公开(公告)号：IT8919919D0

公开(公告)日：1989-03-28

申请号：IT1991989

申请日：1989-03-28

Applicant: SGS THOMSON MICROELECTRONICS

Inventor： MENNITI PIETRO ,  BAIOCCHI ANTONELLA

IPC: G05F1/10 ,  H02P7/00 ,  H02P8/12

Abstract: An electronic circuit (1) for measuring and controlling an electric current flowing through an inductive electric load (L), being of a type which comprises a first, field-effect power transistor (T2) connected to the load and a second, sensing transistor (Ts) having its source electrode (Ss) connected to the source electrode (S2) of the first transistor, further comprises a voltage comparator (3) having respective inputs connected to the corresponding drain electrodes (D2,Ds) of said transistors (T2,Ts), and an electronic switch (4) connected in ahead of the gate electrode (G2) of the power transistor (T2) and linked to the comparator (3) output.

公开(公告)号：DE69009262T2

公开(公告)日：1994-09-08

申请号：DE69009262

申请日：1990-03-06

Applicant: SGS THOMSON MICROELECTRONICS

Inventor： MENNITI PIETRO ,  BAIOCCHI ANTONELLA

IPC: G05F1/10 ,  H02P7/00 ,  H02P8/12 ,  H02P8/00

Abstract: An electronic circuit (1) for measuring and controlling an electric current flowing through an inductive electric load (L), being of a type which comprises a first, field-effect power transistor (T2) connected to the load and a second, sensing transistor (Ts) having its source electrode (Ss) connected to the source electrode (S2) of the first transistor, further comprises a voltage comparator (3) having respective inputs connected to the corresponding drain electrodes (D2,Ds) of said transistors (T2,Ts), and an electronic switch (4) connected in ahead of the gate electrode (G2) of the power transistor (T2) and linked to the comparator (3) output.

公开(公告)号：DE69009262D1

公开(公告)日：1994-07-07

申请号：DE69009262

申请日：1990-03-06

Applicant: SGS THOMSON MICROELECTRONICS

Inventor： MENNITI PIETRO ,  BAIOCCHI ANTONELLA

IPC: G05F1/10 ,  H02P7/00 ,  H02P8/12 ,  H02P8/00

Abstract: An electronic circuit (1) for measuring and controlling an electric current flowing through an inductive electric load (L), being of a type which comprises a first, field-effect power transistor (T2) connected to the load and a second, sensing transistor (Ts) having its source electrode (Ss) connected to the source electrode (S2) of the first transistor, further comprises a voltage comparator (3) having respective inputs connected to the corresponding drain electrodes (D2,Ds) of said transistors (T2,Ts), and an electronic switch (4) connected in ahead of the gate electrode (G2) of the power transistor (T2) and linked to the comparator (3) output.

公开(公告)号：IT1228117B

公开(公告)日：1991-05-28

申请号：IT2304888

申请日：1988-12-21

Applicant: SGS THOMSON MICROELECTRONICS

Inventor： MENNITI PIETRO ,  BAIOCCHI ANTONELLA

IPC: G05F20060101 ,  G05F

公开(公告)号：IT8823048D0

公开(公告)日：1988-12-21

申请号：IT2304888

申请日：1988-12-21

Applicant: SGS THOMSON MICROELECTRONICS

Inventor： MENNITI PIETRO ,  BAIOCCHI ANTONELLA

IPC: G05F20060101

公开(公告)号：IT1228755B

公开(公告)日：1991-07-03

申请号：IT1991989

申请日：1989-03-28

Applicant: SGS THOMSON MICROELECTRONICS

Inventor： MENNITI PIETRO ,  BAIOCCHI ANTONELLA

IPC: G05F1/10 ,  H02P7/00 ,  H02P8/12 ,  G01R

Abstract: An electronic circuit (1) for measuring and controlling an electric current flowing through an inductive electric load (L), being of a type which comprises a first, field-effect power transistor (T2) connected to the load and a second, sensing transistor (Ts) having its source electrode (Ss) connected to the source electrode (S2) of the first transistor, further comprises a voltage comparator (3) having respective inputs connected to the corresponding drain electrodes (D2,Ds) of said transistors (T2,Ts), and an electronic switch (4) connected in ahead of the gate electrode (G2) of the power transistor (T2) and linked to the comparator (3) output.