CN106487212B - A kind of power control circuit powered on that is delayed - Google Patents
A kind of power control circuit powered on that is delayed Download PDFInfo
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- CN106487212B CN106487212B CN201611177238.7A CN201611177238A CN106487212B CN 106487212 B CN106487212 B CN 106487212B CN 201611177238 A CN201611177238 A CN 201611177238A CN 106487212 B CN106487212 B CN 106487212B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/36—Means for starting or stopping converters
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/28—Modifications for introducing a time delay before switching
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0083—Converters characterised by their input or output configuration
- H02M1/009—Converters characterised by their input or output configuration having two or more independently controlled outputs
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Direct Current Feeding And Distribution (AREA)
Abstract
The present invention provides a kind of power control circuits for being delayed and powering on, including power circuit, delay circuit and output circuit, the power circuit realizes decompression using transformer T1, power circuit input terminal connects external voltage, power circuit output end includes vdd voltage output end, D5V voltage output end and control output end, control output end connects delay circuit, and vdd voltage output end connects output circuit.Delay power supply, fast response time and stability height are realized using the Hard link of electronic component.
Description
Technical field
The present invention relates to a kind of power circuit, specifically a kind of power control circuit powered on that is delayed.
Background technique
In certain application fields, it is sometimes necessary to by giving specified control power supply after certain delay after powering on
The circuit powered on, this just needs to carry out time control to power supply, such as in high-pressure sodium, Metal halogen lamp dispatch control system, due to
Power transmission again after instant cut-off, filament is in the state that turns white-hot at this time, at this time again to filament power transmission can expensive damage filament longevity
Life, therefore the regular hour that is delayed is needed after power supply system instant cut-off has recovery power transmission, after making filament pre-cooling abundant again
It is powered on to filament.Traditional delay electrification circuit is that MCU system first powers on, and MCU carries out delay calculating by software program, so
The part power transmission that output signal driving is powered on after needing afterwards, such method are based on software realization, and response speed is slow and is easy failure.
Summary of the invention
To solve the above-mentioned problems, the present invention provides a kind of power control circuit for being delayed and powering on, electronics member device is utilized
The Hard link of part realizes delay power supply, fast response time and stability height.
The invention adopts the following technical scheme: a kind of power control circuit powered on that is delayed, which is characterized in that including power supply
Circuit, delay circuit and output circuit, the power circuit realize decompression, the connection of power circuit input terminal using transformer T1
External voltage, power circuit output end include vdd voltage output end, D5V voltage output end and control output end, control output end
Delay circuit is connected, vdd voltage output end connects output circuit.
Further, the power circuit includes transformer T1, rectifier BD1, rectifier BD2, rectifier BD1 second
Pin connects mono- fixing end of slide rheostat RT1, another fixes termination VAIN to slide rheostat RT1, and slide rheostat RT1 is slided
Moved end connects rectifier BD2 third pin, and rectifier BD1 third pin connects mono- fixing end of slide rheostat RT2, slide rheostat
Another fixes termination VBIN, slide rheostat RT2 sliding termination rectifier BD2 third pin to RT2, and rectifier BD2 second draws
Foot connects mono- fixing end of slide rheostat RT3, another fixes termination VCIN to slide rheostat RT3, and slide rheostat RT2 is slided
Rectifier BD2 third pin is terminated, rectifier BD2 third pin connects N line, the first pin of rectifier BD1, rectifier BD2 first
Pin meets V300, and the 4th pin of rectifier BD1, the 4th pin of rectifier BD2 meet G300V；
The 8th input terminal of transformer T1 is separately connected V300, zener diode D3 cathode, the one end resistance R2, resistance R1 mono-
