CN207817562U - A kind of more power supply electrifying monitor circuit structures - Google Patents
A kind of more power supply electrifying monitor circuit structures Download PDFInfo
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- CN207817562U CN207817562U CN201721829176.3U CN201721829176U CN207817562U CN 207817562 U CN207817562 U CN 207817562U CN 201721829176 U CN201721829176 U CN 201721829176U CN 207817562 U CN207817562 U CN 207817562U
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Abstract
A kind of more power supply electrifying monitor circuit structures, including voltage reference module, analog power power on monitoring module, Digital Logic power supply electrifying monitoring module and high drive power supply electrifying monitoring module, hex inverter (148), the 7th phase inverter (149), nor gate (151).Voltage reference module, analog power power on the input terminal that hex inverter (148) are connected after monitoring module is sequentially connected, Digital Logic power supply electrifying monitoring module connects the input terminal of the 7th phase inverter (149), the output end of hex inverter (148) and the 7th phase inverter (149) output end merge into the input terminal of one end connection nor gate, and the output end of nor gate connects high drive power supply electrifying monitoring module.Only there are three power on monitoring enable signal it is normal when, circuit can just enter normal operating conditions, otherwise circuit is in always forbids output driving state, it is ensured that circuit in power up remote-control romote-sensing part will not false triggering wrong drive signal occurs, lead to the system failure.
Description
Technical field
The utility model is related to a kind of more power supply electrifying monitor circuit structures, especially more power supply electrifying monitoring remote control outputs
Driving pulse protects circuit.
Background technology
Partial circuit needs more power works that could realize specific circuit function, whens more power works to ensure it is each solely
The key function that vertical power supply voltage reaches circuit behind safety operation area could work normally.At present in monolithic integrated optical circuit
In, normal power supplies monitoring is resetted using RC or electric resistance partial pressure detects supply voltage, and circuit safety workspace determines heavy dependence
In working process parameter, error is larger, and monitoring voltage error is larger and larger with power supply electrifying velocity-dependent so that circuit
Reliability and yield rate are greatly lowered, it is difficult to meet the highly reliable application demand under complex environment.
Utility model content
The utility model solve the technical issues of be：Overcome the deficiencies of the prior art and provide a kind of more power supply electrifying monitoring
Circuit structure solves conventional power source and monitors circuit due to depending critically upon working process parameter, and error is larger, and monitoring voltage misses
Difference is larger and larger with power supply electrifying velocity-dependent so that the problem of reliability and yield rate of circuit are greatly lowered.
The technical solution of the utility model is：
A kind of more power supply electrifying monitor circuit structures, including：Voltage reference module, analog power power on monitoring module, number
Word logic power powers on monitoring module and high drive power supply electrifying monitoring module, hex inverter, the 7th phase inverter or non-
Door；
Voltage reference module, analog power power on the input terminal that hex inverter is connected after monitoring module is sequentially connected, number
Word logic power powers on the input terminal that monitoring module connects the 7th phase inverter, and the output end of hex inverter and the 7th phase inverter are defeated
Outlet merges into the input terminal of one end connection nor gate, and the output end of nor gate connects high drive power supply electrifying monitoring module,
High drive power supply electrifying monitoring module is output to the outside enable signal.
The voltage reference module includes：NPN pipe NPN1, NPN pipes NPN2, resistance R5, resistance R6, resistance R7, resistance R8,
Resistance R9, the first amplifier and the second amplifier；
NPN pipe NPN1 collectors connect external power supply, and NPN pipe NPN1 base stages connect the positive input terminal and the second amplifier of the first amplifier
Output end, one end of NPN pipe NPN1 emitter connecting resistances R7 and amplifier negative terminal, the positive input terminal connecting resistance R8 mono- of the second amplifier
End, one end of the negative input end connecting resistance R7 of the second amplifier, the other end ground connection of resistance R7；NPN pipe NPN2 collectors connect outside
Power supply, NPN pipe NPN2 base stages connect the positive input of the first amplifier, the one end NPN pipe NPN2 emitter connecting resistance R5, the resistance R5 other ends
Connect the one end resistance R8 and the second amplifier positive input terminal, resistance R8 other ends ground connection；First amplifier negative input end connecting resistance R6's
One end of one end and resistance R9, it is defeated that the other end parallel connection of the first amplifier output end and resistance R6 to analog power powers on monitoring module
Go out reference voltage, the other end ground connection of resistance R9.
