JPS62132412A - 増幅器 - Google Patents

増幅器

Info

Publication number
JPS62132412A
JPS62132412A JP27382685A JP27382685A JPS62132412A JP S62132412 A JPS62132412 A JP S62132412A JP 27382685 A JP27382685 A JP 27382685A JP 27382685 A JP27382685 A JP 27382685A JP S62132412 A JPS62132412 A JP S62132412A
Authority
JP
Japan
Prior art keywords
transistor
bias circuit
resistor
gain
base
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
JP27382685A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0586083B2 (enExample
Inventor
Bunichi Okubo
大久保　文一
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.)
NEC IC Microcomputer Systems Co Ltd
Original Assignee
NEC IC Microcomputer Systems 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 NEC IC Microcomputer Systems Co Ltd filed Critical NEC IC Microcomputer Systems Co Ltd
Priority to JP27382685A priority Critical patent/JPS62132412A/ja
Publication of JPS62132412A publication Critical patent/JPS62132412A/ja
Publication of JPH0586083B2 publication Critical patent/JPH0586083B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Control Of Amplification And Gain Control (AREA)
JP27382685A 1985-12-04 1985-12-04 増幅器 Granted JPS62132412A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP27382685A JPS62132412A (ja) 1985-12-04 1985-12-04 増幅器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27382685A JPS62132412A (ja) 1985-12-04 1985-12-04 増幅器

Publications (2)

Publication Number Publication Date
JPS62132412A true JPS62132412A (ja) 1987-06-15
JPH0586083B2 JPH0586083B2 (enExample) 1993-12-09

Family

ID=17533089

Family Applications (1)

Application Number Title Priority Date Filing Date
JP27382685A Granted JPS62132412A (ja) 1985-12-04 1985-12-04 増幅器

Country Status (1)

Country Link
JP (1) JPS62132412A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004027987A1 (ja) * 2002-09-19 2004-04-01 Mitsubishi Denki Kabushiki Kaisha 可変利得増幅器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004027987A1 (ja) * 2002-09-19 2004-04-01 Mitsubishi Denki Kabushiki Kaisha 可変利得増幅器

Also Published As

Publication number Publication date
JPH0586083B2 (enExample) 1993-12-09

Similar Documents

Publication Publication Date Title
JP2665025B2 (ja) 増幅器回路
JPH0351118B2 (enExample)
CA1090892A (en) Differential amplifier
JPS62132412A (ja) 増幅器
US4945314A (en) Amplifier arrangement with saturation detection
JP2719251B2 (ja) 主信号通路とハイパスフィルター特性の補助的な信号通路を有するノイズ減衰回路
US6339319B1 (en) Cascoded current mirror circuit
JPH0543533Y2 (enExample)
JPH0527282B2 (enExample)
JPS62227204A (ja) 差動増幅器
JPH0451787B2 (enExample)
JPH0339933Y2 (enExample)
JP2001292043A (ja) 可変利得増幅回路
JPS61263305A (ja) ヒステリシスコンパレ−タ
JPH0516208B2 (enExample)
JP2623954B2 (ja) 利得可変増幅器
JPH0316065Y2 (enExample)
JPH0567930A (ja) 電圧増幅回路
JP2992557B2 (ja) 電子アッテネータ回路
JPS60136403A (ja) 利得制御回路
JPH0374528B2 (enExample)
JPS63148711A (ja) レベルシフト回路
JPH033403B2 (enExample)
JPH0113645B2 (enExample)
JPH0549123B2 (enExample)

Legal Events

Date Code Title Description
R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

EXPY Cancellation because of completion of term