CN107370483A - Pulse receiving circuit - Google Patents

Pulse receiving circuit Download PDF

Info

Publication number
CN107370483A
CN107370483A CN201710662360.1A CN201710662360A CN107370483A CN 107370483 A CN107370483 A CN 107370483A CN 201710662360 A CN201710662360 A CN 201710662360A CN 107370483 A CN107370483 A CN 107370483A
Authority
CN
China
Prior art keywords
resistance
voltage
receiving circuit
connects
signal source
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
CN201710662360.1A
Other languages
Chinese (zh)
Inventor
肖国庆
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Jiayu Electromechanical Co Ltd
Original Assignee
Shenzhen Jiayu Electromechanical Co Ltd
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 Shenzhen Jiayu Electromechanical Co Ltd filed Critical Shenzhen Jiayu Electromechanical Co Ltd
Priority to CN201710662360.1A priority Critical patent/CN107370483A/en
Publication of CN107370483A publication Critical patent/CN107370483A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/003—Modifications for increasing the reliability for protection
    • H03K19/00307—Modifications for increasing the reliability for protection in bipolar transistor circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/003—Modifications for increasing the reliability for protection
    • H03K19/00315—Modifications for increasing the reliability for protection in field-effect transistor circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/08—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices
    • H03K19/082—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices using bipolar transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/08—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices
    • H03K19/094—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices using field-effect transistors
    • H03K19/0944—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices using field-effect transistors using MOSFET or insulated gate field-effect transistors, i.e. IGFET
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/14—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)

Abstract

The invention provides a kind of pulse receiving circuit, including：First resistor, second resistance, two end voltage-stabilizing devices, three end amplifying devices and photoelectrical coupler；One end of the first resistor connects the first input port of pulse signal source and the photoelectrical coupler respectively, and the other end of the first resistor connects the first port of three end amplifying device and the first port of two end voltage-stabilizing device respectively；The second port of one end connection three end amplifying device of the second resistance, the other end of the second resistance connect the second port of pulse signal source and two end voltage-stabilizing device respectively；3rd port of three end amplifying device connects the second input port of the photoelectrical coupler.The circuit stability and reliability are high, and cost is cheap, while has very wide pulse voltage scope.