The analog power powers on monitoring module：PMOS tube MP1, PMOS tube MP2, PMOS tube MP3, PMOS tube
MP14, NMOS tube MN5, NMOS tube MN6, NMOS tube MN7, metal-oxide-semiconductor MN8, NMOS tube MN9, the first phase inverter and the second phase inverter；
The source electrode of PMOS tube MP1 connects the source level of external power supply and PMOS tube MP3, PMOS tube MP1 grid receiving voltage benchmark
The reference voltage of module input, PMOS tube MP1 drain electrodes connect the drain electrode of PMOS tube MP14, the drain electrode of NMOS tube MN8, NMOS tube respectively
The grid of the drain electrode and NMOS tube MN7 of the grid and NMOS tube MN5 of MN5, has also connect the input terminal of the second phase inverter；PMOS tube
The grid of MP14 has connect the drain electrode of PMOS tube MP3, the drain electrode of NMOS tube MN7, the input terminal of the first phase inverter, NMOS tube respectively
The grid of MN9, the grid of PMOS tube MP2；The source electrode of PMOS tube MP14 has connect the grid and NMOS tube MN9 of NMOS tube MN8 respectively
Drain electrode；The source electrode of NMOS tube MN9 is grounded；The source electrode of NMOS tube MN8 is grounded；The source electrode of NMOS tube MN5 is grounded；Second phase inverter
Output termination NMOS tube MN6 grid grade；The source electrode of PMOS tube MP2 connects power supply, and the drain electrode of PMOS tube MP2 connects PMOS tube respectively
The drain electrode of the grid, NMOS tube MN6 of MP3；The source electrode of NMOS tube MN6 is grounded；The source electrode of NMOS tube MN7 is grounded；First phase inverter
Output end to Digital Logic power supply electrifying monitoring module export enable signal.
The Digital Logic power supply electrifying monitoring module includes：PMOS tube MP5, PMOS tube MP6, PMOS tube MP7, PMOS tube
MP8, third phase inverter, the 4th phase inverter, the 5th phase inverter；
PMOS tube MP5 source electrodes connect W external power supplies, and the grid of PMOS tube MP5 and drain electrode link together and PMOS tube MP6's
Source electrode connects；The grid of PMOS tube MP6 links together with drain electrode and is connected with the source electrode of PMOS tube MP7；PMOS tube MP7 grids connect
Ground, PMOS tube MP7 drain electrode be separately connected the drain electrode of PMOS tube MP8, the input terminal of third phase inverter, capacitance C1 anode, PMOS
The grid of pipe and the cathode of capacitance C1 link together ground connection；The source electrode of PMOS tube MP8 connects external power supply, the grid of PMOS tube MP8
Pole connects output and the input terminal of the 4th phase inverter of third phase inverter respectively；Input the 4th phase inverter of termination of 5th phase inverter
Output end；The output end of 5th phase inverter exports enable signal to high drive power supply electrifying monitoring module.
