JPS6447116U - - Google Patents
Info
- Publication number
- JPS6447116U JPS6447116U JP14191887U JP14191887U JPS6447116U JP S6447116 U JPS6447116 U JP S6447116U JP 14191887 U JP14191887 U JP 14191887U JP 14191887 U JP14191887 U JP 14191887U JP S6447116 U JPS6447116 U JP S6447116U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- bias circuit
- gate bias
- small
- diagram showing
- 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
Links
- 230000005669 field effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Amplifiers (AREA)
Description
第１図は、この考案の一実施例によるバイアス
電源回路を示す回路図、第２図は従来の高出力ト
ランジスタ増幅器のバイアス電源回路を示す回路
図、第３図は従来の低出力トランジスタ増副器の
バイアス回路を示す回路図、第４図は高出力ＦＥ
Ｔの利得対ドレイン電流特性を示す説明図である
。
図において、１は高出力ＦＥＴ、２は第１の小
信号トランジスタ、３はダイオード、４〜８は抵
抗、９は正電源電圧入力端子、１０は負電源電圧
入力端子、１１はマイクロ波信号入力端子、１２
はマイクロ波信号出力端子、２１は第２の小信号
トランジスタ、２２〜２５は抵抗である。なお、
図中同一符号は同一、又は相当部分を示す。
Fig. 1 is a circuit diagram showing a bias power supply circuit according to an embodiment of this invention, Fig. 2 is a circuit diagram showing a bias power supply circuit of a conventional high-output transistor amplifier, and Fig. 3 is a circuit diagram showing a conventional low-output transistor amplifier. A circuit diagram showing the bias circuit of the device, Figure 4 is a high output FE
FIG. 3 is an explanatory diagram showing the gain versus drain current characteristics of T. In the figure, 1 is a high output FET, 2 is a first small signal transistor, 3 is a diode, 4 to 8 are resistors, 9 is a positive power supply voltage input terminal, 10 is a negative power supply voltage input terminal, and 11 is a microwave signal input terminal, 12
is a microwave signal output terminal, 21 is a second small signal transistor, and 22 to 25 are resistors. In addition,
The same reference numerals in the figures indicate the same or corresponding parts.
Claims (1)
ス回路の抵抗に所要電流を供給するとともに、当
該電流を周囲温度に応じて制御する第１の小信号
トランジスタと、 上記ゲートバイアス回路の抵抗値を所要の低い
値に保つ第２の小信号トランジスタとを備えた高
出力トランジスタ増幅器用バイアス電源回路。[Claims for Utility Model Registration] A first small-signal transistor that supplies a required current to a resistor of a gate bias circuit of a high-output field effect transistor and controls the current according to ambient temperature; and the gate bias circuit as described above. a second small signal transistor for maintaining the resistance value of the transistor at a desired low value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14191887U JPH0731616Y2 (en) | 1987-09-17 | 1987-09-17 | Bias power supply circuit for high power transistor amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14191887U JPH0731616Y2 (en) | 1987-09-17 | 1987-09-17 | Bias power supply circuit for high power transistor amplifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6447116U true JPS6447116U (en) | 1989-03-23 |
| JPH0731616Y2 JPH0731616Y2 (en) | 1995-07-19 |
Family
ID=31407410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14191887U Expired - Lifetime JPH0731616Y2 (en) | 1987-09-17 | 1987-09-17 | Bias power supply circuit for high power transistor amplifier |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0731616Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001308654A (en) * | 2000-03-24 | 2001-11-02 | Agere Systems Guardian Corp | Method and circuit for giving unidirectionality to electronic circuit by feedback |
-
1987
- 1987-09-17 JP JP14191887U patent/JPH0731616Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001308654A (en) * | 2000-03-24 | 2001-11-02 | Agere Systems Guardian Corp | Method and circuit for giving unidirectionality to electronic circuit by feedback |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0731616Y2 (en) | 1995-07-19 |
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