Description

Pulse receiving circuit
Technical field
The present invention relates to serve motor control technology field, pulse receiving circuit is specifically related to.
Background technology
Increasingly extensive with the use of automation equipment, servo-driver is more and more wider in the use of industrial control field, servo Driver pulse receiving circuit, for receiving external high frequency control signal, realize that servomotor is precisely controlled.Current servo is driven Dynamic device, can only receive the pulse signal of given voltage amplitude, it is a kind of voltage in 3.3V, 5V, 12V, 24V to be typically only capable to mostly Amplitude input mode, signal voltage is too high or too low, can damage pulse receiving circuit or not receive pulse signal.It is existing Pulse receiving circuit be typically all a variety of voltage pulse signals are adapted to by changing series impedance.Prior art In by change series connection resistance value to be applicable the pulse receiving circuit of different voltages, when the pulse signal of different voltages is received When, its signal intensity is inconsistent, causes under different voltage signals that reception of impulse electric current is variant, cause circuit stability and Reliability is poor.
The content of the invention
In view of the above-mentioned deficiencies in the prior art, it is an object of the present invention to a kind of pulse receiving circuit is provided, stable and reliability Height, while there is very wide pulse voltage scope and cheap cost.
Specifically, the invention provides a kind of pulse receiving circuit, including：First resistor, second resistance, two end voltage-stablizers Part, three end amplifying devices and photoelectrical coupler；One end of the first resistor connects pulse signal source and the photoelectricity coupling respectively The first input port of clutch, the other end of the first resistor connect first port and the institute of three end amplifying device respectively State the first port of two end voltage-stabilizing devices；The second port of one end connection three end amplifying device of the second resistance, institute The other end for stating second resistance connects the second port of pulse signal source and two end voltage-stabilizing device respectively；The three ends amplification 3rd port of device connects the second input port of the photoelectrical coupler.
As the further improvement of above-mentioned technical proposal, two end voltage-stabilizing device is voltage-stabiliser tube；Three end amplifier Part is NPN type triode；One end of the first resistor connects pulse signal source and the first of the photoelectrical coupler defeated respectively Inbound port, the other end of the first resistor connect the base stage of the NPN type triode and the negative electrode of the voltage-stabiliser tube respectively；Institute The one end for stating second resistance connects the emitter stage of the NPN type triode, and the other end of the second resistance connects pulse respectively The anode of signal source and the voltage-stabiliser tube；The colelctor electrode of the NPN type triode connects the second input of the photoelectrical coupler Port.
As the further improvement of above-mentioned technical proposal, two end voltage-stabilizing device is voltage-stabiliser tube；Three end amplifier Part is PNP type triode；One end of the first resistor connects pulse signal source and the first of the photoelectrical coupler defeated respectively Inbound port, the other end of the first resistor connect the base stage of the PNP type triode and the anode of the voltage-stabiliser tube respectively；Institute The one end for stating second resistance connects the emitter stage of the PNP type triode, and the other end of the second resistance connects pulse respectively The negative electrode of signal source and the voltage-stabiliser tube；The colelctor electrode of the PNP type triode connects the second input of the photoelectrical coupler Port.
As the further improvement of above-mentioned technical proposal, two end voltage-stabilizing device is voltage-stabiliser tube；Three end amplifier Part is N-channel MOS pipe；One end of the first resistor connects the first input of pulse signal source and the photoelectrical coupler respectively Port, the other end of the first resistor connect the grid of the N-channel MOS pipe and the negative electrode of the voltage-stabiliser tube respectively；It is described One end of second resistance connects the source electrode of the N-channel MOS pipe, and the other end of the second resistance connects pulse signal source respectively With the anode of the voltage-stabiliser tube；The drain electrode of the N-channel MOS pipe connects the second input port of the photoelectrical coupler.
As the further improvement of above-mentioned technical proposal, two end voltage-stabilizing device is voltage-stabiliser tube；Three end amplifier Part is P-channel metal-oxide-semiconductor；One end of the first resistor connects the first input of pulse signal source and the photoelectrical coupler respectively Port, the other end of the first resistor connect the grid of the P-channel metal-oxide-semiconductor and the anode of the voltage-stabiliser tube respectively；It is described One end of second resistance connects the source electrode of the P-channel metal-oxide-semiconductor, and the other end of the second resistance connects pulse signal source respectively With the negative electrode of the voltage-stabiliser tube；The drain electrode of the P-channel metal-oxide-semiconductor connects the second input port of the photoelectrical coupler.