The high drive power supply electrifying monitoring module includes：Resistance R12, resistance R13, resistance R14, resistance R15, resistance
R16, resistance R17, resistance R18, resistance R19, resistance R20, PMOS tube MP4, PMOS tube MP9, PMOS tube MP10, PMOS tube
MP11, PMOS tube MP12, PMOS tube MP13, NMOS tube MN1, NMOS tube MN2, NMOS tube MN3；
Resistance R12 mono- terminates external power supply, the source electrode of another termination PMOS tube MP4 of resistance R12；Resistance R13 mono- terminates outer
Portion's power supply, the source electrode of another termination PMOS tube MP10 of resistance R13；The grid of PMOS tube MP4 and drain electrode connect together and connect respectively
One end of the grid and resistance R14 of PMOS tube MP10；The other end of resistance R14 is grounded；The drain electrode of PMOS tube MP10 connects PMOS tube
The source electrode of MP11；The grid reception analog power of PMOS tube MP11 powers on monitoring module and digital logic power powers on monitoring module
Input enable signal, the grid of PMOS tube MP11 drain electrode one end and NMOS tube MN3 of connecting resistance R15 respectively；Resistance R15's
The other end is grounded；A termination external power supply of resistance R16, the source electrode of another termination PMOS tube MP12 of resistance R16, resistance R17
A termination power, the source electrode of another termination PMOS tube MP13 of resistance R17；A termination power of resistance R18, resistance R18 are another
The source electrode of one termination PMOS tube MP9；The grid of PMOS tube MP12 and drain electrode, which link together, is separately connected the grid of PMOS tube MP13
Pole, the grid of PMOS tube MP9 and resistance R19 one end；The negativing ending grounding of resistance R19；The drain electrode of PMOS tube MP13 respectively and
The drain and gate of NMOS tube MN1 links together；The source electrode of NMOS tube MN1 meets the grid of NMOS tube MN2, resistance R20 respectively
One end；The other end of resistance R20 is grounded；The source electrode of NMOS tube MN2 connects the drain electrode of NMOS tube MN3；The drain electrode of NMOS tube MN3 connects
Ground；The drain electrode of PMOS tube MP9 and the drain electrode parallel connection of NMOS tube MN2 are output to the outside enable signal.
The reference voltage of the voltage reference module output is 2.5V.
The advantageous effect of the utility model compared with prior art is：
1) analog power for using included voltage reference powers on monitoring technology, and RC resets digital power and powers on monitoring skill
Art, current detecting level compare high pressure driving power and power on monitoring technology；More circuits power on combination monitoring technology；
2) piezoelectric voltage in difference is solved when more power circuits power on, traditional circuit can not in power-up speeds and electrifying timing sequence
Driving in the power up of solution misses output problem；
3) this structure realizes that power supply electrifying resets in such a way that independent current source monitors and RC resets, and efficiently solves existing
There is the monitoring of custom circuit single supply, can not solve the problems, such as the electrifying timing sequence of more power circuits.It can effectively avoid due to different electricity
Source powers on order and circuit erroneous action caused by power-on time difference, is effectively improved the validity of circuit system application.
Description of the drawings
Fig. 1 is voltage reference module；
Fig. 2 is that analog power powers on monitoring module；
Fig. 3 is Digital Logic power supply electrifying monitoring module；
Fig. 4 is high drive power supply electrifying monitoring module；
Fig. 5 is more power supply electrifying monitoring remote control output driving pulse protection circuits.
Specific implementation mode
There is analog power to power on monitoring work(for more power supply electrifying monitoring remote control output driving pulse protection circuits, the circuit
Can, digital power powers on monitoring function, and high drive power supply electrifying monitoring function can meet remote-control romote-sensing circuit in complicated power supply
The errorless output of remote signal in power up, it is ensured that the reliability of remote-control romote-sensing circuit.It is suitable that there are the circuit multiple power sources to power on
Sequence, more power supply electrifying functional reliabilities under a variety of power-up speeds and supply voltage combination condition have that response is fast, probability of malfunction
It is low, the high feature of safety redundancy.Meet the requirement of remote control telemetering system work.Can wide popularization and application supplied in all kinds of more power supplys
In the circuit of electricity (power type is more than or equal to 3), reduces circuit output and drive false triggering, malfunction risk, effectively improve power supply
Circuit reliability in power up.
