JPH01162923U - - Google Patents

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Publication number
JPH01162923U
JPH01162923U JP5896988U JP5896988U JPH01162923U JP H01162923 U JPH01162923 U JP H01162923U JP 5896988 U JP5896988 U JP 5896988U JP 5896988 U JP5896988 U JP 5896988U JP H01162923 U JPH01162923 U JP H01162923U
Authority
JP
Japan
Prior art keywords
circuit
amplifier
type transistor
ended
pnp
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
JP5896988U
Other languages
Japanese (ja)
Other versions
JPH0753299Y2 (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 JP5896988U priority Critical patent/JPH0753299Y2/en
Publication of JPH01162923U publication Critical patent/JPH01162923U/ja
Application granted granted Critical
Publication of JPH0753299Y2 publication Critical patent/JPH0753299Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Amplifiers (AREA)

Description

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

第１図は本考案の概念を表したブロツク図、第
２図は本考案の詳細な実施例回路図、第３図は本
考案の他の実施例回路図を示す。また第４図は従
来方法のブロツク図で、第５図は第４図のブロツ
ク図の一例の増幅回路図を示す。 Ｑ１〜Ｑ３２，Ｑ５１〜Ｑ６２…トランジスタ
、Ｒ１〜Ｒ２０，Ｒ５１〜Ｒ５４…抵抗、Ｒｆ１
，Ｒｆ２，Ｒｆ３，Ｒｓ１，Ｒｓ２，Ｒｓ３，Ｒ
ａ，Ｒｂ…抵抗、ＣＮＦ，ＣＮＦ２，ＣＮＦ３，
ＣＢ２，ＣＢ３…コンデンサ、ＲＬ…負荷、Ａｍ
ｐ１，Ａｍｐ２，Ａｍｐ３…増幅回路、…第１
の増幅器、…第２の増幅器、ＳＥＰＰＩａ，ｂ
…シングルエンデツド・プツシユプル回路、ＳＥ
ＰＰ…シングルエンデツド・プツシユプル回路
。 FIG. 1 is a block diagram showing the concept of the present invention, FIG. 2 is a detailed circuit diagram of an embodiment of the invention, and FIG. 3 is a circuit diagram of another embodiment of the invention. 4 is a block diagram of a conventional method, and FIG. 5 is an amplification circuit diagram of an example of the block diagram of FIG. 4. Q1 to Q32 , Q51 to Q62 ...Transistor, R1 to R20 , R51 to R54 ...Resistor, Rf1
 , Rf 2 , Rf 3 , Rs 1 , Rs 2 , Rs 3 , R
a, Rb...resistance, CNF, CNF 2 , CNF 3 ,
CB2 , CB3 ...Capacitor, RL...Load, Am
p 1 , Amp 2 , Amp 3 ... amplifier circuit, ... first
amplifier, ...second amplifier, SEPPIa,b
…Single-ended push-pull circuit, SE
PP...Single-ended push-pull circuit.

Claims (1)

【実用新案登録請求の範囲】 入力端子と負帰還端子を有するダブルエンド差
動増幅器より構成する第１の増幅器と、 前記第１の増幅器の出力を増幅する上側がＮＰ
Ｎ型、下側がＰＮＰ型のトランジスタより構成さ
れる、２つのシングルエンデツド・プツシユプル
回路をバランスド・トランスフオーマレス回路構
成してある第２の増幅器及び、 第２の増幅器の出力を増幅する上側がＰＮＰ型
、下側がＮＰＮ型のトランジスタ及びカレントミ
ラー回路をブリツジ構成したシングルエンデツド
・プツシユプル回路を備える事を特徴とする電力
増幅回路。[Claims for Utility Model Registration] A first amplifier consisting of a double-ended differential amplifier having an input terminal and a negative feedback terminal;
a second amplifier configured with two single-ended push-pull circuits configured as a balanced transferless circuit, each consisting of an N-type transistor and a PNP-type transistor on the lower side; A power amplifier circuit comprising a single-ended push-pull circuit in which the side is a PNP type, the lower side is an NPN type transistor, and a current mirror circuit is configured as a bridge.
JP5896988U 1988-04-30 1988-04-30 Power amplifier circuit Expired - Lifetime JPH0753299Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5896988U JPH0753299Y2 (en) 1988-04-30 1988-04-30 Power amplifier circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5896988U JPH0753299Y2 (en) 1988-04-30 1988-04-30 Power amplifier circuit

Publications (2)

Publication Number Publication Date
JPH01162923U true JPH01162923U (en) 1989-11-14
JPH0753299Y2 JPH0753299Y2 (en) 1995-12-06

Family

ID=31284760

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5896988U Expired - Lifetime JPH0753299Y2 (en) 1988-04-30 1988-04-30 Power amplifier circuit

Country Status (1)

Country Link
JP (1) JPH0753299Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017515404A (en) * 2014-05-01 2017-06-08 日本テキサス・インスツルメンツ株式会社 Current limiting in amplifier systems.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017515404A (en) * 2014-05-01 2017-06-08 日本テキサス・インスツルメンツ株式会社 Current limiting in amplifier systems.

Also Published As

Publication number Publication date
JPH0753299Y2 (en) 1995-12-06

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