As the further improvement of above-mentioned technical proposal, two end voltage-stabilizing device is the diode of multiple series connection.
As the further improvement of above-mentioned technical proposal, the pulse receiving circuit also includes：3rd resistor, the described 3rd Resistor coupled in parallel is connected to pulse signal source both ends.
As the further improvement of above-mentioned technical proposal, the pulse receiving circuit also includes：4th resistance, the described 4th Resistance is connected between the first input port of the photoelectrical coupler and the second input port.
As the further improvement of above-mentioned technical proposal, the pulse receiving circuit also includes：Electric capacity, the capacitance connection Between the first input port of the photoelectrical coupler and the second input port.
As the further improvement of above-mentioned technical proposal, the pulse receiving circuit also includes：5th resistance, the described 5th Resistance is connected between the first resistor and pulse signal source, and the 5th resistance is used for current limliting.
Using technical scheme provided by the invention, compared with existing known technology, at least have the advantages that：
No matter the magnitude of voltage of pulse signal voltage is how many, photoelectrical coupler U1 electric current I is flowed throughCAll the time it is constant, ensure Device will not be damaged during input pulse high pressure, signal intensity is constant when also ensure that output pulsed low voltage, the reliability of circuit Height, voltage adaptation scope are wide.
The component that circuit uses is less, and the simple cost of circuit is cheap.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by embodiment it is required use it is attached Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not construed as pair The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is the circuit theory diagrams for the pulse receiving circuit that the embodiment of the present invention 1 proposes.
Fig. 2 is the circuit theory diagrams for the pulse receiving circuit that the embodiment of the present invention 2 proposes.
Fig. 3 is the circuit theory diagrams for the pulse receiving circuit that the embodiment of the present invention 3 proposes.
Fig. 4 is the circuit theory diagrams for the pulse receiving circuit that the embodiment of the present invention 4 proposes.
Fig. 5 is the circuit theory diagrams for the pulse receiving circuit that the embodiment of the present invention 5 proposes.
Embodiment
Hereinafter, the various embodiments of the disclosure will be described more fully.The disclosure can have various embodiments, and It can adjust and change wherein.It should be understood, however, that：It is limited to specific reality disclosed herein in the absence of by disclosure protection domain The intention of example is applied, but the disclosure should be interpreted as covering all in the spirit and scope for the various embodiments for falling into the disclosure Adjustment, equivalent and/or alternative.
Hereinafter, disclosed in the term " comprising " that can be used in the various embodiments of the disclosure or " may include " instruction Function, operation or the presence of element, and do not limit the increase of one or more functions, operation or element.In addition, such as exist Used in the various embodiments of the disclosure, term " comprising ", " having " and its cognate are meant only to represent special characteristic, number Word, step, operation, the combination of element, component or foregoing item, and be understood not to exclude first one or more other Feature, numeral, step, operation, element, component or foregoing item combination presence or one or more features of increase, numeral, Step, operation, element, component or foregoing item combination possibility.
The statement (" first ", " second " etc.) used in the various embodiments of the disclosure can be modified in various implementations Various element in example, but respective sets can not be limited into element.For example, presented above be not intended to limit the suitable of the element Sequence and/or importance.The purpose presented above for being only used for differentiating an element and other elements.For example, the first user fills Put and indicate different user device with second user device, although the two is all user's set.For example, each of the disclosure is not being departed from In the case of the scope of kind embodiment, the first element is referred to alternatively as the second element, and similarly, the second element is also referred to as first Element.
It should be noted that：, can be by the first composition member if an element ' attach ' to another element by description Part is directly connected to the second element, and " connection " the 3rd can be formed between the first element and the second element Element.On the contrary, when an element " being directly connected to " is arrived into another element, it will be appreciated that be in the first element And second be not present the 3rd element between element.