As shown in figure 5, being the overall circuit figure of the utility model, the i.e. citation form of the utility model.Fig. 1 is 2.5V electricity
Base modules, reference circuit output 2.5V reference voltages are pressed to power on monitoring module for analog power and provide bias voltage.Fig. 2
Analog power output powers on monitoring circuit, and analog power, which powers on monitoring module, has voltage detecting comparing function, passes through voltage base
Standard generates supply voltage and compares electric current, and the pressure drop generated on sample resistance and supply voltage detection intrinsic standoff ratio are made comparisons, to
Accurate monitoring circuit power power up, output signal be in electric process on the supply voltage it is first low after high monitoring signal, really
It protects circuit when analog power voltage is not up to safety operation area and is in reset state always；Fig. 3 supervises for Digital Logic power supply electrifying
Module is controlled, is generated by conventional RC reset circuits.Analog power powers on monitoring output and digital logic power power on monitoring signal with
Mutually with relationship control the logic of digital logic portion and export, after ensureing that external analog power supply and digital logic power are normal,
Digital Logic exports enable signal.Fig. 4 is high drive power supply electrifying monitoring module, is produced by measure voltage ＆ current comparison circuit
Raw high drive power supply electrifying monitoring signal, which powers on monitoring signal with simulation and the monitoring of Digital Logic power supply electrifying is believed
Number phase with generate high drive and power on the enabled control signal of monitoring.Digital Logic powers in monitoring signal and high drive power supply
Electric monitoring signal phase exports enable signal with remote control output control logic is generated, it is ensured that more each branch power supplys of power circuit are normal
Remote control output afterwards can just have signal output, avoid remote signal false triggering in power up, and accidentally driving causes the system failure.
2.5V a reference sources are that analog power generates supply voltage detection reference level signal, when analog power voltage reaches in advance
Behind the safety operation area of setting, when comparator judges that analog power voltage value is higher than reference level value, comparator output
It is high level that analog power, which powers on monitoring signal VCCA_POR, shows that analog power powers on normally at this time, on Digital Logic power supply
Electric monitor mode powers on monitoring structure using RC resets, VCC_POR by it is low jump be high when show that Digital Logic power supply electrifying is normal,
The monitoring of high drive power supply electrifying monitors input high drive power supply using the current source comparator of sampling power input voltage
Voltage, when input supply voltage is normal, high drive power supply electrifying monitoring signal VDDH_POR signals export high level.This is distant
Drive part power supply monitoring level signal is controlled also to believe with analog power monitoring signal VCCA_POR and Digital Logic Power Supply Monitoring
Number VCC_POR correlations are remotely controlled driving power monitoring signal only when being both high level and normal high drive power supply
VDDH_POR just exports high level, and remote control drive control logic is allowed to send out drive signal.Otherwise, when VDDH_POR is low,
Driving circuit output end will not send out any high level drive signal, it is ensured that when multiple power supplies power on circuit will not false triggering, accidentally
Driving.At the same time, VCCA_POR and number VCC_POR also controls digital logic portion and believes to the input of telemetering drive part
Number, only when VCCA_POR and VCC_POR are all high, Digital Logic could send out drive pulse signal to drive part.It is no
Then, driving pulse input signal is prohibited, and permanent high voltage remote control output is low level.
It is controlled by the combination of more power supply electrifying monitoring signals, it is ensured that when multi-power system powers on, crucial high voltage power supply
Remote control pulse signal is in output prohibited state, it is ensured that exports as low level, ensure that during system electrification at output
In controllable state, will not export mess code causes seriously to control failure.
A kind of more power supply electrifying monitor circuit structures, including：Voltage reference module, analog power power on monitoring module, number
Word logic power power on monitoring module and high drive power supply electrifying monitoring module, hex inverter 148, the 7th phase inverter 149,
Nor gate；
Voltage reference module, analog power power on the input terminal that hex inverter 148 is connected after monitoring module is sequentially connected,
Digital Logic power supply electrifying monitoring module connects the input terminal of the 7th phase inverter 149, the output end of hex inverter 148 and the 7th
149 output end of phase inverter merges into the input terminal of one end connection nor gate, and the output end of nor gate connects on high drive power supply
Electric monitoring module.
