FI60329C - Aoterkopplad foerstaerkare - Google Patents
Aoterkopplad foerstaerkare Download PDFInfo
- Publication number
- FI60329C FI60329C FI2340/74A FI234074A FI60329C FI 60329 C FI60329 C FI 60329C FI 2340/74 A FI2340/74 A FI 2340/74A FI 234074 A FI234074 A FI 234074A FI 60329 C FI60329 C FI 60329C
- Authority
- FI
- Finland
- Prior art keywords
- current
- transistor
- transistors
- voltage
- amplifier
- Prior art date
Links
- 230000008901 benefit Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
- H03F3/183—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only
- H03F3/187—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only in integrated circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
- H03F3/3083—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the power transistors being of the same type
- H03F3/3086—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the power transistors being of the same type two power transistors being controlled by the input signal
- H03F3/3088—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the power transistors being of the same type two power transistors being controlled by the input signal with asymmetric control, i.e. one control branch containing a supplementary phase inverting transistor
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/4508—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using bipolar transistors as the active amplifying circuit
- H03F3/45098—PI types
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Multimedia (AREA)
- Amplifiers (AREA)
Claims (3)
1. Förstärkaranordning enligt patentkravet 2,kännetecknad därav, att emitterelektroderna av den första och den andra different!alförstärkar-transistorn (12, li) är likströmskopplade med varandra, att den förstnämnda för-spänningsströmkällan är bildad av den andra strömstyrningstransistorn (l6), varvid kollektorelektroderna av den första och den andra strömstyrningstransistorn (18, 16) är likströmskopplade tili emitterelektroderna av differentialförstärkar-transi storerna .
5. Förstärkaranordning enligt patentkravet 1, kännetecknad därav, att emitterelektroderna av differentialförstärkartransistorerna (12, li) är bäda direktkopplade tili kollektorelektroden av respektive strömstyrnings-transistor (l8, 16) och likströmskopplade med varandra över en emitterkoppl,ings-re si stor (20). ^ _ 1v '
6. Förstärkaranordning enligt patentkravet 2, kannet e cknad
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3832073 | 1973-08-13 | ||
GB3832073A GB1473299A (en) | 1973-08-13 | 1973-08-13 | Feedback amplifier |
Publications (3)
Publication Number | Publication Date |
---|---|
FI234074A FI234074A (sv) | 1975-02-14 |
FI60329B FI60329B (fi) | 1981-08-31 |
FI60329C true FI60329C (fi) | 1981-12-10 |
Family
ID=10402703
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI2340/74A FI60329C (fi) | 1973-08-13 | 1974-08-06 | Aoterkopplad foerstaerkare |
Country Status (16)
Country | Link |
---|---|
US (1) | US3914704A (sv) |
JP (1) | JPS5441294B2 (sv) |
AT (1) | AT362420B (sv) |
BE (1) | BE818761A (sv) |
BR (1) | BR7406464D0 (sv) |
CA (1) | CA1033022A (sv) |
DE (1) | DE2438883C3 (sv) |
DK (1) | DK142477B (sv) |
ES (1) | ES429228A1 (sv) |
FI (1) | FI60329C (sv) |
FR (1) | FR2241164B1 (sv) |
GB (1) | GB1473299A (sv) |
HK (1) | HK41779A (sv) |
IT (1) | IT1017420B (sv) |
NL (1) | NL176990C (sv) |
SE (1) | SE405781B (sv) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5754076A (en) * | 1993-12-13 | 1998-05-19 | Nec Corporation | Differential circuit having a variable current circuit for producing an exponential or a square transfer characteristic |