The term used in the various embodiments of the disclosure is only used for describing the purpose of specific embodiment and not anticipated In the various embodiments of the limitation disclosure.Unless otherwise defined, be otherwise used herein all terms (including technical term and Scientific terminology) there is the implication identical being generally understood that with the various embodiment one skilled in the art of the disclosure to contain Justice.The term (term such as limited in the dictionary typically used) be to be interpreted as have with correlative technology field Situational meaning identical implication and the implication with Utopian implication or overly formal will be not construed as, unless at this It is clearly defined in disclosed various embodiments.
A kind of pulse receiving circuit, including：First resistor, second resistance, two end voltage-stabilizing devices, three end amplifying devices and light Electric coupler；One end of the first resistor connects the first input port of pulse signal source and the photoelectrical coupler respectively, The other end of the first resistor connect respectively three end amplifying device first port and two end voltage-stabilizing device Single port；The second port of one end connection three end amplifying device of the second resistance, the other end of the second resistance The second port of pulse signal source and two end voltage-stabilizing device is connected respectively；The 3rd port connection of three end amplifying device Second input port of the photoelectrical coupler.
Embodiment 1
As shown in figure 1, a kind of pulse receiving circuit, including：Resistance R1, resistance R2, voltage-stabiliser tube ZD1, NPN type triode Q1 With photoelectrical coupler U1.
Resistance R1 one end connects the PUL+ ends of pulse signal source and photoelectrical coupler U1 first input port respectively, electricity The resistance R1 other end connects NPN type triode Q1 base stage and voltage-stabiliser tube ZD1 negative electrode respectively；Resistance R2 one end connection NPN Type triode Q1 emitter stage, the resistance R2 other end connect the PUL- ends of pulse signal source and voltage-stabiliser tube ZD1 anode respectively； NPN type triode Q1 colelctor electrode connection photoelectrical coupler U1 the second input port.
The operation principle of the circuit is as follows：(with respect to PUL-) when high-frequency pulse signal PUL+ is high level, electric current passes through electricity Resistance R1 flows through NPN type triode Q1 base stage, and NPN type triode Q1 is turned on rapidly, and causes PUL+ signals to pass through photoelectric coupling Device U1 input, NPN type triode Q1 collector and emitter is passed through, then pass through resistance R2, returned to PUL- and formed Loop, photoelectrical coupler U1 can receive signal, and signal upset occurs in photoelectrical coupler U1 output end PUL；And work as PUL+ For low level when (with respect to PUL-), NPN type triode Q1 base stage does not have electric current to flow through, and NPN type triode Q1 is not turned on, photoelectricity Coupler U1 does not receive signal, and photoelectrical coupler U1 output end PUL recovers original levels state.
When circuit receives effective impulse, circuital current direction is as shown in Figure 1；Electric current IEResistance R2 is flowed through, i.e., in resistance Partial pressure V is produced on R2E=IE* R2, then NPN type triode Q1 base voltage VB=VE+VBE, work as VBClose to the steady of voltage-stabiliser tube ZD1 Pressure value VZWhen, NPN type triode Q1 exits saturation state, into magnifying state；When NPN type triode Q1 enters magnifying state Afterwards, due to VB=VZ、VBE=0.7V is definite value, so there is VE=VZ–VBE, after being selected due to voltage-stabiliser tube ZD1, its voltage stabilizing value VZFor Definite value, therefore IE=VE/ R2 is also definite value, then ICAlso it is definite value.
This circuit is utilized after NPN type triode Q1 enters magnifying state, flows through photoelectrical coupler U1 electric current ICIt is constant This feature, ensure that will not damage device during input pulse high pressure, and signal intensity is constant when also ensure that output pulsed low voltage, So this circuit is a kind of high reliability, the high-frequency impulse receiving circuit of wide-voltage range, the various of servo-driver are met Workplace.
Embodiment 2
As shown in Fig. 2 a kind of pulse receiving circuit, including：Resistance R1, resistance R2, voltage-stabiliser tube ZD1, PNP type triode Q1 With photoelectrical coupler U1.
Resistance R1 one end connects the PUL- ends of pulse signal source and photoelectrical coupler U1 first input port respectively, electricity The resistance R1 other end connects PNP type triode Q1 base stage and voltage-stabiliser tube ZD1 anode respectively；Resistance R2 one end connection PNP Type triode Q1 emitter stage, the resistance R2 other end connect the PUL+ ends of pulse signal source and voltage-stabiliser tube ZD1 negative electrode respectively； NPN type triode Q1 colelctor electrode connection photoelectrical coupler U1 the second input port.
This circuit is a kind of high reliability, the high-frequency impulse receiving circuit of wide-voltage range, meets servo-driver Various workplaces.
Embodiment 3
As shown in figure 3, a kind of pulse receiving circuit, including：Resistance R1, resistance R2, voltage-stabiliser tube ZD1, N-channel MOS pipe Q1 With photoelectrical coupler U1.
Resistance R1 one end connects the PUL+ ends of pulse signal source and photoelectrical coupler U1 first input port respectively, electricity The resistance R1 other end connects N-channel MOS pipe Q1 grid and voltage-stabiliser tube ZD1 negative electrode respectively；Resistance R2 one end connection N-channel Metal-oxide-semiconductor Q1 source electrode, the resistance R2 other end connect the PUL- ends of pulse signal source and voltage-stabiliser tube ZD1 anode respectively；N-channel Metal-oxide-semiconductor Q1 drain electrode connection photoelectrical coupler U1 the second input port.