The voltage reference module includes：NPN pipe NPN1, NPN pipes NPN2, resistance R5, resistance R6, resistance R7, resistance R8,
Resistance R9, the first amplifier 103 and the second amplifier 104；
NPN pipe NPN1 collectors connect external power supply, and NPN pipe NPN1 base stages connect the positive input terminal and second of the first amplifier 103
The output end of amplifier 104,104 negative terminal of one end and amplifier of NPN pipe NPN1 emitter connecting resistances R7, the second amplifier 104 it is just defeated
Enter the one end terminating resistor R8, one end of the negative input end connecting resistance R7 of the second amplifier 104, the other end ground connection of resistance R7；NPN is managed
NPN2 collectors connect external power supply, and NPN pipe NPN2 base stages connect the positive input of the first amplifier 103, NPN pipe NPN2 emitter connecting resistances
The one end R5, the resistance R5 other ends connect the one end resistance R8 and 104 positive input terminal of the second amplifier, resistance R8 other ends ground connection；First
One end of one end and resistance R9 of 103 negative input end connecting resistance R6 of amplifier, the other end of the first amplifier 103 output end and resistance R6
Parallel connection powers on monitoring module output reference voltage, the other end ground connection of resistance R9 to analog power.
The analog power powers on monitoring module：PMOS tube MP1, PMOS tube MP2, PMOS tube MP3, PMOS tube
MP14, NMOS tube MN5, NMOS tube MN6, NMOS tube MN7, metal-oxide-semiconductor MN8, NMOS tube MN9, the first phase inverter 120 and the second reverse phase
Device 121；
The source electrode of PMOS tube MP1 connects the source level of external power supply and PMOS tube MP3, PMOS tube MP1 grid receiving voltage benchmark
The reference voltage of module input, PMOS tube MP1 drain electrodes connect the drain electrode of PMOS tube MP14, the drain electrode of NMOS tube MN8, NMOS tube respectively
The grid of the drain electrode and NMOS tube MN7 of the grid and NMOS tube MN5 of MN5, has also connect the input terminal of the second phase inverter 121；
The grid of PMOS tube MP14 has connect the drain electrode of PMOS tube MP3, the drain electrode of NMOS tube MN7, the input of the first phase inverter 120 respectively
It holds, the grid of the grid of NMOS tube MN9, PMOS tube MP2；The source electrode of PMOS tube MP14 connect respectively NMOS tube MN8 grid and
The drain electrode of NMOS tube MN9；The source electrode of NMOS tube MN9 is grounded；The source electrode of NMOS tube MN8 is grounded；The source electrode of NMOS tube MN5 is grounded；
The grid grade of the output termination NMOS tube MN6 of second phase inverter 121；The source electrode of PMOS tube MP2 connects power supply, the drain electrode of PMOS tube MP2
The drain electrode of the grid, NMOS tube MN6 of PMOS tube MP3 is connect respectively；The source electrode of NMOS tube MN6 is grounded；The source electrode of NMOS tube MN7 connects
Ground；The output end of first phase inverter 120 exports enable signal to Digital Logic power supply electrifying monitoring module.
The Digital Logic power supply electrifying monitoring module includes：PMOS tube MP5, PMOS tube MP6, PMOS tube MP7, PMOS tube
MP8, third phase inverter 145, the 4th phase inverter 146, the 5th phase inverter 147；
PMOS tube MP5 source electrodes connect W external power supplies, and the grid of PMOS tube MP5 and drain electrode link together and PMOS tube MP6's
Source electrode connects；The grid of PMOS tube MP6 links together with drain electrode and is connected with the source electrode of PMOS tube MP7；PMOS tube MP7 grids connect
Ground, PMOS tube MP7 drain electrode be separately connected the drain electrode of PMOS tube MP8, the input terminal of third phase inverter 145, capacitance C1 anode,
The grid of PMOS tube 143 and the cathode of capacitance C1 link together ground connection；The source electrode of PMOS tube MP8 connects external power supply, PMOS tube
The grid of MP8 connects output and the input terminal of the 4th phase inverter 146 of third phase inverter 145 respectively；The input of 5th phase inverter 147
Terminate the output end of the 4th phase inverter 146；The output end of 5th phase inverter 147 is exported to high drive power supply electrifying monitoring module
Enable signal.
