JPH0237546B2 - - Google Patents

Info

Publication number
JPH0237546B2
JPH0237546B2 JP55184351A JP18435180A JPH0237546B2 JP H0237546 B2 JPH0237546 B2 JP H0237546B2 JP 55184351 A JP55184351 A JP 55184351A JP 18435180 A JP18435180 A JP 18435180A JP H0237546 B2 JPH0237546 B2 JP H0237546B2
Authority
JP
Japan
Prior art keywords
transistors
input
transistor
voltage
operational amplifier
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.)
Expired - Lifetime
Application number
JP55184351A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57108670A (en
Inventor
Shinji Morozumi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Priority to JP18435180A priority Critical patent/JPS57108670A/ja
Publication of JPS57108670A publication Critical patent/JPS57108670A/ja
Publication of JPH0237546B2 publication Critical patent/JPH0237546B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16504—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the components employed
    • G01R19/16519—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the components employed using FET's

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
JP18435180A 1980-12-25 1980-12-25 Voltage comparing circuit Granted JPS57108670A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18435180A JPS57108670A (en) 1980-12-25 1980-12-25 Voltage comparing circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18435180A JPS57108670A (en) 1980-12-25 1980-12-25 Voltage comparing circuit

Publications (2)

Publication Number Publication Date
JPS57108670A JPS57108670A (en) 1982-07-06
JPH0237546B2 true JPH0237546B2 (enrdf_load_stackoverflow) 1990-08-24

Family

ID=16151733

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18435180A Granted JPS57108670A (en) 1980-12-25 1980-12-25 Voltage comparing circuit

Country Status (1)

Country Link
JP (1) JPS57108670A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0457881A1 (en) * 1989-12-07 1991-11-27 HOUGHTON, John, Ernest A lens attachment
JP6519972B2 (ja) 2014-02-07 2019-05-29 株式会社リコー ハイパスフィルタ回路及びバンドパスフィルタ回路

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5414281A (en) * 1977-07-04 1979-02-02 Seiko Instr & Electronics Ltd Battery voltage detecting circuit
JPS5547821A (en) * 1978-10-02 1980-04-05 Hitachi Maxell Electric type grater

Also Published As

Publication number Publication date
JPS57108670A (en) 1982-07-06

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