KR890009668U - Constant current circuit - Google Patents
Constant current circuitInfo
- Publication number
- KR890009668U KR890009668U KR2019870018528U KR870018528U KR890009668U KR 890009668 U KR890009668 U KR 890009668U KR 2019870018528 U KR2019870018528 U KR 2019870018528U KR 870018528 U KR870018528 U KR 870018528U KR 890009668 U KR890009668 U KR 890009668U
- Authority
- KR
- South Korea
- Prior art keywords
- constant current
- current circuit
- circuit
- constant
- current
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
- G05F3/08—Regulating voltage or current wherein the variable is dc
- G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
- G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
- G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Nonlinear Science (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Control Of Electrical Variables (AREA)
- Amplifiers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019870018528U KR920004322Y1 (en) | 1987-10-30 | 1987-10-30 | Stable current circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019870018528U KR920004322Y1 (en) | 1987-10-30 | 1987-10-30 | Stable current circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
KR890009668U true KR890009668U (en) | 1989-05-31 |
KR920004322Y1 KR920004322Y1 (en) | 1992-06-25 |
Family
ID=19269002
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019870018528U KR920004322Y1 (en) | 1987-10-30 | 1987-10-30 | Stable current circuit |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR920004322Y1 (en) |
-
1987
- 1987-10-30 KR KR2019870018528U patent/KR920004322Y1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR920004322Y1 (en) | 1992-06-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 20020517 Year of fee payment: 11 |
|
EXPY | Expiration of term |