The high drive power supply electrifying monitoring module includes：Resistance R12, resistance R13, resistance R14, resistance R15, resistance
R16, resistance R17, resistance R18, resistance R19, resistance R20, PMOS tube MP4, PMOS tube MP9, PMOS tube MP10, PMOS tube
MP11, PMOS tube MP12, PMOS tube MP13, NMOS tube MN1, NMOS tube MN2, NMOS tube MN3；
Resistance R12 mono- terminates external power supply, the source electrode of another termination PMOS tube MP4 of resistance R12；Resistance R13 mono- terminates outer
Portion's power supply, the source electrode of another termination PMOS tube MP10 of resistance R13；The grid of PMOS tube MP4 and drain electrode connect together and connect respectively
One end of the grid and resistance R14 of PMOS tube MP10；The other end of resistance R14 is grounded；The drain electrode of PMOS tube MP10 connects PMOS tube
The source electrode of MP11；The grid reception analog power of PMOS tube MP11 powers on monitoring module and digital logic power powers on monitoring module
Input enable signal, the grid of PMOS tube MP11 drain electrode one end and NMOS tube MN3 of connecting resistance R15 respectively；Resistance R15's
The other end is grounded；A termination external power supply of resistance R16, the source electrode of another termination PMOS tube MP12 of resistance R16, resistance R17
A termination power, the source electrode of another termination PMOS tube MP13 of resistance R17；A termination power of resistance R18, resistance R18 are another
The source electrode of one termination PMOS tube MP9；The grid of PMOS tube MP12 and drain electrode, which link together, is separately connected the grid of PMOS tube MP13
Pole, the grid of PMOS tube MP9 and resistance R19 one end；The negativing ending grounding of resistance R19；The drain electrode of PMOS tube MP13 respectively and
The drain and gate of NMOS tube MN1 links together；The source electrode of NMOS tube MN1 meets the grid of NMOS tube MN2, resistance R20 respectively
One end；The other end of resistance R20 is grounded；The source electrode of NMOS tube MN2 connects the drain electrode of NMOS tube MN3；The drain electrode of NMOS tube MN3 connects
Ground；The drain electrode of PMOS tube MP9 and the drain electrode parallel connection of NMOS tube MN2 are output to the outside enable signal.
The reference voltage of the voltage reference module output is 2.5V.
The content not being described in detail in the utility model specification belongs to the known technology of professional and technical personnel in the field.
Claims (6)
1. a kind of more power supply electrifying monitor circuit structures, which is characterized in that including：Voltage reference module, analog power power on prison
Control module, Digital Logic power supply electrifying monitoring module and high drive power supply electrifying monitoring module, hex inverter (148), the
Seven phase inverters (149), nor gate；
Voltage reference module, analog power power on the input terminal that hex inverter (148) are connected after monitoring module is sequentially connected, number
Word logic power powers on the input terminal that monitoring module connects the 7th phase inverter (149), the output end of hex inverter (148) and the
Seven phase inverters (149) output end merges into the input terminal of one end connection nor gate, the output end connection high drive electricity of nor gate
Source powers on monitoring module, and high drive power supply electrifying monitoring module is output to the outside enable signal.
2. a kind of more power supply electrifying monitor circuit structures according to claim 1, which is characterized in that the voltage reference mould
Block includes：NPN pipe NPN1, NPN pipes NPN2, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, the first amplifier (103) and
Second amplifier (104)；
NPN pipe NPN1 collectors connect external power supply, and NPN pipe NPN1 base stages connect the positive input terminal and the second fortune of the first amplifier (103)
The output end of (104), one end of NPN pipe NPN1 emitter connecting resistances R7 and amplifier (104) negative terminal are put, the second amplifier (104)
The one end positive input terminal connecting resistance R8, one end of the negative input end connecting resistance R7 of the second amplifier (104), another termination of resistance R7
Ground；NPN pipe NPN2 collectors connect external power supply, and NPN pipe NPN2 base stages connect the positive input of the first amplifier (103), NPN pipes NPN2 hairs
The one end emitter-base bandgap grading connecting resistance R5, the resistance R5 other ends connect the one end resistance R8 and the second amplifier (104) positive input terminal, resistance R8 are another
End ground connection；One end of one end and resistance R9 of the first amplifier (103) negative input end connecting resistance R6, the first amplifier (103) output end
Other end parallel connection with resistance R6 powers on monitoring module output reference voltage, the other end ground connection of resistance R9 to analog power.