This circuit is a kind of high reliability, the high-frequency impulse receiving circuit of wide-voltage range, meets servo-driver Various workplaces.
Embodiment 4
As shown in figure 4, a kind of pulse receiving circuit, including：Resistance R1, resistance R2, voltage-stabiliser tube ZD1, P-channel metal-oxide-semiconductor Q1 With photoelectrical coupler U1.
Resistance R1 one end connects the PUL- ends of pulse signal source and photoelectrical coupler U1 first input port respectively, electricity The resistance R1 other end connects P-channel metal-oxide-semiconductor Q1 grid and voltage-stabiliser tube ZD1 anode respectively；Resistance R2 one end connection P-channel Metal-oxide-semiconductor Q1 source electrode, the resistance R2 other end connect the PUL+ ends of pulse signal source and voltage-stabiliser tube ZD1 negative electrode respectively；P-channel Metal-oxide-semiconductor Q1 drain electrode connection photoelectrical coupler U1 the second input port.
This circuit is a kind of high reliability, the high-frequency impulse receiving circuit of wide-voltage range, meets servo-driver Various workplaces.
In embodiment 1, into embodiment 4, voltage-stabiliser tube ZD1 can use the diode in place of multiple series connection.When use 3 two Pole pipe series connection is when replacing voltage-stabiliser tube ZD1, now voltage stabilizing value VZ=0.7V*3=2.1V.
In embodiment 1 into embodiment 4, circuit also includes：3rd resistor, the 3rd resistor are connected in pulse letter in parallel Number source both ends.For accelerating shut-off photoelectrical coupler U1.When PUL+ switches to low level by high level, pass through the 3rd electricity Resistance electric discharge, discharges the electric energy on the distribution capacity and filter capacitor in circuit, accelerates shut-off photoelectrical coupler U1.
In other embodiments, the 4th resistance, the 4th electricity can be increased on the basis of embodiment 1 to embodiment 4 Resistance is connected between photoelectrical coupler U1 first input port and the second input port.4th resistance is used to accelerate to turn off Photoelectrical coupler U1.
In other embodiments, electric capacity can be increased on the basis of embodiment 1 to embodiment 4, the capacitance connection exists Between photoelectrical coupler U1 first input port and the second input port.The electric capacity is used for filtering process.
In other embodiments, the 5th resistance, the 5th electricity can be increased on the basis of embodiment 1 to embodiment 4 Resistance is connected between resistance R1 and pulse signal source, and the 5th resistance is used for current limliting.
In other embodiments, anti-reverse diode can be increased on the basis of embodiment 1 to embodiment 4.
In other embodiments, or combinations of the above.It is listed below on the basis of embodiment 1 complete more than increasing The most preferred embodiment of portion's combination.
Embodiment 5
As shown in figure 5, a kind of most preferred embodiment provided by the invention, a kind of pulse receiving circuit, including：Resistance R1, electricity Hinder R2, resistance R3, resistance R4, resistance R5, electric capacity C1, diode D1, voltage-stabiliser tube ZD1, NPN type triode Q1 and photoelectrical coupler U1。
Resistance R1 one end connects resistance R5 one end and photoelectrical coupler U1 first input port respectively, resistance R5's The other end connects the PUL+ ends of pulse signal source, and the resistance R1 other end connects NPN type triode Q1 base stage and voltage stabilizing respectively Pipe ZD1 negative electrode；Resistance R2 one end connection NPN type triode Q1 emitter stage, the resistance R2 other end connect pulse respectively The PUL- ends of signal source and voltage-stabiliser tube ZD1 anode；The second of NPN type triode Q1 colelctor electrode connection photoelectrical coupler U1 is defeated Inbound port；Resistance R3 is connected between the PUL+ ends of pulse signal source and PUL- ends；Resistance R4 is connected to photoelectrical coupler U1's Between first input port and the second input port, electric capacity C is connected to photoelectrical coupler U1 first input port and the second input Between mouthful.
Resistance R3 and resistance R4 is used to accelerate shut-off photoelectrical coupler U1.
Electric capacity C is used for filtering process.
Resistance R5 is used for current limliting.
Diode D1 is used for anti-reverse.
It will be appreciated by those skilled in the art that accompanying drawing is a schematic diagram for being preferable to carry out scene, module in accompanying drawing or Flow is not necessarily implemented necessary to the present invention.
It will be appreciated by those skilled in the art that the module in device in implement scene can be described according to implement scene into Row is distributed in the device of implement scene, can also carry out one or more dresses that respective change is disposed other than this implement scene In putting.The module of above-mentioned implement scene can be merged into a module, can also be further split into multiple submodule.
The invention described above sequence number is for illustration only, does not represent the quality of implement scene.Disclosed above is only the present invention Several specific implementation scenes, still, the present invention is not limited to this, and the changes that any person skilled in the art can think of is all Protection scope of the present invention should be fallen into.

