CN208848904U - A kind of high voltage TVS voltage-stabilizing protection silicon stack - Google Patents
A kind of high voltage TVS voltage-stabilizing protection silicon stack Download PDFInfo
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- CN208848904U CN208848904U CN201821798610.0U CN201821798610U CN208848904U CN 208848904 U CN208848904 U CN 208848904U CN 201821798610 U CN201821798610 U CN 201821798610U CN 208848904 U CN208848904 U CN 208848904U
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Abstract
The utility model provides a kind of high voltage TVS voltage-stabilizing protection silicon stack, the overvoltage absorption function of the transient high voltages for high voltage power supply.Including PCB bottom plate, PCB riser and fixed plate, multiple PCB risers are fixedly installed on PCB bottom plate by card slot, and upper end is fixed with multiple fixed plates；Multiple TVS voltage-stabiliser tubes and resistance-capacitance absorption device are installed on the PCB riser.The overvoltage absorption function of transient high voltages for high voltage power supply.The sealing structure poured is not used, it is small in size, can concatenated TVS voltage-stabiliser tube quantity is more, good heat dissipation using the natural heat dissipation structure of solid space.
Description
Technical field
The utility model relates to silicon stack technical field, in particular to a kind of high voltage TVS voltage-stabilizing protection silicon stack.
Background technique
The Diode series of multi-quantity are referred to as silicon stack together, are generally enclosed in resin glue, are high voltage rectification equipments
In essential component, multiple voltage-stabiliser tubes are cascaded, are pressure stabilizing silicon stack for the voltage stabilization part of high voltage power supply,
Different from rectification silicon stack, pressure stabilizing silicon stack plays the overvoltage of transient high voltages (10KV-200KV) in being parallel to power circuit
Absorption.
The impact resistance ability of TVS voltage-stabiliser tube is better than common voltage-stabiliser tube, but calorific value when its overvoltage is very high, existing silicon
Pile structure is pouring structure or planar structure, and heat dissipation effect is bad, it is therefore desirable to which the TVS for making a kind of three-dimensional heat-removal modalities is steady
Silicon stack is pressed, heat dissipation problem is solved.
Summary of the invention
In order to solve the problems, such as described in background technique, the utility model provides a kind of high voltage TVS voltage-stabilizing protection silicon stack, uses
In the overvoltage absorption function of the transient high voltages of high voltage power supply.Do not use the sealing structure poured, using solid space from
Right radiator structure, it is small in size, can concatenated TVS voltage-stabiliser tube quantity is more, good heat dissipation.
In order to achieve the above object, the utility model is implemented with the following technical solutions:
A kind of high voltage TVS voltage-stabilizing protection silicon stack, the overvoltage absorption function of the transient high voltages for high voltage power supply.Packet
PCB bottom plate, PCB riser and fixed plate are included, multiple PCB risers are fixedly installed on PCB bottom plate by card slot, and upper end is used
Multiple fixed plates are fixed；Multiple TVS voltage-stabiliser tubes and resistance-capacitance absorption device are installed on the PCB riser.
The fixed plate is fixedly mounted with the upper end of multiple PCB risers and PCB bottom plate respectively by card slot.
The PCB riser is fixed by the card slot of upper end with fixed plate, solid by the card slot and PCB bottom plate of lower end
It is fixed.
It is to be electrically coupled connection between multiple TVS voltage-stabiliser tubes.
Each TVS voltage-stabiliser tube lower part in multiple TVS voltage-stabiliser tubes is mounted on resistance-capacitance absorption component, the resistance
Holding absorbent assembly is the resistance and capacitor for being connected in parallel on TVS voltage-stabiliser tube both ends.
Compared with prior art, the utility model has the beneficial effects that
1, the overvoltage that multiple TVS voltage-stabiliser tubes being cascaded can be used in the transient high voltages of high voltage power supply absorbs function
Energy.
2, the sealing structure poured is not used, without bulky cooling fin, using the natural heat dissipation structure of solid space,
It is small in size, can concatenated TVS voltage-stabiliser tube quantity be more, good heat dissipation.
3, PCB riser quantity can increase or decrease according to demand, be adjusted flexibly according to voltage class.
Detailed description of the invention
Fig. 1 is the dimensional decomposition structure figure of the utility model；
Fig. 2 is the three-dimensional structure diagram of the utility model；
Fig. 3 is the top view of the utility model；
Fig. 4 is the main view of the utility model；
Fig. 5 is the left view of the utility model；
Fig. 6 is the resistance capaciting absorpting circuit figure of the utility model.
Wherein: 1-PCB bottom plate 2-PCB riser 3- fixed plate 4-TVS voltage-stabiliser tube 5- capacitor 6- resistance.
Specific embodiment
Specific embodiment provided by the utility model is described in detail below in conjunction with attached drawing.