End, polar capacitor C7 anode, zener diode D3 anode connect diode D4 cathode by resistance R4, and diode D4 anode connects transformation
The 6th input terminal of device T1, the resistance R2 other end can connect zener diode by the resistance R7, resistance R15, resistance R12 being sequentially connected in series
D6 cathode, zener diode D6 anode meet G300V, and the resistance R2 other end can be by the resistance R7, the resistance R15, electricity that are sequentially connected in series
Resistance R8 connects the pole G of field-effect tube Q1, and the pole G of field-effect tube Q1 connects zener diode D5 cathode, zener diode D5 anode difference
The pole S, the 4th pin of power module U3 of field-effect tube Q1 are connect, the pole D of field-effect tube Q1 meets the 6th input terminal of transformer T1, resistance R1
The other end distinguishes the one end connecting resistance R9, polar capacitor C7 cathode, polar capacitor C11 anode, the resistance R9 other end by resistance R5
C300V is met by resistance R14, polar capacitor C11 cathode meets G300V, and the five, the six, the seven, the 8th pin of power module U3 connects
G300V, power module U3 second pin meet G300V by capacitor C16, and the first pin of power module U3 meets optocoupler U2 the 4th respectively and draws
Foot, triode Q14 emitter, optocoupler U2 third pin, triode Q14 collector meet G300V, and triode Q14 base stage is control
Output end processed, and G300V is connect by resistance R6；
Transformer T1 first exports terminating diode D2 anode, transformer T1 third output end ground connection, diode D2 cathode
The first pin of voltage stabilizing chip U1, polar capacitor C3 anode, polar capacitor C3 cathode ground connection, voltage stabilizing chip U1 second pin are connect respectively
Ground connection, voltage stabilizing chip U1 third pin export VDD, and voltage stabilizing chip U1 third pin connects polar capacitor C4 anode, capacitor C6 respectively
One end, the one end capacitor C70, polar capacitor C71 anode, polar capacitor C72 anode, polar capacitor C4 cathode, the capacitor C6 other end,
The capacitor C70 other end, polar capacitor C71 cathode, polar capacitor C72 cathode are grounded；
Transformer T1 the tenth exports terminating diode D1 anode, and diode D1 cathode connects polar capacitor C1 anode, pole respectively
Property capacitor C55 anode, the one end capacitor C50, the one end resistance R3, the one end inductance L1, polar capacitor C1 cathode, polar capacitor C55 are negative
Pole, the capacitor C50 other end, the resistance R3 other end are grounded, and the inductance L1 other end distinguishes the one end connecting resistance R11, polar capacitor C2
Anode, polar capacitor C56 anode, the one end capacitor C5, polar capacitor C2 cathode, polar capacitor C56 cathode, the capacitor C5 other end are equal
Ground connection, the resistance R11 other end connect the one end capacitor C12, the one end resistance R16, the first pin of amplifier U4 respectively, and resistance R16 is another
End ground connection, the capacitor C12 other end meet amplifier U4 third pin, the one end resistance R10, optocoupler U2 second pin, resistance R10 respectively
The other end, the first pin of optocoupler U2, amplifier U4 second pin are grounded.
Further, power module U3 uses chip TNY276P.
Further, optocoupler U2 uses PC817K.
Further, the delay circuit includes chip U5, and the 12nd pin of chip U5 is separately connected capacitor C10 mono-
End, the one end resistance R24, another termination V12V of resistance R24 another termination G300V, capacitor C10, polar capacitor C8 anode, pressure stabilizing two
Pole pipe D7 cathode, the one end resistance R13, polar capacitor C8 cathode, zener diode D7 anode are grounded, another termination of resistance R13
V300；The tenth one end pin connecting resistance R19 chip U5, the resistance R19 other end connect the one end capacitor C9, the one end resistance R18 respectively, electricity
Holding another the 9th pin of chip termination U5 of C9, the resistance R18 other end connects the 11st pin of chip U5, diode D8 cathode respectively,
Diode D8 anode distinguishes the one end connecting resistance R17, chip U5 third pin, another termination power circuit control output of resistance R17
End.
Preferably, the chip U5 is 14 grades of binary counter/frequency dividers.
Further, the output circuit includes intermediate relay RE1 and A.C. contactor CJ1, intermediate relay RE1
Two fixing ends be separately connected VDD and GND, the movable end of intermediate relay RE1 is separately connected AC_L line and A.C. contactor
Mono- fixing end of CJ1, another fixing end of A.C. contactor CJ1 connect AC_N line, and the movable end connection of A.C. contactor CJ1 is defeated
Cable out.
