CN111816508A - Contactor coil driving hybrid integrated circuit based on thick film technology - Google Patents
Contactor coil driving hybrid integrated circuit based on thick film technology Download PDFInfo
- Publication number
- CN111816508A CN111816508A CN202010701977.1A CN202010701977A CN111816508A CN 111816508 A CN111816508 A CN 111816508A CN 202010701977 A CN202010701977 A CN 202010701977A CN 111816508 A CN111816508 A CN 111816508A
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- power supply
- contactor coil
- pwm wave
- integrated circuit
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- 238000005516 engineering process Methods 0.000 title claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims abstract description 12
- 239000000919 ceramic Substances 0.000 claims abstract description 11
- 239000000758 substrate Substances 0.000 claims abstract description 11
- 238000005070 sampling Methods 0.000 claims abstract description 7
- 238000004364 calculation method Methods 0.000 claims abstract description 4
- 238000004148 unit process Methods 0.000 claims abstract description 4
- 239000003990 capacitor Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 238000004806 packaging method and process Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
- H01H47/22—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for supplying energising current for relay coil
- H01H47/32—Energising current supplied by semiconductor device
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L25/00—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
- H01L25/16—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof the devices being of types provided for in two or more different main groups of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. forming hybrid circuits
Abstract
The contactor coil driving hybrid integrated circuit based on the thick film technology is composed of an input power supply processing unit, a power supply conversion unit, a PWM wave output unit and a contactor coil control unit; the input power supply processing unit processes the input power supply; the contactor coil driving unit controls the on-off of the contactor coil; the power supply conversion unit provides a level voltage for the PWM wave output unit and the contactor coil control unit; the PWM wave output unit outputs PWM wave signals through calculation according to power supply voltage sampling signals provided by the power supply conversion unit, and the PWM wave signals pass through the phase inverter and then drive the contactor coil control unit to switch on and off the MOS tube in a pulse width modulation mode; the components of the above units are integrated on a ceramic substrate by thick film technology and packaged. The invention integrates all electronic components on the ceramic substrate by thick film technology and packages the integrated circuit into a hybrid integrated circuit, thereby reducing the volume and weight of the contactor coil driving module and improving the reliability and electrical characteristics.
Description
Technical Field
The invention belongs to the technical field of aviation power distribution, and mainly relates to an improvement on a contactor coil driving circuit module.
Background
The traditional contactor is a purely mechanical electromagnetic contactor, and a magnetic field generated by electrifying a coil is utilized to attract an armature iron so as to drive a main contact of the contactor to be closed. When the contactor is started, the required current is large, the required current is small when the contactor is kept, the general starting current is about 10 times of the keeping current, and after the single-coil contactor enters a keeping state, the difference between the keeping current and the starting current is not large, so that the coil power consumption is large, heat is generated, and even the contactor is damaged when the contactor is kept.
The double-coil contactor solves the problems and is provided with a starting coil and a holding coil, the starting coil is connected when the contactor is started, the holding coil is connected when an armature is attracted to a certain position, the difference between the holding current and the starting current is larger, the power consumption of the coil is reduced when the contactor is held, and the size and the weight are still larger.
The intelligent contactor replaces a holding coil of the double-coil contactor through the design of the contactor coil driving circuit module, the size and the weight of the double-coil contactor are reduced, the defects of a single-coil contactor are overcome, the quantity of selected devices is large because the contactor coil driving circuit module generally comprises electronic components, and the size and the weight are still large due to the fact that the selected devices are welded on a printed circuit board, the reliability is low, and the size and the weight are large.
Disclosure of Invention
The invention aims to solve the technical problems of low reliability, poor electrical characteristics and large volume and weight of a contactor coil driving circuit module.
In order to solve the technical problems, the invention adopts the following technical scheme:
a contactor coil driving hybrid integrated circuit based on a thick film technology mainly comprises an input power supply processing unit, a power supply conversion unit, a PWM wave output unit and a contactor coil control unit;
the input power supply processing unit processes an input power supply;
the contactor coil driving unit mainly realizes the control of the on-off of a contactor coil, mainly comprises a pulse width modulation MOS tube, a follow current MOS tube and a peripheral circuit thereof, outputs larger current when starting, and outputs smaller current when keeping;
the power supply conversion unit mainly provides required grade voltage for the PWM wave output unit and the contactor coil control unit, provides a power supply voltage sampling signal for the PWM wave output unit, and mainly comprises a three-terminal voltage regulator, a diode, a triode, a resistor and a capacitor electronic component;
the PWM wave output unit outputs PWM wave signals through calculation according to power supply voltage sampling signals provided by the power supply conversion unit, and the PWM wave signals drive the contactor coil control unit to switch on and off the MOS tube through the inverter;
the contactor coil driving hybrid integrated circuit is formed by integrating the components of the units on a ceramic substrate by a thick film technology and packaging the components.
