JPS53126969A - Overvoltage detection circuit - Google Patents
Overvoltage detection circuitInfo
- Publication number
- JPS53126969A JPS53126969A JP4135277A JP4135277A JPS53126969A JP S53126969 A JPS53126969 A JP S53126969A JP 4135277 A JP4135277 A JP 4135277A JP 4135277 A JP4135277 A JP 4135277A JP S53126969 A JPS53126969 A JP S53126969A
- Authority
- JP
- Japan
- Prior art keywords
- detection circuit
- overvoltage detection
- circuit
- elements
- malfunctions
- 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
Landscapes
- Measurement Of Current Or Voltage (AREA)
- Emergency Protection Circuit Devices (AREA)
- Protection Of Static Devices (AREA)
Abstract
PURPOSE: To provide an overvoltage detection circuit of high accuracy free from malfunctions by providing negative resistance characteristics to one of elements or series-connected resistors in the circuit of detecting overvoltages through the quantity of light emission of light emitting semiconductor elements.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52041352A JPS5825232B2 (en) | 1977-04-13 | 1977-04-13 | Overvoltage detection circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52041352A JPS5825232B2 (en) | 1977-04-13 | 1977-04-13 | Overvoltage detection circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53126969A true JPS53126969A (en) | 1978-11-06 |
JPS5825232B2 JPS5825232B2 (en) | 1983-05-26 |
Family
ID=12606107
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52041352A Expired JPS5825232B2 (en) | 1977-04-13 | 1977-04-13 | Overvoltage detection circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5825232B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6183969A (en) * | 1984-09-29 | 1986-04-28 | Toshiba Corp | Apparatus for detecting voltage |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS515476U (en) * | 1974-06-28 | 1976-01-16 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS515476B2 (en) * | 1972-01-07 | 1976-02-20 |
-
1977
- 1977-04-13 JP JP52041352A patent/JPS5825232B2/en not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS515476U (en) * | 1974-06-28 | 1976-01-16 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6183969A (en) * | 1984-09-29 | 1986-04-28 | Toshiba Corp | Apparatus for detecting voltage |
Also Published As
Publication number | Publication date |
---|---|
JPS5825232B2 (en) | 1983-05-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5261982A (en) | Semiconductor light emitting device | |
JPS5394881A (en) | Integrated circuit device | |
JPS53126969A (en) | Overvoltage detection circuit | |
JPS5550117A (en) | Led light source device for pulse encoder | |
JPS529428A (en) | Exposure data display device | |
JPS5432075A (en) | Semiconductor device | |
JPS52103998A (en) | Smoke detection device | |
JPS5430450A (en) | Lightning arrester deterioration dethctor | |
JPS52105724A (en) | Light detect ic device | |
JPS52114378A (en) | Potential indicator | |
JPS51151065A (en) | Image tube | |
JPS5234334A (en) | Power source voltage for drop indicator | |
JPS5333081A (en) | Semiconductor light emitting device | |
JPS529427A (en) | Camera with the light emission control device for a flash discharge la mp | |
JPS5355927A (en) | Logical circuit test unit | |
JPS5439839A (en) | Overcurrent detecting element | |
JPS5435784A (en) | Voltage application current measuring circuit | |
JPS52153778A (en) | Detecting circuit | |
JPS51114149A (en) | Device for detection by photoelectrons | |
JPS52127198A (en) | Device abnormarity detecting circuit of hotoelectric smoke sensor | |
JPS52110073A (en) | Zero current detector | |
JPS52110654A (en) | Body detection device | |
JPS5376867A (en) | Maximum and minimum detecting circuit | |
JPS5221871A (en) | Potential difference responding circuit | |
JPS525557A (en) | Oscillator with agc |