PL406905A1 - System of the controlled bipolar current source - Google Patents

System of the controlled bipolar current source

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Publication number
PL406905A1
PL406905A1 PL406905A PL40690514A PL406905A1 PL 406905 A1 PL406905 A1 PL 406905A1 PL 406905 A PL406905 A PL 406905A PL 40690514 A PL40690514 A PL 40690514A PL 406905 A1 PL406905 A1 PL 406905A1
Authority
PL
Poland
Prior art keywords
terminal
bipolar transistor
inverting input
amplifier
reference voltage
Prior art date
Application number
PL406905A
Other languages
Polish (pl)
Other versions
PL220502B1 (en
Inventor
Jarosław Sikora
Original Assignee
Politechnika Lubelska
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 Politechnika Lubelska filed Critical Politechnika Lubelska
Priority to PL406905A priority Critical patent/PL220502B1/en
Publication of PL406905A1 publication Critical patent/PL406905A1/en
Publication of PL220502B1 publication Critical patent/PL220502B1/en

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  • Amplifiers (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)

Abstract

Układ sterowanego bipolarnego źródła prądowego, w którym zacisk pierwszy źródła napięcia referencyjnego pierwszego jest połączony z wejściem nieodwracającym wzmacniacza operacyjnego pierwszego, wejście odwracające wzmacniacza operacyjnego pierwszego jest połączone z pierwszym zaciskiem rezystora referencyjnego i emiterem tranzystora bipolarnego, baza tranzystora bipolarnego jest połączona z wyjściem wzmacniacza operacyjnego pierwszego zaś kolektor tranzystora bipolarnego jest połączony z pierwszym zaciskiem rezystora obciążenia oraz drugi zacisk źródła napięcia referencyjnego pierwszego jest połączony z drugim zaciskiem rezystora referencyjnego i drugim zaciskiem źródła napięcia referencyjnego drugiego charakteryzuje się tym, że pierwszy zacisk źródła (Uref2) napięcia referencyjnego drugiego jest połączony z wejściem nieodwracającym wzmacniacza (WO2) operacyjnego drugiego, którego wyjście jest połączone z drugim zaciskiem rezystora (RL) obciążenia, baza tranzystora (T1) bipolarnego jest połączona z wejściem odwracającym wzmacniacza (WP1) pomiarowego, kolektor tranzystora (T1) bipolarnego jest połączony z wejściem nieodwracającym wzmacniacza (WP1) pomiarowego zaś wyjście wzmacniacza (WP1) pomiarowego jest połączone z wejściem odwracającym wzmacniacza (WO2) operacyjnego drugiego.A controlled bipolar current source system in which the first terminal of the first reference voltage source is connected to the non-inverting input of the first operational amplifier, the inverting input of the first operational amplifier is connected to the first terminal of the reference resistor and the emitter of the bipolar transistor, the base of the bipolar transistor is connected to the output of the first operational amplifier while the collector of the bipolar transistor is connected to the first terminal of the load resistor and the second terminal of the first reference voltage source is connected to the second terminal of the reference resistor and the second terminal of the second reference voltage source is characterized in that the first source terminal (Uref2) of the second reference voltage is connected to the input non-inverting operational amplifier (WO2) second, whose output is connected to the second terminal of the resistor (RL) load, the base of the bipolar transistor (T1) is connected to the inverting input of the measuring amplifier (WP1), the collector of the bipolar transistor (T1) is connected to the non-inverting input of the measuring amplifier (WP1) and the output of the measuring amplifier (WP1) is connected to the inverting input of the amplifier (WO2) ) operational second.

PL406905A 2014-01-22 2014-01-22 System of the controlled bipolar current source PL220502B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL406905A PL220502B1 (en) 2014-01-22 2014-01-22 System of the controlled bipolar current source

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL406905A PL220502B1 (en) 2014-01-22 2014-01-22 System of the controlled bipolar current source

Publications (2)

Publication Number Publication Date
PL406905A1 true PL406905A1 (en) 2014-11-24
PL220502B1 PL220502B1 (en) 2015-11-30

Family

ID=51902560

Family Applications (1)

Application Number Title Priority Date Filing Date
PL406905A PL220502B1 (en) 2014-01-22 2014-01-22 System of the controlled bipolar current source

Country Status (1)

Country Link
PL (1) PL220502B1 (en)

Also Published As

Publication number Publication date
PL220502B1 (en) 2015-11-30

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Effective date: 20150513