ClassID:

221642

H03K17/0826 - CPC Classification

Classification description:

Electronic switching or gating, i.e. not by contact-making and –breaking; Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in bipolar transistor switches

Recent Application in this class:
#1
20260088815
2026-03-26

CIRCUITRY AND MICROCONTROLLER

#2
20250096669
2025-03-20

SEMICONDUCTOR ELEMENT DRIVE DEVICE

#3
20240204768
2024-06-20

CO-PACKAGED CONTROLLED OVERCURRENT HANDLING

#4
20240097437
2024-03-21

OVERSHOOT CURRENT DETECTION AND CORRECTION CIRCUIT FOR ELECTRICAL FAST TRANSIENT EVENTS

#5
20240006975
2024-01-04

POWER CONVERSION DEVICE AND METHOD OF CONTROLLING POWER CONVERSION DEVICE

#6
20230370119
2023-11-16

Controller for a semiconductor switch that includes an inductive coupling for communication across galvanic isolation

#7
20230179197
2023-06-08

GATE DRIVE DEVICE AND LOAD POWER SUPPLY CIRCUIT

#8
20230066664
2023-03-02

Method and system of operating a bi-directional double-base bipolar junction transistor (B-TRAN)

#9
20220285927
2022-09-08

Monitoring safe operating area (SAO) of a power switch

#10
20220247171
2022-08-04

Input output circuit and electrostatic discharge protection circuit

#11
20220239348
2022-07-28

Controlling a semiconductor switch which includes a transmitter and receiver that communicate across galvanic isolation using an inductive coupling

#12
20220231680
2022-07-21

OPAMP overload power limit circuit, system, and a method thereof

#13
20220190115
2022-06-16

Method and system of operating a bi-directional double-base bipolar junction transistor (B-TRAN)

#14
20220158447
2022-05-19

Electrostatic protection circuit and semiconductor integrated circuit

#15
20210367593
2021-11-25

Power transistor module and controlling method thereof

#16
20210257831
2021-08-19

Current limiting circuit for a control circuit for controlling a semiconductor switch system

#17
20210226620
2021-07-22

Overcurrent protection circuit for switching element turned on and off based on control voltage

#18
20210194477
2021-06-24

OPAMP overload power limit circuit, system, and a method thereof

#19
20210036697
2021-02-04

Gate drive circuit

#20
20210036696
2021-02-04

Overcurrent protection for power transistors

#21
20200373920
2020-11-26

Semiconductor device

#22
20200303920
2020-09-24

Overshoot current detection and correction circuit for electrical fast transient events

#23
20200220532
2020-07-09

CIRCUIT FOR PREVENTING LATCH-UP AND INTEGRATED CIRCUIT

#24
20200162129
2020-05-21

Controller for a semiconductor switch can include a transmitter and receiver that communicate across galvanic isolation using an inductive coupling

#25
20200127657
2020-04-23

Drive circuit for semiconductor element

#26
20200067500
2020-02-27

Method of over current and over voltage protection of a power switch in combination with regulated DI/DT and DV/DT

#27
20200028505
2020-01-23

Semiconductor device with current sense element

#28
20200021282
2020-01-16

Gate drive circuit

#29
20190190369
2019-06-20

Power conversion device

#30
20190173529
2019-06-06

Communications using an inductive coupling

#31
20190165778
2019-05-30

Power semiconductor circuit

#32
20190088645
2019-03-21

Double-base-connected bipolar transistors with passive components preventing accidental turn-on

#33
20190074827
2019-03-07

Method of over current and over voltage protection of a power switch in combination with regulated DI/DT and DV/DT

#34
20190027290
2019-01-24

Solenoid diagnostics digital interface

#35
20180175833
2018-06-21

Power modules having an integrated clamp circuit and process thereof

#36
20180097515
2018-04-05

System and method for an overpower detector

#37
20180062633
2018-03-01

Gate driver

#38
20170366180
2017-12-21

Electric assembly including an insulated gate bipolar transistor device and a wide-bandgap transistor device

#39
20170248646
2017-08-31

Method and device for short circuit detection in power semiconductor switches

#40
20170194954
2017-07-06

Drive unit of semiconductor element

#41
20170134017
2017-05-11

OVERCURRENT PROTECTION CIRCUIT

#42
20160352213
2016-12-01

Protective circuit with current regulating digital output module

#43
20160211657
2016-07-21

Semiconductor device

#44
20160043713
2016-02-11

DRIVE CIRCUIT FOR SEMICONDUCTOR SWITCHING ELEMENT AND SEMICONDUCTOR SWITCHING ELEMENT MODULE HAVING THE SAME

#45
20150280416
2015-10-01

Controlled switch-off of a power switch

#46
20150168484
2015-06-18

Device and procedure for the detection of a short circuit or overcurrent situation in a power semiconductor switch

#47
20150028923
2015-01-29

High efficiency gate drive circuit for power transistors

#48
20140203860
2014-07-24

Gate drive circuit for transistor

#49
20140203843
2014-07-24

Desaturation detection circuit for use between the desaturation detection input of an optocoupler and the output of a power switching device

#50
20140118874
2014-05-01

Gate driver with desaturation detection and active clamping

#51
20140092654
2014-04-03

Method for the operation of an inverter, and inverter

#52
20130153897
2013-06-20

Power bipolar structure, in particular for high voltage applications

#53
20130088902
2013-04-11

Proportional bias switch driver circuit

#54
20120044607
2012-02-23

Overvoltage and overcurrent protection scheme

#55
20110248770
2011-10-13

System and method for driving bipolar transistors in switching power conversion

#56
20100165527
2010-07-01

Protection for bi-directional switch

#57
20090161287
2009-06-25

Electronic device operable to protect a power transistor when used in conjunction with a transformer

#58
20090040796
2009-02-12

Bipolar transistor drivers

#59
20080030174
2008-02-07

Load driving circuit and protection method

#60
20070279818
2007-12-06

Load abnormality detection circuit

#61
20070146952
2007-06-28

Overcurrent protection device for semiconductor element

#62
20070139095
2007-06-21

System and method for driving bipolar transistors in switching power conversion

#63
20060285261
2006-12-21

Pulse adjusting protective circuit

#64
20060232903
2006-10-19

Method and apparatus for integrated circuit protection

#65
20060197508
2006-09-07

Current control apparatus for electric load

#66
20060176029
2006-08-10

Non-synchronous boost converter including switched schottky diode for true disconnect

#67
20060043490
2006-03-02

Electrostatic discharge (ESD) detection and protection

#68
20050213276
2005-09-29

DC regulated power supply comprising

#69
20050162216
2005-07-28

Semiconductor integrated circuit device

#70
20050071090
2005-03-31

Motor controller

#71
16788794
2020-12-29

Switch circuit suppressing damage to the switch circuit

#72
16584529
2020-10-13

Slow clamp circuit for bipolar junction transistor (BJT) buffers

#73
16277451
2022-04-26

Transistors drivers with fast shutdown-capability, and associated systems and methods

#74
15638973
2018-10-23

Over voltage protection of a transistor device