JPH0286230U - - Google Patents
Info
- Publication number
- JPH0286230U JPH0286230U JP16599788U JP16599788U JPH0286230U JP H0286230 U JPH0286230 U JP H0286230U JP 16599788 U JP16599788 U JP 16599788U JP 16599788 U JP16599788 U JP 16599788U JP H0286230 U JPH0286230 U JP H0286230U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- parasitic capacitance
- circuit
- charging
- limiting resistor
- 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
- 230000003071 parasitic effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Electronic Switches (AREA)
Description
第１図はこの考案の一実施例による寄生容量の
高速充電回路を示す回路図、第２図は第１図の制
御回路８の一実施例を示す回路図、第３図は第１
図の高速充電回路の各電位を示す波形図、第４図
は従来の寄生容量充電回路を示す回路図、第５図
は第４図の各電位を示す波形図である。
図において、６はトランジスタ、７は電流制限
抵抗、８はトランジスタＯＮ／ＯＦＦ制御回路を
示す。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 high-speed charging circuit for parasitic capacitance according to an embodiment of this invention, FIG. 2 is a circuit diagram showing an embodiment of the control circuit 8 of FIG. 1, and FIG.
FIG. 4 is a circuit diagram showing a conventional parasitic capacitance charging circuit, and FIG. 5 is a waveform diagram showing each potential of the high-speed charging circuit shown in FIG. In the figure, 6 is a transistor, 7 is a current limiting resistor, and 8 is a transistor ON/OFF control circuit. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
電流供給用のトランジスタおよび電流制限用の抵
抗と、上記トランジスタのＯＮ／ＯＦＦのタイミ
ングを制御する制御回路を備えたことを特徴とす
る寄生容量の高速充電回路。 Fast charging of parasitic capacitance, characterized by comprising a charging current supplying transistor and a current limiting resistor connected to a signal line on a printed circuit board, and a control circuit controlling ON/OFF timing of the transistor. circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16599788U JPH0286230U (en) | 1988-12-21 | 1988-12-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16599788U JPH0286230U (en) | 1988-12-21 | 1988-12-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0286230U true JPH0286230U (en) | 1990-07-09 |
Family
ID=31452988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16599788U Pending JPH0286230U (en) | 1988-12-21 | 1988-12-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0286230U (en) |
-
1988
- 1988-12-21 JP JP16599788U patent/JPH0286230U/ja active Pending
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