3. a kind of more power supply electrifying monitor circuit structures according to claim 1, which is characterized in that on the analog power
Electric monitoring module includes：PMOS tube MP1, PMOS tube MP2, PMOS tube MP3, PMOS tube MP14, NMOS tube MN5, NMOS tube MN6,
NMOS tube MN7, metal-oxide-semiconductor MN8, NMOS tube MN9, the first phase inverter (120) and the second phase inverter (121)；
The source electrode of PMOS tube MP1 connects the source level of external power supply and PMOS tube MP3, PMOS tube MP1 grid receiving voltage base modules
The reference voltage of input, PMOS tube MP1 drain electrodes meet the drain electrode of PMOS tube MP14, the drain electrode of NMOS tube MN8, NMOS tube MN5 respectively
Grid and NMOS tube MN5 drain electrode and NMOS tube MN7 grid, also connect the input terminal of the second phase inverter (121)；PMOS
The grid of pipe MP14 connect respectively the drain electrode of PMOS tube MP3, the drain electrode of NMOS tube MN7, the first phase inverter (120) input terminal,
The grid of NMOS tube MN9, the grid of PMOS tube MP2；The source electrode of PMOS tube MP14 has connect the grid and NMOS of NMOS tube MN8 respectively
The drain electrode of pipe MN9；The source electrode of NMOS tube MN9 is grounded；The source electrode of NMOS tube MN8 is grounded；The source electrode of NMOS tube MN5 is grounded；Second
The grid grade of the output termination NMOS tube MN6 of phase inverter (121)；The source electrode of PMOS tube MP2 connects power supply, the drain electrode point of PMOS tube MP2
The drain electrode of the grid, NMOS tube MN6 of PMOS tube MP3 is not connect；The source electrode of NMOS tube MN6 is grounded；The source electrode of NMOS tube MN7 is grounded；
The output end of first phase inverter (120) exports enable signal to Digital Logic power supply electrifying monitoring module.
4. a kind of more power supply electrifying monitor circuit structures according to claim 1, which is characterized in that the Digital Logic electricity
Source powers on monitoring module：PMOS tube MP5, PMOS tube MP6, PMOS tube MP7, PMOS tube MP8, third phase inverter (145),
Four phase inverters (146), the 5th phase inverter (147)；
PMOS tube MP5 source electrodes connect W external power supplies, the source electrode that the grid of PMOS tube MP5 and drain electrode link together with PMOS tube MP6
Connection；The grid of PMOS tube MP6 links together with drain electrode and is connected with the source electrode of PMOS tube MP7；PMOS tube MP7 grounded-grids,
PMOS tube MP7 drain electrode be separately connected the drain electrode of PMOS tube MP8, the input terminal of third phase inverter (145), capacitance C1 anode,
The grid of PMOS tube (143) and the cathode of capacitance C1 link together ground connection；The source electrode of PMOS tube MP8 meets external power supply, PMOS
The grid of pipe MP8 connects the input terminal of the output and the 4th phase inverter (146) of third phase inverter (145) respectively；5th phase inverter
(147) input terminates the output end of the 4th phase inverter (146)；The output end of 5th phase inverter (147) is to high drive power supply
Power on monitoring module output enable signal.