The beneficial effects of the present invention are: realize delay power supply using the Hard link of electronic component, fast response time and steady
Qualitative height.Delay time can be configured by changing the value of C9, R19, can also be come by adjusting U5-Q1~U5-Q14
Change delay time.
Detailed description of the invention
Fig. 1 is the circuit diagram of power circuit and delay circuit of the present invention.
Specific embodiment
The power control circuit that a kind of delay as shown in Figure 1 powers on, including power circuit, delay circuit and output electricity
Road, the power circuit realize decompression using transformer T1, and power circuit input terminal connects external voltage, power circuit output
End includes vdd voltage output end, D5V voltage output end and control output end, and control output end connects delay circuit, vdd voltage
Output end connects output circuit.
Power circuit includes transformer T1, rectifier BD1, rectifier BD2, and rectifier BD1 second pin connects sliding variable resistance
Mono- fixing end of device RT1, another fixes termination VAIN to slide rheostat RT1, and slide rheostat RT1 slides termination rectifier
BD2 third pin, rectifier BD1 third pin connect mono- fixing end of slide rheostat RT2, and slide rheostat RT2 another consolidates
Fixed end meets VBIN, slide rheostat RT2 sliding termination rectifier BD2 third pin, and rectifier BD2 second pin connects sliding variable resistance
Mono- fixing end of device RT3, another fixes termination VCIN to slide rheostat RT3, and slide rheostat RT2 slides termination rectifier
BD2 third pin, rectifier BD2 third pin connect N line, and the first pin of rectifier BD1, the first pin of rectifier BD2 connect
The 4th pin of V300, rectifier BD1, the 4th pin of rectifier BD2 meet G300V；The 8th input terminal of transformer T1 is separately connected
V300, zener diode D3 cathode, the one end resistance R2, the one end resistance R1, polar capacitor C7 anode, zener diode D3 anode are logical
Cross resistance R4 and connect diode D4 cathode, the 6th input terminal of diode D4 cathode connecting transformer T1, the resistance R2 other end can by according to
Secondary concatenated resistance R7, resistance R15, resistance R12 connect zener diode D6 cathode, and zener diode D6 anode connects G300V, resistance
The R2 other end can meet the pole G of field-effect tube Q1, the G of field-effect tube Q1 by the resistance R7, resistance R15, resistance R8 being sequentially connected in series
Pole connects zener diode D5 cathode, and zener diode D5 anode connects the pole S of field-effect tube Q1, the 4th pin of power module U3 respectively,
The pole D of field-effect tube Q1 connects the 6th input terminal of transformer T1, and the resistance R1 other end distinguishes the one end connecting resistance R9, pole by resistance R5
Property capacitor C7 cathode, polar capacitor C11 anode, the resistance R9 other end meets C300V by resistance R14, and polar capacitor C11 cathode connects
The five, the six, the seven, the 8th pin of G300V, power module U3 meets G300V, and power module U3 second pin is connect by capacitor C16
The first pin of G300V, power module U3 connects the 4th pin of optocoupler U2, triode Q14 emitter, optocoupler U2 third pin, three respectively
Pole pipe Q14 collector meets G300V, and triode Q14 base stage is control output end, and meets G300V by resistance R6；Transformer T1
First output terminating diode D2 anode, transformer T1 third output end ground connection, diode D2 cathode meet voltage stabilizing chip U1 respectively
First pin, polar capacitor C3 anode, polar capacitor C3 cathode ground connection, voltage stabilizing chip U1 second pin ground connection, voltage stabilizing chip U1
Third pin exports VDD, and voltage stabilizing chip U1 third pin connects polar capacitor C4 anode, the one end capacitor C6, capacitor C70 mono- respectively
End, polar capacitor C71 anode, polar capacitor C72 anode, polar capacitor C4 cathode, the capacitor C6 other end, the capacitor C70 other end,
Polar capacitor C71 cathode, polar capacitor C72 cathode are grounded；Transformer T1 the tenth exports terminating diode D1 anode, diode
D1 cathode connects polar capacitor C1 anode, polar capacitor C55 anode, the one end capacitor C50, the one end resistance R3, the one end inductance L1 respectively,
Polar capacitor C1 cathode, polar capacitor C55 cathode, the capacitor C50 other end, the resistance R3 other end are grounded, the inductance L1 other end
The one end connecting resistance R11, polar capacitor C2 anode, polar capacitor C56 anode, the one end capacitor C5 respectively, polar capacitor C2 cathode, pole
Property capacitor C56 cathode, the capacitor C5 other end are grounded, the resistance R11 other end connect respectively the one end capacitor C12, the one end resistance R16,
The first pin of amplifier U4, resistance R16 other end ground connection, the capacitor C12 other end connect amplifier U4 third pin, resistance respectively
The one end R10, optocoupler U2 second pin, the resistance R10 other end, the first pin of optocoupler U2, amplifier U4 second pin are grounded.Its
In, power module U3 uses chip TNY276P, optocoupler U2 to use PC817K.