The components and parts have resistance, electric capacity, diode, triode, MOS pipe, TVS diode, linear three terminal regulator and singlechip.
Adopt above-mentioned technical scheme's beneficial effect:
according to the invention, all electronic components are integrated on the ceramic substrate through a thick film technology and packaged to manufacture the hybrid integrated circuit, so that the volume and the weight of the contactor coil driving module are reduced to the maximum extent, the reliability and the electrical characteristics are improved, and the hybrid integrated circuit has milestone significance for lightweight design and reliable design of an intelligent contactor. The current contactor coil driving circuit module is optimized to form a hybrid integrated circuit, so that the volume and the weight of the hybrid integrated circuit are reduced, and the reliability and the electrical characteristics are improved.
Drawings
Fig. 1 is a block diagram of a contactor coil driving hybrid integrated circuit based on thick film technology.
Detailed Description
As shown in fig. 1, the contactor coil driving hybrid integrated circuit based on the thick film technology mainly comprises an input power processing unit, a power conversion unit, a PWM wave output unit and a contactor coil control unit;
the input power supply processing unit processes an input power supply, such as voltage spike suppression and lightning protection filtering;
the contactor coil driving unit mainly realizes the control of the on-off of a contactor coil, mainly comprises a pulse width modulation MOS tube, a follow current MOS tube and a peripheral circuit thereof, outputs larger current when starting, and outputs smaller current when keeping;
the power supply conversion unit mainly provides required grade voltage for the PWM wave output unit and the contactor coil control unit, provides a power supply voltage sampling signal for the PWM wave output unit, and mainly comprises a three-terminal voltage regulator, a diode, a triode, a resistor and a capacitor electronic component;
the PWM wave output unit outputs PWM wave signals through calculation according to power supply voltage sampling signals provided by the power supply conversion unit, and the PWM wave signals drive the contactor coil control unit to switch on and off the MOS tube through the inverter;
the contactor coil driving hybrid integrated circuit is formed by integrating the components of the units on a ceramic substrate by a thick film technology and packaging the components.
The components and parts have resistance, electric capacity, diode, triode, MOS pipe, TVS diode, linear three terminal regulator and singlechip.
The specific implementation scheme of the contactor coil driving hybrid integrated circuit is as follows:
a) dividing the circuit schematic diagram into corresponding functional component diagrams, converting the functional component diagrams into circuit layout diagrams which can be realized on a ceramic substrate by adopting a plane layout method, and manufacturing a thick film network template according to a photographic method;
b) for the resistor, the thick film resistor is manufactured by using resistor paste on a ceramic substrate, the paste made of different materials is usually selected according to the difference of the resistance value of the resistor, the resistance value of the resistor is realized by a laser resistance adjusting technology, and the thick film resistor is mainly required to have high precision, small temperature coefficient of the resistance value and good stability;
c) for the capacitor, a chip capacitor is mounted on a ceramic substrate by bonding or soldering, and the connection reliability needs to be paid attention when the capacitor is mounted;
d) for devices such as a diode, a triode, an MOS tube, a linear three-terminal regulator, a singlechip and the like, a bare chip of the device is integrated on a ceramic substrate in a gold ball bonding mode, the bonding quality is mainly influenced by the fact that a gold wire is spherical, the higher the purity of the gold wire is, the better the quality of the gold wire ball is, but the higher the purity of the gold wire is, the bonding strength is influenced, a method of adding a small amount of trace elements can be adopted to improve the bonding strength, and meanwhile, the high purity of the gold wire is guaranteed.
And additionally packaging the ceramic substrate integrated with the electronic component to form the hybrid integrated circuit.