Claims (10)

  1. A kind of 1. pulse receiving circuit, it is characterised in that including：First resistor, second resistance, two end voltage-stabilizing devices, three ends are put Big device and photoelectrical coupler；One end of the first resistor connects the first of pulse signal source and the photoelectrical coupler respectively Input port, the other end of the first resistor connect first port and two end voltage stabilizing of three end amplifying device respectively The first port of device；The second port of one end connection three end amplifying device of the second resistance, the second resistance The other end connect the second port of pulse signal source and two end voltage-stabilizing device respectively；The 3rd of three end amplifying device Port connects the second input port of the photoelectrical coupler.
  2. 2. pulse receiving circuit according to claim 1, it is characterised in that two end voltage-stabilizing device is voltage-stabiliser tube；Institute It is NPN type triode to state three end amplifying devices；One end of the first resistor connects pulse signal source and the photoelectricity coupling respectively The first input port of clutch, the other end of the first resistor connect the base stage of the NPN type triode and described steady respectively The negative electrode of pressure pipe；One end of the second resistance connects the emitter stage of the NPN type triode, the other end of the second resistance The anode of pulse signal source and the voltage-stabiliser tube is connected respectively；The colelctor electrode of the NPN type triode connects the photoelectric coupling Second input port of device.
  3. 3. pulse receiving circuit according to claim 1, it is characterised in that two end voltage-stabilizing device is voltage-stabiliser tube；Institute It is PNP type triode to state three end amplifying devices；One end of the first resistor connects pulse signal source and the photoelectricity coupling respectively The first input port of clutch, the other end of the first resistor connect the base stage of the PNP type triode and described steady respectively The anode of pressure pipe；One end of the second resistance connects the emitter stage of the PNP type triode, the other end of the second resistance The negative electrode of pulse signal source and the voltage-stabiliser tube is connected respectively；The colelctor electrode of the PNP type triode connects the photoelectric coupling Second input port of device.
  4. 4. pulse receiving circuit according to claim 1, it is characterised in that two end voltage-stabilizing device is voltage-stabiliser tube；Institute It is N-channel MOS pipe to state three end amplifying devices；One end of the first resistor connects pulse signal source and the photoelectric coupling respectively The first input port of device, the other end of the first resistor connect the grid of the N-channel MOS pipe and the voltage-stabiliser tube respectively Negative electrode；One end of the second resistance connects the source electrode of the N-channel MOS pipe, and the other end of the second resistance connects respectively Connect the anode of pulse signal source and the voltage-stabiliser tube；The second of the drain electrode connection photoelectrical coupler of the N-channel MOS pipe is defeated Inbound port.
  5. 5. pulse receiving circuit according to claim 1, it is characterised in that two end voltage-stabilizing device is voltage-stabiliser tube；Institute It is P-channel metal-oxide-semiconductor to state three end amplifying devices；One end of the first resistor connects pulse signal source and the photoelectric coupling respectively The first input port of device, the other end of the first resistor connect the grid of the P-channel metal-oxide-semiconductor and the voltage-stabiliser tube respectively Anode；One end of the second resistance connects the source electrode of the P-channel metal-oxide-semiconductor, and the other end of the second resistance connects respectively Connect the negative electrode of pulse signal source and the voltage-stabiliser tube；The second of the drain electrode connection photoelectrical coupler of the P-channel metal-oxide-semiconductor is defeated Inbound port.
  6. 6. pulse receiving circuit according to claim 1, it is characterised in that two end voltage-stabilizing device is multiple series connection Diode.
  7. 7. pulse receiving circuit according to claim 1, it is characterised in that the pulse receiving circuit also includes：3rd Resistance, the 3rd resistor are connected in pulse signal source both ends in parallel.
  8. 8. pulse receiving circuit according to claim 1, it is characterised in that the pulse receiving circuit also includes：4th Resistance, the 4th resistance are connected between the first input port of the photoelectrical coupler and the second input port.
  9. 9. pulse receiving circuit according to claim 1, it is characterised in that the pulse receiving circuit also includes：Electric capacity, The capacitance connection is between the first input port of the photoelectrical coupler and the second input port.
  10. 10. pulse receiving circuit according to claim 1, it is characterised in that the pulse receiving circuit also includes：5th Resistance, the 5th resistance are connected between the first resistor and pulse signal source, and the 5th resistance is used for current limliting.
CN201710662360.1A 2017-08-04 2017-08-04 Pulse receiving circuit Withdrawn CN107370483A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710662360.1A CN107370483A (en) 2017-08-04 2017-08-04 Pulse receiving circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710662360.1A CN107370483A (en) 2017-08-04 2017-08-04 Pulse receiving circuit

