CN208241074U - A kind of diode pumping solid laser power control circuit - Google Patents
A kind of diode pumping solid laser power control circuit Download PDFInfo
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- CN208241074U CN208241074U CN201820926679.0U CN201820926679U CN208241074U CN 208241074 U CN208241074 U CN 208241074U CN 201820926679 U CN201820926679 U CN 201820926679U CN 208241074 U CN208241074 U CN 208241074U
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- laser
- control circuit
- diode
- laser diode
- pumping solid
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Abstract
The utility model discloses a kind of diode pumping solid laser power control circuits, comprising: energy storage laser capacitor provides working power for laser diode；Booster circuit amplifies 24V power supply through inverter power；To energy storage laser capacitor charging；Logic control circuit, generates the signal of driving insulated gate bipolar transistor IGBT, and IGBT conducting makes laser diode work.By the above-mentioned means, the utility model can give laser provided energy, and the operating temperature of laser diode is controlled, guarantees that laser can stablize output under single and repetition rate operating condition.
Description
Technical field
The utility model relates to circuit fields, control electricity more particularly to a kind of diode pumping solid laser power supply
Road.
Background technique
Traditional solid state laser is all using flash lamp, such as xenon lamp or krypton flashlamp-pumped.With semiconductor technology
Development, laser diode become ideal pumping source.Laser diode is expensive, and circuit design and protection are to raising laser two
Service life of pole pipe and particularly important.
Utility model content
The utility model is mainly solving the technical problems that provide a kind of diode pumping solid laser power supply control electricity
Road can satisfy the needs such as power supply, the control of laser diode, improve electric light transformation efficiency.
In order to solve the above technical problems, the technical solution that the utility model uses is: providing a kind of diode pumping
Power supply of solid laser control circuit, comprising:
Energy storage laser capacitor, provides working power for laser diode；
Booster circuit amplifies 24V power supply through inverter power；To energy storage laser capacitor charging；
Logic control circuit, generates the signal of driving insulated gate bipolar transistor IGBT, and IGBT conducting makes two pole of laser
Pipe work.
In one preferred embodiment of the utility model, the electric current that laser diode work is connected in IGBT is 40~70A, arteries and veins
Rush width 140~200。
In one preferred embodiment of the utility model, it is connected with temperature control circuit with logic control circuit, temperature control circuit will
The temperature of laser diode is controlled at 20 DEG C -30 DEG C.
In one preferred embodiment of the utility model, temperature circuit includes temperature sensor, and temperature sensor is set to envelope
Fill laser diode it is heat sink on.
The beneficial effects of the utility model are: the utility model is to laser provided energy, and control laser diode
Operating temperature guarantees that laser can stablize output under single and repetition rate operating condition.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings, in which:
Fig. 1 is the structural representation of one preferred embodiment of the utility model diode pumping solid laser power control circuit
Figure.
Specific embodiment
Below by the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.Based on the implementation in the utility model
Example, all other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Referring to Fig. 1, the utility model embodiment includes:
A kind of diode pumping solid laser power control circuit, comprising:
Energy storage laser capacitor 1 provides working power for laser diode 5；
Booster circuit 2 amplifies 24V power supply through inverter power；To energy storage laser capacitor charging；
Logic control circuit 3 generates the signal of driving insulated gate bipolar transistor IGBT 4, the signal and encoded signal
Synchronous, IGBT4 conducting makes laser diode 5 work.
It is 40~70A, pulse width 140~200 that the electric current that laser diode 5 works, which is connected, in IGBT4。
In order to guarantee that radiation peak wavelength and the absorbing wavelength of laser crystal of laser diode 5 match, with logic control
Circuit 3 processed is connected with temperature control circuit 6, for controlling the temperature of laser diode, by the control of the temperature of laser diode 20 DEG C-
30℃.Preferable temperature is 25 DEG C.
Temperature circuit 6 include temperature sensor, temperature sensor be set to encapsulation laser diode it is heat sink on.Through differentiating electricity
Control refrigerator refrigeration, heating still do not work after the processing of road, are finally reached the requirement of control temperature.
The utility model controls the operating temperature of laser diode to laser provided energy, guarantees that laser can be in list
Stablize output under secondary and repetition rate operating condition.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Using equivalent structure or equivalent flow shift made by the utility model description, it is applied directly or indirectly in other phases
The technical field of pass, is also included in the patent protection scope of the utility model.
Claims (4)
1. a kind of diode pumping solid laser power control circuit characterized by comprising
Energy storage laser capacitor, provides working power for laser diode；
Booster circuit amplifies 24V power supply through inverter power；To energy storage laser capacitor charging；
Logic control circuit, generates the signal of driving insulated gate bipolar transistor IGBT, and IGBT conducting makes laser diode work
Make.
2. diode pumping solid laser power control circuit according to claim 1, which is characterized in that IGBT conducting
The electric current of laser diode work is 40~70A, pulse width 140~200。
3. diode pumping solid laser power control circuit according to claim 1, which is characterized in that with logic control
Circuit connection processed has temperature control circuit, and temperature control circuit controls the temperature of laser diode at 20 DEG C -30 DEG C.
4. diode pumping solid laser power control circuit according to claim 3, which is characterized in that temperature circuit
Including temperature sensor, temperature sensor be set to encapsulation laser diode it is heat sink on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820926679.0U CN208241074U (en) | 2018-06-15 | 2018-06-15 | A kind of diode pumping solid laser power control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820926679.0U CN208241074U (en) | 2018-06-15 | 2018-06-15 | A kind of diode pumping solid laser power control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208241074U true CN208241074U (en) | 2018-12-14 |
Family
ID=64576834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820926679.0U Active CN208241074U (en) | 2018-06-15 | 2018-06-15 | A kind of diode pumping solid laser power control circuit |
Country Status (1)
| Country | Link |
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| CN (1) | CN208241074U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020142947A1 (en) * | 2019-01-09 | 2020-07-16 | 深圳市大疆创新科技有限公司 | Light emitting device, distance measuring device and mobile platform |
-
2018
- 2018-06-15 CN CN201820926679.0U patent/CN208241074U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020142947A1 (en) * | 2019-01-09 | 2020-07-16 | 深圳市大疆创新科技有限公司 | Light emitting device, distance measuring device and mobile platform |
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