JPS6348393U - - Google Patents
Info
- Publication number
- JPS6348393U JPS6348393U JP14017686U JP14017686U JPS6348393U JP S6348393 U JPS6348393 U JP S6348393U JP 14017686 U JP14017686 U JP 14017686U JP 14017686 U JP14017686 U JP 14017686U JP S6348393 U JPS6348393 U JP S6348393U
- Authority
- JP
- Japan
- Prior art keywords
- field effect
- effect transistor
- channel field
- resistor
- shot
- 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
- 230000005669 field effect Effects 0.000 claims description 8
- 230000004888 barrier function Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000003071 parasitic effect Effects 0.000 description 1
Landscapes
- Rectifiers (AREA)
Description
第１図は本考案の一実施例である低電圧降下の
ブリツジ整流回路を用いた電話機の系統図である
。第２図は従来のダイオードブリツジ整流回路で
ある。第３図は電界効果トランジスタのみでブリ
ツジを構成した回路図である。第４図はＶＤＳ―
ＩＤ特性図、第５図はＶＤＳ―ＩＤ特性図である
。
１……電話機、２……ブリツジ整流回路、３…
…ダイヤル回路、４……通話回路、ＳＤ１，ＳＤ
２……シヨトキバリアダイオード、Ｐ……Ｐチヤ
ンネルＦＥＴ、ＩＮ……ＮチヤンネルＦＥＴ、２
Ｐ……ＰチヤンネルＦＥＴ、２Ｎ……Ｎチヤンネ
ルＦＥＴ、Ｄ１，Ｄ２，Ｄ３，Ｄ４……ＦＥＴ各
々の寄生ダイオード、Ｒ１，Ｒ２……抵抗、Ｌ１
，Ｌ２……回線端子、８……フツクスイツチ。
FIG. 1 is a system diagram of a telephone using a bridge rectifier circuit with a low voltage drop, which is an embodiment of the present invention. FIG. 2 shows a conventional diode bridge rectifier circuit. FIG. 3 is a circuit diagram in which a bridge is constructed using only field effect transistors. Figure 4 shows VDS-
ID characteristic diagram, FIG. 5 is a VDS-ID characteristic diagram. 1...Telephone, 2...Bridge rectifier circuit, 3...
...Dial circuit, 4...Telephone circuit, SD 1 , SD
2 ...Shotoki barrier diode, P...P channel FET, IN...N channel FET, 2
P...P channel FET, 2N...N channel FET, D1 , D2 , D3 , D4 ...parasitic diode of each FET, R1 , R2 ...resistance, L1
, L 2 ... Line terminal, 8 ... Hook switch.
Claims (1)
交流入力側の一方に第１のシヨツトキバリアダイ
オードのアノードと第１のＮチヤンネル電界効果
トランジスタのドレンと第１の抵抗の一方を接続
し、交流入力側の他方に第２のシヨツトキバリア
ダイオードのアノードと第２のＮチヤンネル電界
効果トランジスタのドレインと第２の抵抗の一方
を接続し、第１のＮチヤンネル電界効果トランジ
スタのゲートと第２の抵抗の他方を接続し、第２
のＮチヤンネル電界効果トランジスタのゲートと
第１の抵抗の他方とを接続し、直流出力側の一方
に第１のシヨツトキバリアダイオードのカソード
と第２のシヨツトキバリアダイオードのカソード
とを接続し、直流出力側の他方に第１のＮチヤン
ネル電界効果トランジスタのソースと第２のＮチ
ヤンネル電界効果トランジスタのソースとを接続
することにより電圧降下を少なくしたことを特徴
とするブリツジ整流回路。 In a bridge rectifier circuit that matches polarity,
The anode of the first shot-lock barrier diode, the drain of the first N-channel field effect transistor, and one of the first resistors are connected to one of the AC input sides, and the second shot-lock barrier diode is connected to the other side of the AC input side. The anode of the second N-channel field effect transistor is connected to the drain of the second resistor, the gate of the first N-channel field effect transistor is connected to the other of the second resistor, and the second resistor is connected to the gate of the first N-channel field effect transistor.
connecting the gate of the N-channel field effect transistor and the other of the first resistor, and connecting the cathode of the first shot barrier diode and the cathode of the second shot barrier diode to one of the DC output sides; A bridge rectifier circuit characterized in that a voltage drop is reduced by connecting the source of a first N-channel field effect transistor and the source of a second N-channel field effect transistor to the other DC output side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14017686U JPS6348393U (en) | 1986-09-12 | 1986-09-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14017686U JPS6348393U (en) | 1986-09-12 | 1986-09-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6348393U true JPS6348393U (en) | 1988-04-01 |
Family
ID=31046777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14017686U Pending JPS6348393U (en) | 1986-09-12 | 1986-09-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6348393U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57119674A (en) * | 1980-11-26 | 1982-07-26 | Itt | Monolithic integrated rectifying bridge |
-
1986
- 1986-09-12 JP JP14017686U patent/JPS6348393U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57119674A (en) * | 1980-11-26 | 1982-07-26 | Itt | Monolithic integrated rectifying bridge |
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