Delay circuit includes chip U5, and the 12nd pin of chip U5 is separately connected the one end capacitor C10, the one end resistance R24, electricity
Hinder another termination G300V of R24, another termination V12V of capacitor C10, polar capacitor C8 anode, zener diode D7 cathode, resistance
The one end R13, polar capacitor C8 cathode, zener diode D7 anode are grounded, another termination V300 of resistance R13；Chip U5 the tenth
The one end pin connecting resistance R19, the resistance R19 other end connect the one end capacitor C9, the one end resistance R18, another termination core of capacitor C9 respectively
The 9th pin of piece U5, the resistance R18 other end connect the 11st pin of chip U5, diode D8 cathode, diode D8 anode point respectively
Other one end connecting resistance R17, chip U5 third pin, another termination power circuit control output end resistance R17.Wherein, described
Chip U5 is 14 grades of binary counter/frequency dividers.
Output circuit includes intermediate relay RE1 and A.C. contactor CJ1, two fixing ends point of intermediate relay RE1
Not Lian Jie VDD and GND, the movable end of intermediate relay RE1 is separately connected mono- fixing end of AC_L line and A.C. contactor CJ1,
Another fixing end of A.C. contactor CJ1 connects AC_N line, and the movable end of A.C. contactor CJ1 connects output cord.
The working principle of entire circuit are as follows:
Working principle: to after system power transmission, since triode Q1 is connected, U3-1 foot input low level, U1 unit will not be defeated
Voltage out, system power supply does not have voltage output in the secondary coil of transformer T1 at this time.U5 be 14 grades of binary counters/
Frequency divider, base is t0=2.2*C9*R19=2.2mS when counting；T_Q14=2.2mS*2^14 ≈ 36S；As the U5- after 36S
Q14 exports high level, and Q1 ends at this time, and U3-1 foot is controlled by optocoupler U2, the secondary coil output voltage of T1, while Q14
Output end draws high U5_11 foot by D8, forbids the clock of U5 to shake input, allows U5-Q14 to be always maintained at high level, make power supply
It continues working.The two-way electric power output voltage of U1 unit at this time, the weak current part of system obtain it is electric, due to VDD and GND obtain it is electric, in
Between relay RE1 be attracted, control A.C. contactor CJ1 be attracted, strong power part transmission operation can be given.Delay time can pass through
The value for changing C9, R19 is configured, and can also change delay time by adjusting U5-Q1~U5-Q14.
It should be pointed out that specific embodiment described above can make those skilled in the art that the present invention be more fully understood
Specific structure, but do not limit the invention in any way create.Therefore, although specification and drawings and examples are to the present invention
Creation has been carried out detailed description, it will be understood by those skilled in the art, however, that still can repair to the invention
Change or equivalent replacement；And the technical solution and its improvement of all spirit and scope for not departing from the invention, cover
In the protection scope of the invention patent.