NL7413448A (sv) * | 1974-10-14 | 1974-12-30 | ||
US4042886A (en) * | 1975-08-18 | 1977-08-16 | Motorola, Inc. | High input impedance amplifier circuit having temperature stable quiescent operating levels |
US4025870A (en) * | 1975-11-17 | 1977-05-24 | Motorola, Inc. | Low distortion amplifier having high slew rate and high output impedance |
US4077012A (en) * | 1976-01-28 | 1978-02-28 | Nippon Gakki Seizo Kabushiki Kaisha | Amplifier devices |
US4072870A (en) * | 1976-06-30 | 1978-02-07 | Motorola, Inc. | Comparison circuit having programmable hysteresis |
JPS5617712U (sv) * | 1979-07-20 | 1981-02-16 | ||
DE2946952A1 (de) * | 1979-11-21 | 1981-06-04 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Differenzverstaerker |
US4367491A (en) * | 1981-06-03 | 1983-01-04 | Rca Corporation | Video signal recovery system |
US5751192A (en) * | 1996-09-03 | 1998-05-12 | Motorola, Inc. | Integrated circuit and method for generating a transimpedance function |
US10782347B2 (en) | 2017-10-23 | 2020-09-22 | Nxp B.V. | Method for identifying a fault at a device output and system therefor |
US10436839B2 (en) * | 2017-10-23 | 2019-10-08 | Nxp B.V. | Method for identifying a fault at a device output and system therefor |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3434069A (en) * | 1967-04-27 | 1969-03-18 | North American Rockwell | Differential amplifier having a feedback path including a differential current generator |
BE756912A (fr) * | 1969-10-01 | 1971-03-01 | Rca Corp | Etage de transmission de signaux |
-
1973
- 1973-08-13 GB GB3832073A patent/GB1473299A/en not_active Expired
-
1974
- 1974-05-17 US US470758A patent/US3914704A/en not_active Expired - Lifetime
- 1974-07-15 CA CA204,754A patent/CA1033022A/en not_active Expired
- 1974-07-24 IT IT25536/74A patent/IT1017420B/it active
- 1974-08-01 SE SE7409950A patent/SE405781B/sv not_active IP Right Cessation
- 1974-08-06 FI FI2340/74A patent/FI60329C/fi active
- 1974-08-06 NL NLAANVRAGE7410526,A patent/NL176990C/xx not_active IP Right Cessation
- 1974-08-07 FR FR7427471A patent/FR2241164B1/fr not_active Expired
- 1974-08-07 BR BR6464/74A patent/BR7406464D0/pt unknown
- 1974-08-12 BE BE147532A patent/BE818761A/xx not_active IP Right Cessation
- 1974-08-12 JP JP9270974A patent/JPS5441294B2/ja not_active Expired
- 1974-08-12 DK DK428474AA patent/DK142477B/da unknown
- 1974-08-13 DE DE2438883A patent/DE2438883C3/de not_active Expired
- 1974-08-13 ES ES429228A patent/ES429228A1/es not_active Expired
- 1974-08-13 AT AT661074A patent/AT362420B/de not_active IP Right Cessation
-
1979
- 1979-06-21 HK HK417/79A patent/HK41779A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
BR7406464D0 (pt) | 1975-05-27 |
DE2438883B2 (de) | 1977-10-27 |
NL7410526A (nl) | 1975-02-17 |
GB1473299A (en) | 1977-05-11 |
JPS5441294B2 (sv) | 1979-12-07 |
DK428474A (sv) | 1975-04-21 |
CA1033022A (en) | 1978-06-13 |
BE818761A (fr) | 1974-12-02 |
ES429228A1 (es) | 1976-08-16 |
HK41779A (en) | 1979-06-29 |
NL176990C (nl) | 1985-07-01 |
JPS5046242A (sv) | 1975-04-24 |
ATA661074A (de) | 1980-10-15 |
SE405781B (sv) | 1978-12-27 |
DK142477C (sv) | 1981-03-30 |
FI234074A (sv) | 1975-02-14 |
AT362420B (de) | 1981-05-25 |
DK142477B (da) | 1980-11-03 |
SE7409950L (sv) | 1975-02-14 |
NL176990B (nl) | 1985-02-01 |
FR2241164A1 (sv) | 1975-03-14 |
DE2438883C3 (de) | 1980-04-17 |
IT1017420B (it) | 1977-07-20 |
US3914704A (en) | 1975-10-21 |
AU7213074A (en) | 1976-02-12 |
FI60329B (fi) | 1981-08-31 |
FR2241164B1 (sv) | 1977-06-24 |
DE2438883A1 (de) | 1975-02-20 |
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