JPH0328819U - - Google Patents
Info
- Publication number
- JPH0328819U JPH0328819U JP8802389U JP8802389U JPH0328819U JP H0328819 U JPH0328819 U JP H0328819U JP 8802389 U JP8802389 U JP 8802389U JP 8802389 U JP8802389 U JP 8802389U JP H0328819 U JPH0328819 U JP H0328819U
- Authority
- JP
- Japan
- Prior art keywords
- power
- transistor
- amplification stage
- circuit
- power supply
- 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
Links
- 230000003321 amplification Effects 0.000 claims 6
- 238000003199 nucleic acid amplification method Methods 0.000 claims 6
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Amplifiers (AREA)
Description
第１図及び第２図はこの考案に係る電力増幅回
路の実施例を示し、第１図ａは要部の回路図、第
１図ｂは各部の電流波形図、第２図はこの考案の
他の実施例である。第３図は従来の実施例を示し
、第３図ａは回路図、第３図ｂは各部の電流波形
図である。
主な符号の説明、１……パワートランジスタ、
２……トランジスタ、３……第１の電源、４……
第２の電源、５……入力端、６……出力端、９…
…ダイオード。
Figures 1 and 2 show an embodiment of the power amplifier circuit according to this invention. Figure 1a is a circuit diagram of the main part, Figure 1b is a current waveform diagram of each part, and Figure 2 is a diagram of the current waveform of each part. This is another example. FIG. 3 shows a conventional embodiment, FIG. 3a is a circuit diagram, and FIG. 3b is a current waveform diagram of each part. Explanation of main symbols, 1...Power transistor,
2...Transistor, 3...First power supply, 4...
Second power supply, 5...input end, 6...output end, 9...
…diode.
Claims (1)
パワートランジスタを駆動する電圧増幅段のトラ
ンジスタと、前記パワートランジスタに電力を供
給する第１の電源と、電圧増幅段のトランジスタ
に接続する第２の電源とからなる電力増幅回路に
おいて、 前記電力増幅段のトランジスタのベース回路と
、第１の電源との間にダイオードもしくはツエナ
ーダイオードを設けたことを特徴とする電力増幅
回路。[Claims for Utility Model Registration] A power transistor in the final power amplification stage, a transistor in the voltage amplification stage that drives this power transistor, a first power source that supplies power to the power transistor, and a transistor in the voltage amplification stage. A power amplification circuit comprising a second power supply connected to the power amplification circuit, characterized in that a diode or a Zener diode is provided between a base circuit of a transistor of the power amplification stage and the first power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8802389U JPH0328819U (en) | 1989-07-28 | 1989-07-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8802389U JPH0328819U (en) | 1989-07-28 | 1989-07-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0328819U true JPH0328819U (en) | 1991-03-22 |
Family
ID=31637661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8802389U Pending JPH0328819U (en) | 1989-07-28 | 1989-07-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0328819U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4547693B1 (en) * | 2009-12-28 | 2010-09-22 | 倉松 八代 | Anti-sag sheet |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49115253A (en) * | 1973-03-01 | 1974-11-02 | ||
| JPS60237707A (en) * | 1984-05-11 | 1985-11-26 | Mitsubishi Electric Corp | Overcurrent protecting circuit of transistor |
-
1989
- 1989-07-28 JP JP8802389U patent/JPH0328819U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49115253A (en) * | 1973-03-01 | 1974-11-02 | ||
| JPS60237707A (en) * | 1984-05-11 | 1985-11-26 | Mitsubishi Electric Corp | Overcurrent protecting circuit of transistor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4547693B1 (en) * | 2009-12-28 | 2010-09-22 | 倉松 八代 | Anti-sag sheet |
| JP2011136536A (en) * | 2009-12-28 | 2011-07-14 | Kuramatsu Yashiro | Strain-proof sheet |