Claims (6)
1. a kind of power control circuit for powering on of being delayed, which is characterized in that including power circuit, delay circuit and output circuit,
The power circuit realizes decompression using transformer T1, and power circuit input terminal connects external voltage, power circuit output end
Including vdd voltage output end, D5V voltage output end and control output end, control output end connects delay circuit, and vdd voltage is defeated
Outlet connects output circuit；
The power circuit includes transformer T1, rectifier BD1, rectifier BD2, and rectifier BD1 second pin connects sliding and becomes
Mono- fixing end of device RT1 is hindered, another fixes termination VAIN to slide rheostat RT1, and slide rheostat RT1 slides termination rectifier
BD2 third pin, rectifier BD1 third pin connect mono- fixing end of slide rheostat RT2, and slide rheostat RT2 another consolidates
Fixed end meets VBIN, slide rheostat RT2 sliding termination rectifier BD2 third pin, and rectifier BD2 second pin connects sliding variable resistance
Mono- fixing end of device RT3, another fixes termination VCIN to slide rheostat RT3, and slide rheostat RT2 slides termination rectifier
BD2 third pin, rectifier BD2 third pin connect N line, and the first pin of rectifier BD1, the first pin of rectifier BD2 connect
The 4th pin of V300, rectifier BD1, the 4th pin of rectifier BD2 meet G300V；
The 8th input terminal of transformer T1 is separately connected V300, zener diode D3 cathode, the one end resistance R2, the one end resistance R1, pole
Property capacitor C7 anode, zener diode D3 anode meets diode D4 cathode, diode D4 cathode connecting transformer T1 by resistance R4
6th input terminal, it is negative that the resistance R2 other end can meet zener diode D6 by the resistance R7, resistance R15, resistance R12 being sequentially connected in series
Pole, zener diode D6 anode meet G300V, and the resistance R2 other end can be by the resistance R7, resistance R15, resistance R8 that are sequentially connected in series
The pole G of field-effect tube Q1 is connect, the pole G of field-effect tube Q1 connects zener diode D5 cathode, and zener diode D5 anode connects field respectively
The pole S of effect pipe Q1, the 4th pin of power module U3, the pole D of field-effect tube Q1 connect the 6th input terminal of transformer T1, and resistance R1 is another
The one end connecting resistance R9, polar capacitor C7 cathode, polar capacitor C11 anode are distinguished by resistance R5 in end, and the resistance R9 other end passes through
Resistance R14 meets C300V, and polar capacitor C11 cathode meets G300V, and the five, the six, the seven, the 8th pin of power module U3 connects
G300V, power module U3 second pin meet G300V by capacitor C16, and the first pin of power module U3 meets optocoupler U2 the 4th respectively and draws
Foot, triode Q14 emitter, optocoupler U2 third pin, triode Q14 collector meet G300V, and triode Q14 base stage is control
Output end processed, and G300V is connect by resistance R6；
Transformer T1 first exports terminating diode D2 anode, transformer T1 third output end ground connection, diode D2 cathode difference
The first pin of voltage stabilizing chip U1, polar capacitor C3 anode, polar capacitor C3 cathode ground connection are connect, voltage stabilizing chip U1 second pin connects
Ground, voltage stabilizing chip U1 third pin export VDD, and voltage stabilizing chip U1 third pin connects polar capacitor C4 anode, capacitor C6 mono- respectively
End, the one end capacitor C70, polar capacitor C71 anode, polar capacitor C72 anode, polar capacitor C4 cathode, the capacitor C6 other end, electricity
Hold the C70 other end, polar capacitor C71 cathode, polar capacitor C72 cathode to be grounded；
Transformer T1 the tenth exports terminating diode D1 anode, and diode D1 cathode connects polar capacitor C1 anode, polarity electricity respectively
Hold C55 anode, the one end capacitor C50, the one end resistance R3, the one end inductance L1, polar capacitor C1 cathode, polar capacitor C55 cathode, electricity
Hold the C50 other end, the resistance R3 other end to be grounded, the inductance L1 other end distinguish the one end connecting resistance R11, polar capacitor C2 anode,
Polar capacitor C56 anode, the one end capacitor C5, polar capacitor C2 cathode, polar capacitor C56 cathode, the capacitor C5 other end are grounded,
The resistance R11 other end connects the one end capacitor C12, the one end resistance R16, the first pin of amplifier U4, another termination of resistance R16 respectively
Ground, the capacitor C12 other end connect amplifier U4 third pin, the one end resistance R10, optocoupler U2 second pin respectively, and resistance R10 is another
End, the first pin of optocoupler U2, amplifier U4 second pin are grounded.