Claims (2)
1. Contactor coil drive hybrid integrated circuit based on thick film technique, its characterized in that:
the integrated circuit mainly comprises an input power supply processing unit, a power supply conversion unit, a PWM wave output unit and a contactor coil control unit;
the input power supply processing unit processes an input power supply;
the contactor coil driving unit mainly realizes the control of the on-off of a contactor coil, mainly comprises a pulse width modulation MOS tube, a follow current MOS tube and a peripheral circuit thereof, outputs larger current when starting, and outputs smaller current when keeping;
the power supply conversion unit mainly provides required grade voltage for the PWM wave output unit and the contactor coil control unit, provides a power supply voltage sampling signal for the PWM wave output unit, and mainly comprises a three-terminal voltage regulator, a diode, a triode, a resistor and a capacitor electronic component;
the PWM wave output unit outputs PWM wave signals through calculation according to power supply voltage sampling signals provided by the power supply conversion unit, and the PWM wave signals drive the contactor coil control unit to switch on and off the MOS tube through the inverter;
the contactor coil driving hybrid integrated circuit is formed by integrating the components of the units on a ceramic substrate by a thick film technology and packaging the components.
2. The contactor coil drive hybrid integrated circuit based on thick film technology of claim 1, wherein:
the components and parts include resistance, electric capacity, diode, triode, MOS pipe, TVS diode, linear three terminal regulator and singlechip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010701977.1A CN111816508A (en) | 2020-07-21 | 2020-07-21 | Contactor coil driving hybrid integrated circuit based on thick film technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010701977.1A CN111816508A (en) | 2020-07-21 | 2020-07-21 | Contactor coil driving hybrid integrated circuit based on thick film technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111816508A true CN111816508A (en) | 2020-10-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010701977.1A Pending CN111816508A (en) | 2020-07-21 | 2020-07-21 | Contactor coil driving hybrid integrated circuit based on thick film technology |
Country Status (1)
| Country | Link |
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| CN (1) | CN111816508A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2805207Y (en) * | 2005-06-17 | 2006-08-09 | 天水华天微电子有限公司 | High temp. isolation electric power module |
| CN101344183A (en) * | 2007-07-09 | 2009-01-14 | Smc株式会社 | Solenoid valve driving circuit and solenoid valve |
| CN201348976Y (en) * | 2009-01-22 | 2009-11-18 | 厦门士林电机有限公司 | Drive circuit for coil of contactor |
| JP2009289671A (en) * | 2008-05-30 | 2009-12-10 | Yazaki Corp | Relay control device |
| CN203398018U (en) * | 2013-07-15 | 2014-01-15 | 江苏大全凯帆电器股份有限公司 | Power saver of AC contactor |
| CN205406395U (en) * | 2015-12-31 | 2016-07-27 | 广州金升阳科技有限公司 | Power saving circuit of contactor |
| US20170222428A1 (en) * | 2016-02-02 | 2017-08-03 | Lsis Co., Ltd. | Magnetic coil driving circuit for magnetic contactor |
| US20190295795A1 (en) * | 2018-03-20 | 2019-09-26 | Hyeon Gyu PARK | Dc adaptor for driving magnetic contactor |
-
2020
- 2020-07-21 CN CN202010701977.1A patent/CN111816508A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2805207Y (en) * | 2005-06-17 | 2006-08-09 | 天水华天微电子有限公司 | High temp. isolation electric power module |
| CN101344183A (en) * | 2007-07-09 | 2009-01-14 | Smc株式会社 | Solenoid valve driving circuit and solenoid valve |
| JP2009289671A (en) * | 2008-05-30 | 2009-12-10 | Yazaki Corp | Relay control device |
| CN201348976Y (en) * | 2009-01-22 | 2009-11-18 | 厦门士林电机有限公司 | Drive circuit for coil of contactor |
| CN203398018U (en) * | 2013-07-15 | 2014-01-15 | 江苏大全凯帆电器股份有限公司 | Power saver of AC contactor |
| CN205406395U (en) * | 2015-12-31 | 2016-07-27 | 广州金升阳科技有限公司 | Power saving circuit of contactor |
| US20170222428A1 (en) * | 2016-02-02 | 2017-08-03 | Lsis Co., Ltd. | Magnetic coil driving circuit for magnetic contactor |
| US20190295795A1 (en) * | 2018-03-20 | 2019-09-26 | Hyeon Gyu PARK | Dc adaptor for driving magnetic contactor |
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Application publication date: 20201023 |
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| RJ01 | Rejection of invention patent application after publication |