタ

Publications (2)

Publication Number Publication Date
JPH03122503U JPH03122503U (fr) 1991-12-13
JP2508672Y2 true JP2508672Y2 (ja) 1996-08-28

Family

ID=31533032

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990030309U Expired - Lifetime JP2508672Y2 (ja) 1990-03-24 1990-03-24 通信回線保護用正特性サ―ミスタ

Country Status (1)

Country Link
JP (1) JP2508672Y2 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51109461A (ja) * 1975-03-20 1976-09-28 Matsushita Electric Ind Co Ltd Seitokuseisaamisutano teikochichoseiho
JPS6310502U (fr) * 1986-07-07 1988-01-23
JPH0613587Y2 (ja) * 1987-12-22 1994-04-06 株式会社村田製作所 通信線保安用正特性サーミスタ

Also Published As

Publication number Publication date
JPH03122503U (fr) 1991-12-13

Similar Documents

Publication Publication Date Title
US4233641A (en) Line protector for a communications circuit
TWI500063B (zh) 包含電阻及熔線元件之電路保護裝置
US5148005A (en) Composite circuit protection devices
JP5259289B2 (ja) 一体化されたサーミスタ及び金属素子装置並びに方法
US6304166B1 (en) Low profile mount for metal oxide varistor package and method
US4467310A (en) Telephone subscriber line battery feed resistor arrangements
US5064997A (en) Composite circuit protection devices
JPH0224930A (ja) サーマルプロテクタ回路
US6282072B1 (en) Electrical devices having a polymer PTC array
US5057811A (en) Electrothermal sensor
KR101504133B1 (ko) 복합보호소자
US10181367B2 (en) Resistor element, method of manufacturing the same, and resistor element assembly
JP3119124B2 (ja) 通信回線保護用電子部品
JP2508671Y2 (ja) 通信回線保護用正特性サ―ミスタ
JP2508672Y2 (ja) 通信回線保護用正特性サ―ミスタ
JP2002507329A (ja) 過負荷保護回路機能付きハイブリッド回路装置
JPH0613587Y2 (ja) 通信線保安用正特性サーミスタ
CA1196743A (fr) Montages resistifs d'alimentation a piles pour ligne telephonique d'abonne
JP3452282B2 (ja) 複合サーミスタ温度センサ
JPH08191175A (ja) 電気安全バリア
US6249412B1 (en) Junction box with over-current protection
JP2522901Y2 (ja) 正特性サーミスタ
JP2568103Y2 (ja) 通信用保安素子
JPH0513205A (ja) 過電流過電圧保護素子
CA1333411C (fr) Dispositif de protection de circuit, composite

Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term