2. a kind of power control circuit powered on that is delayed according to claim 1, which is characterized in that power module U3 uses core
Piece TNY276P.
3. a kind of power control circuit powered on that is delayed according to claim 1, which is characterized in that optocoupler U2 is used
PC817K。
4. a kind of power control circuit powered on that is delayed according to claim 1, which is characterized in that the delay circuit
Including chip U5, the 12nd pin of chip U5 is separately connected the one end capacitor C10, the one end resistance R24, another termination of resistance R24
Another termination V12V of G300V, capacitor C10, polar capacitor C8 anode, zener diode D7 cathode, the one end resistance R13, polarity electricity
Hold C8 cathode, zener diode D7 anode is grounded, another termination V300 of resistance R13；The tenth pin connecting resistance R19 mono- of chip U5
End, the resistance R19 other end connect the one end capacitor C9, the one end resistance R18, another the 9th pin of chip termination U5 of capacitor C9, electricity respectively
The resistance R18 other end connects the 11st pin of chip U5, diode D8 cathode respectively, diode D8 anode distinguish the one end connecting resistance R17,
Chip U5 third pin, another termination power circuit control output end resistance R17.
5. a kind of power control circuit for powering on of being delayed according to claim 4, which is characterized in that the chip U5 is
14 grades of binary counter/frequency dividers.
6. a kind of power control circuit powered on that is delayed according to claim 1, which is characterized in that the output circuit
Including intermediate relay RE1 and A.C. contactor CJ1, two fixing ends of intermediate relay RE1 are separately connected VDD and GND, in
Between the movable end of relay RE1 be separately connected mono- fixing end of AC_L line and A.C. contactor CJ1, A.C. contactor CJ1 is another
A fixing end connects AC_N line, and the movable end of A.C. contactor CJ1 connects output cord.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611177238.7A CN106487212B (en) | 2016-12-19 | 2016-12-19 | A kind of power control circuit powered on that is delayed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611177238.7A CN106487212B (en) | 2016-12-19 | 2016-12-19 | A kind of power control circuit powered on that is delayed |
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| Publication Number | Publication Date |
|---|---|
| CN106487212A CN106487212A (en) | 2017-03-08 |
| CN106487212B true CN106487212B (en) | 2019-11-15 |
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| CN201611177238.7A Active CN106487212B (en) | 2016-12-19 | 2016-12-19 | A kind of power control circuit powered on that is delayed |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106953211B (en) * | 2017-05-05 | 2022-11-01 | 南京普天鸿雁电器科技有限公司 | Extended line socket |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002272097A (en) * | 2001-03-09 | 2002-09-20 | Tdk Corp | Switching power supply unit |
| CN1404649A (en) * | 2000-02-17 | 2003-03-19 | 泰科电子有限公司 | Start-up circuit for flyback converter having secondary pulse width modulation control |
| CN206559230U (en) * | 2016-12-19 | 2017-10-13 | 山东金洲科瑞节能科技有限公司 | Electric power control circuit in a kind of delay |
-
2016
- 2016-12-19 CN CN201611177238.7A patent/CN106487212B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1404649A (en) * | 2000-02-17 | 2003-03-19 | 泰科电子有限公司 | Start-up circuit for flyback converter having secondary pulse width modulation control |
| JP2002272097A (en) * | 2001-03-09 | 2002-09-20 | Tdk Corp | Switching power supply unit |
| CN206559230U (en) * | 2016-12-19 | 2017-10-13 | 山东金洲科瑞节能科技有限公司 | Electric power control circuit in a kind of delay |
Non-Patent Citations (1)
| Title |
|---|
| 断电延时型时间继电器的研究与设计;钱金川等;《电工电气》;20090315(第3期);第20-23+29页 * |
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