Publications (1)

Publication Number Publication Date
CN107370483A true CN107370483A (en) 2017-11-21

Family

ID=60310332

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710662360.1A Withdrawn CN107370483A (en) 2017-08-04 2017-08-04 Pulse receiving circuit

Country Status (1)

Country Link
CN (1) CN107370483A (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100168989A1 (en) * 2007-04-09 2010-07-01 Hau Zhao Control Method and Device For Engine
CN102290994A (en) * 2011-08-11 2011-12-21 广州金升阳科技有限公司 Isolating transmission method of switch power supply and circuit thereof
CN202854225U (en) * 2012-09-03 2013-04-03 杭州莱通科技有限公司 Sinusoidal alternating current voltage zero cross detection circuit
CN103458552A (en) * 2012-05-30 2013-12-18 海洋王照明科技股份有限公司 LED lamp and start control circuit thereof
US20140117212A1 (en) * 2012-10-29 2014-05-01 Renesas Electronics Corporation Semiconductor device
CN104158525A (en) * 2014-08-29 2014-11-19 电子科技大学 Optically-driven IGBT (Insulated Gate Bipolar Translator) device based on single optical fiber power supply and pulse signal transmission
CN204442308U (en) * 2015-03-24 2015-07-01 北京华峰测控技术有限公司 A kind of nothing divides gear to switch the quick edge pulse generating circuit of the program-controlled amplitude of link
CN106788381A (en) * 2017-02-20 2017-05-31 湘潭大学 A kind of switching value input circuit for relay-protection tester
CN206993086U (en) * 2017-08-04 2018-02-09 深圳市嘉昱机电有限公司 Pulse receiving circuit

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100168989A1 (en) * 2007-04-09 2010-07-01 Hau Zhao Control Method and Device For Engine
CN102290994A (en) * 2011-08-11 2011-12-21 广州金升阳科技有限公司 Isolating transmission method of switch power supply and circuit thereof
CN103458552A (en) * 2012-05-30 2013-12-18 海洋王照明科技股份有限公司 LED lamp and start control circuit thereof
CN202854225U (en) * 2012-09-03 2013-04-03 杭州莱通科技有限公司 Sinusoidal alternating current voltage zero cross detection circuit
US20140117212A1 (en) * 2012-10-29 2014-05-01 Renesas Electronics Corporation Semiconductor device
CN104158525A (en) * 2014-08-29 2014-11-19 电子科技大学 Optically-driven IGBT (Insulated Gate Bipolar Translator) device based on single optical fiber power supply and pulse signal transmission
CN204442308U (en) * 2015-03-24 2015-07-01 北京华峰测控技术有限公司 A kind of nothing divides gear to switch the quick edge pulse generating circuit of the program-controlled amplitude of link
CN106788381A (en) * 2017-02-20 2017-05-31 湘潭大学 A kind of switching value input circuit for relay-protection tester
CN206993086U (en) * 2017-08-04 2018-02-09 深圳市嘉昱机电有限公司 Pulse receiving circuit

Similar Documents

Publication Publication Date Title
CN104541450A (en) Receiver having a wide common mode input range
CN106451393B (en) Optical module
CN206993086U (en) Pulse receiving circuit
EP2618485A1 (en) Multi-threshold comparison circuit
CN103888093B (en) Common-mode level reset circuit for differential signals
CN203984266U (en) A kind of high-voltage switch power supply
CN107370483A (en) Pulse receiving circuit
CN110502092B (en) Power supply circuit and electronic equipment
US10270538B2 (en) Individual DC and AC current shunting in optical receivers
CN108769873B (en) Signal switching circuit and electronic equipment
CN108270199B (en) Output overvoltage protection circuit
CN106657860B (en) A kind of video extender, its control method and coaxial view control transmitting device
CN100454967C (en) Video signal output circuit, and electronic device using the circuit
CN116248093A (en) High-voltage level shift module and gate driving circuit
CN209982379U (en) Control circuit
CN203434951U (en) Wide voltage pulse reception isolated circuit
CN107565954B (en) Passive shaping circuit
CN103424598B (en) Inversion system output voltage detecting circuit and inversion system
CN208971372U (en) Driving circuit applied to DC-DC converter
CN108762365B (en) Output-isolated PWM-controllable constant current source circuit
CN105306044B (en) A kind of filter circuit that signal is completely isolated
DE3233728A1 (en) Circuit arrangement for suppressing the signal components generated from constant light in infrared receivers
CN106953629A (en) Isolated form digital input circuit
CN104038186A (en) Retardation comparator
CN204559531U (en) PWM type equipment and output power limit circuit thereof

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication

Application publication date: 20171121

WW01 Invention patent application withdrawn after publication