As shown in Figs. 1-5, a kind of high voltage TVS voltage-stabilizing protection silicon stack, transient high voltages for high voltage power supply it is excessively electric
Press absorption function.Including PCB bottom plate 1, PCB riser 2 and fixed plate 3, multiple PCB risers 2 are fixedly mounted by card slot
In on PCB bottom plate 1, upper end is fixed with multiple fixed plates 3；Multiple TVS voltage-stabiliser tubes 4 and capacitance-resistance are installed on the PCB riser 2
Absorb device 5 and 6.
The fixed plate 3 is fixedly mounted with the upper end of multiple PCB risers 2 and PCB bottom plate 1 respectively by card slot.
The PCB riser 2 is fixed by the card slot of upper end with fixed plate 3, and the card slot and PCB bottom plate of lower end are passed through
1 is fixed.
It is to be electrically coupled connection between multiple TVS voltage-stabiliser tubes 4.All electrical components are by the copper on pcb board
Foil is electrically connected, and is electrically connected between each PCB riser 2 by the copper foil on PCB bottom plate 1.
Each TVS voltage-stabiliser tube lower part in multiple TVS voltage-stabiliser tubes is mounted on resistance-capacitance absorption component 5 and 6, such as schemes
Shown in 6, the resistance-capacitance absorption component is the resistance (R) 6 and capacitor (C) 5 for being connected in parallel on 4 both ends of TVS voltage-stabiliser tube.
The utility model uses stereochemical structure, TVS voltage-stabiliser tube 4 is arranged on PCB riser 2, good heat dissipation effect；TVS
Voltage-stabiliser tube 4 and resistance-capacitance absorption component are respectively arranged in the two sides of PCB riser 2, are radiated using PCB copper foil area on the two sides PCB,
TVS voltage-stabiliser tube 4, which generates heat, effectively to shed, good heat dissipation effect.As shown in figure 5, TVS voltage-stabiliser tube 4 tilts cloth on PCB riser 2
It sets, further increases heat dissipation effect.
Above embodiments are implemented under premised on technical solutions of the utility model, give detailed embodiment
With specific operating process, but the protection scope of the utility model is not limited to the above embodiments.Side used in above-described embodiment
Method is conventional method unless otherwise instructed.
Claims (5)
1. a kind of high voltage TVS voltage-stabilizing protection silicon stack, the overvoltage absorption function of the transient high voltages for high voltage power supply is special
Sign is, including PCB bottom plate, PCB riser and fixed plate, and multiple PCB risers are fixedly installed in PCB bottom plate by card slot
On, upper end is fixed with multiple fixed plates；Multiple TVS voltage-stabiliser tubes are mounted on each PCB riser.
2. a kind of high voltage TVS voltage-stabilizing protection silicon stack according to claim 1, which is characterized in that the fixed plate is logical
Card slot is crossed to be fixedly mounted with the upper end of multiple PCB risers and PCB bottom plate respectively.
3. a kind of high voltage TVS voltage-stabilizing protection silicon stack according to claim 1, which is characterized in that the PCB riser is logical
The card slot and fixed plate for crossing upper end are fixed, and are fixed by the card slot and PCB bottom plate of lower end.
4. a kind of high voltage TVS voltage-stabilizing protection silicon stack according to claim 1, which is characterized in that multiple TVS are steady
It is to be electrically coupled connection between pressure pipe.
5. a kind of high voltage TVS voltage-stabilizing protection silicon stack according to claim 1, which is characterized in that multiple TVS are steady
Each TVS voltage-stabiliser tube lower part in pressure pipe is mounted on resistance-capacitance absorption component, and the resistance-capacitance absorption component is steady to be connected in parallel on TVS
The resistance and capacitor at pressure pipe both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821798610.0U CN208848904U (en) | 2018-11-02 | 2018-11-02 | A kind of high voltage TVS voltage-stabilizing protection silicon stack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821798610.0U CN208848904U (en) | 2018-11-02 | 2018-11-02 | A kind of high voltage TVS voltage-stabilizing protection silicon stack |
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| CN208848904U true CN208848904U (en) | 2019-05-10 |
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| CN201821798610.0U Active CN208848904U (en) | 2018-11-02 | 2018-11-02 | A kind of high voltage TVS voltage-stabilizing protection silicon stack |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110417285A (en) * | 2019-06-30 | 2019-11-05 | 武汉东城新能源有限公司 | A kind of novel high-frequency high voltage silicon rectifier stack circuit |
-
2018
- 2018-11-02 CN CN201821798610.0U patent/CN208848904U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110417285A (en) * | 2019-06-30 | 2019-11-05 | 武汉东城新能源有限公司 | A kind of novel high-frequency high voltage silicon rectifier stack circuit |
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