5. a kind of more power supply electrifying monitor circuit structures according to claim 1, which is characterized in that the high drive electricity
Source powers on monitoring module：Resistance R12, resistance R13, resistance R14, resistance R15, resistance R16, resistance R17, resistance R18, electricity
Hinder R19, resistance R20, PMOS tube MP4, PMOS tube MP9, PMOS tube MP10, PMOS tube MP11, PMOS tube MP12, PMOS tube
MP13, NMOS tube MN1, NMOS tube MN2, NMOS tube MN3；
Resistance R12 mono- terminates external power supply, the source electrode of another termination PMOS tube MP4 of resistance R12；Resistance R13 mono- terminates external electrical
Source, the source electrode of another termination PMOS tube MP10 of resistance R13；The grid of PMOS tube MP4 and drain electrode connect together connects PMOS tube respectively
One end of the grid and resistance R14 of MP10；The other end of resistance R14 is grounded；The drain electrode of PMOS tube MP10 connects PMOS tube MP11's
Source electrode；The grid of PMOS tube MP11 receives the input that analog power powers on monitoring module and digital logic power powers on monitoring module
Enable signal, the grid of PMOS tube MP11 drain electrode one end and NMOS tube MN3 of connecting resistance R15 respectively；The other end of resistance R15
Ground connection；A termination external power supply of resistance R16, the source electrode of another termination PMOS tube MP12 of resistance R16, one end of resistance R17
Connect power supply, the source electrode of another termination PMOS tube MP13 of resistance R17；A termination power of resistance R18, another terminations of resistance R18
The source electrode of PMOS tube MP9；The grid of PMOS tube MP12 and drain electrode link together the grid for being separately connected PMOS tube MP13, PMOS
One end of the grid and resistance R19 of pipe MP9；The negativing ending grounding of resistance R19；The drain electrode of PMOS tube MP13 respectively with NMOS tube MN1
Drain and gate link together；The source electrode of NMOS tube MN1 connects one end of the grid of NMOS tube MN2, resistance R20 respectively；Electricity
Hinder the other end ground connection of R20；The source electrode of NMOS tube MN2 connects the drain electrode of NMOS tube MN3；The grounded drain of NMOS tube MN3；PMOS tube
The drain electrode of MP9 and the drain electrode parallel connection of NMOS tube MN2 are output to the outside enable signal.
6. according to claim 1-5 it is one of arbitrary described in a kind of more power supply electrifying monitor circuit structures, it is characterised in that：It is described
The reference voltage of voltage reference module output is 2.5V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721829176.3U CN207817562U (en) | 2017-12-22 | 2017-12-22 | A kind of more power supply electrifying monitor circuit structures |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721829176.3U CN207817562U (en) | 2017-12-22 | 2017-12-22 | A kind of more power supply electrifying monitor circuit structures |
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| Publication Number | Publication Date |
|---|---|
| CN207817562U true CN207817562U (en) | 2018-09-04 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110244636A (en) * | 2019-06-25 | 2019-09-17 | 北京机械设备研究所 | A kind of dual power supply on-off control circuit for servo-system |
| CN113448413A (en) * | 2021-08-30 | 2021-09-28 | 辰芯科技有限公司 | Power-on reset device, power-on reset method, computer device and readable storage medium |
| CN113746460A (en) * | 2021-08-19 | 2021-12-03 | 北京中科胜芯科技有限公司 | Multi-power-supply power-on reset circuit |
| WO2024036725A1 (en) * | 2022-08-19 | 2024-02-22 | 长鑫存储技术有限公司 | Monitoring circuit and storage system |
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2017
- 2017-12-22 CN CN201721829176.3U patent/CN207817562U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110244636A (en) * | 2019-06-25 | 2019-09-17 | 北京机械设备研究所 | A kind of dual power supply on-off control circuit for servo-system |
| CN113746460A (en) * | 2021-08-19 | 2021-12-03 | 北京中科胜芯科技有限公司 | Multi-power-supply power-on reset circuit |
| CN113448413A (en) * | 2021-08-30 | 2021-09-28 | 辰芯科技有限公司 | Power-on reset device, power-on reset method, computer device and readable storage medium |
| CN113448413B (en) * | 2021-08-30 | 2021-11-30 | 辰芯科技有限公司 | Power-on reset device, power-on reset method, computer device and readable storage medium |
| WO2024036725A1 (en) * | 2022-08-19 | 2024-02-22 | 长鑫存储技术有限公司 | Monitoring circuit and storage system |
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