JPS6268336U - - Google Patents
Info
- Publication number
- JPS6268336U JPS6268336U JP16015085U JP16015085U JPS6268336U JP S6268336 U JPS6268336 U JP S6268336U JP 16015085 U JP16015085 U JP 16015085U JP 16015085 U JP16015085 U JP 16015085U JP S6268336 U JPS6268336 U JP S6268336U
- Authority
- JP
- Japan
- Prior art keywords
- capacitor
- series
- resistor
- mofet
- connection point
- 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
- 239000003990 capacitor Substances 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims 1
- 230000003071 parasitic effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Electronic Switches (AREA)
Description
第１図は本考案の実施例を示す回路図、第２図
は第１図に示された実施例の動作を示す波形図、
第３図及び第４図は本考案の他の実施例を示す回
路図、第５図ａ及びｂは従来例を示す回路図、第
６図は従来の動作を示す波形図である。
主な図番の説明、５…コンデンサ、６…抵抗体
、７…ＭＯＳＦＥＴ、８…インバータ。
FIG. 1 is a circuit diagram showing an embodiment of the present invention, FIG. 2 is a waveform diagram showing the operation of the embodiment shown in FIG. 1,
3 and 4 are circuit diagrams showing other embodiments of the present invention, FIGS. 5a and 5b are circuit diagrams showing a conventional example, and FIG. 6 is a waveform diagram showing the conventional operation. Explanation of main drawing numbers, 5...Capacitor, 6...Resistor, 7...MOSFET, 8...Inverter.
Claims (1)
接続され、該接続点からパルス出力を得るイニシ
ヤルクリア回路に於いて、前記コンデンサとＭＯ
ＳＦＥＴの間に高抵抗値の抵抗体を直列接続し、
該抵抗体と前記ＭＯＳＦＥＴとの接続点からパル
ス出力を取り出すと共に、前記抵抗体は前記コン
デンサの充電又は放電を行う寄生ダイオードの形
成されない構造とすることを特徴とするイニシヤ
ルクリア回路。 In an initial clear circuit in which a capacitor and a MOFET are connected in series between the power supply voltages and a pulse output is obtained from the connection point, the capacitor and the MOFET are connected in series.
A high resistance resistor is connected in series between SFETs,
An initial clear circuit characterized in that a pulse output is taken out from a connection point between the resistor and the MOSFET, and the resistor has a structure in which no parasitic diode is formed for charging or discharging the capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985160150U JPH0753308Y2 (en) | 1985-10-18 | 1985-10-18 | Initial clear circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985160150U JPH0753308Y2 (en) | 1985-10-18 | 1985-10-18 | Initial clear circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6268336U true JPS6268336U (en) | 1987-04-28 |
| JPH0753308Y2 JPH0753308Y2 (en) | 1995-12-06 |
Family
ID=31085261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985160150U Expired - Lifetime JPH0753308Y2 (en) | 1985-10-18 | 1985-10-18 | Initial clear circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0753308Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011223156A (en) * | 2010-04-06 | 2011-11-04 | Seiko Epson Corp | Electronic circuit, power-on reset circuit, integrated circuit device, and electronic apparatus |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57116425A (en) * | 1981-01-09 | 1982-07-20 | Toshiba Corp | Power-on resetting circuit |
-
1985
- 1985-10-18 JP JP1985160150U patent/JPH0753308Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57116425A (en) * | 1981-01-09 | 1982-07-20 | Toshiba Corp | Power-on resetting circuit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011223156A (en) * | 2010-04-06 | 2011-11-04 | Seiko Epson Corp | Electronic circuit, power-on reset circuit, integrated circuit device, and electronic apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0753308Y2 (en) | 1995-12-06 |
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