CN-218634346-U - High-voltage compatible silicon controlled rectifier dimming high-power-factor strobeless lamp strip

Abstract

The utility model provides a compatible silicon controlled rectifier high power factor of adjusting luminance does not have stroboscopic lamp area of high pressure, including silicon controlled rectifier bleeder circuit, silicon controlled rectifier bleeder circuit includes that resistance R6, the linear constant current control chip U1 of LED, electric capacity C1, resistance R2, silicon controlled rectifier adjust luminance bleeder resistance R3 and sampling resistor R4, a termination supply voltage of resistance R6, resistance R6's the other end with the pin 7 of the linear constant current control chip U1 of LED is connected, a termination supply voltage of resistance R1, resistance R1's the other end respectively with resistance R2's one end, the linear constant current control chip U1's of LED pin 1 connect. The utility model has the advantages that: a thyristor bleed circuit is provided to support thyristor dimming, improving compatibility with thyristor dimmers.

Inventors

• HUANG SHUIHUA

Assignees

• SHENZHEN GUOYING OPTOELECTRONICS CO LTD

Dates

Publication Date

20230314

Application Date

20220919

Priority Date

20220919

Claims (3)

1. 1. The utility model provides a high pressure compatible silicon controlled rectifier high power factor does not have stroboscopic lamp area of adjusting luminance which characterized in that: including the silicon controlled rectifier bleeder circuit, the silicon controlled rectifier bleeder circuit includes resistance R6, the linear constant current control chip U1 of LED, electric capacity C1, resistance R2, the silicon controlled rectifier bleed resistor R3 and sampling resistor R4 of adjusting luminance, resistance R6's one end connects power supply voltage, resistance R6's the other end with the linear constant current control chip U1's of LED pin 7 is connected, resistance R1's one end connects power supply voltage, resistance R1's the other end respectively with resistance R2's one end, the linear constant current control chip U1's of LED pin 1 are connected, resistance R2's other end ground connection, electric capacity C1's one end with the linear constant current control chip U1's of LED pin 1 is connected, electric capacity C1's other end ground connection, the silicon controlled rectifier bleed resistor R3's one end with the linear constant current control chip U1's of LED pin 2 is connected, the silicon controlled rectifier bleed resistor R3's the other end with the linear constant current control chip U1's of LED pin 4 is connected, sampling resistor R4's one end with the linear constant current control chip U1's the other end is connected.
2. 2. The high voltage compatible silicon controlled rectifier dimming high power factor strobeless lamp strip according to claim 1, characterized in that: high pressure compatible silicon controlled rectifier high power factor of adjusting luminance does not have stroboscopic lamp area still includes supply circuit, supply circuit includes fuse FR1, piezo-resistor RV1 and rectifier bridge DB1, fuse FR 1's a termination commercial power live wire, fuse FR 1's another termination rectifier bridge DB 1's pin 1, rectifier bridge DB 1's pin 3 connects the commercial power zero line, piezo-resistor RV 1's one end with rectifier bridge DB 1's pin 1 is connected, piezo-resistor RV 1's the other end with rectifier bridge DB 1's pin 3 is connected, rectifier bridge DB 1's pin 2 respectively with resistance R2, resistance R6 are connected, rectifier bridge DB 1's pin 4 ground connections.
3. 3. The high voltage compatible silicon controlled rectifier dimming high power factor strobeless lamp strip according to claim 2, wherein: the high-voltage compatible silicon controlled rectifier dimming high-power-factor strobeless lamp band further comprises a stroboscopic removing circuit, the stroboscopic removing circuit comprises a rectifier diode D1, an electrolytic capacitor E1, a discharge resistor R5, a lamp string, a stroboscopic removing chip Q1 and a capacitor C2, the anode of the rectifier diode D1 is connected with a pin 2 of a rectifier bridge DB1, the cathode of the rectifier diode D1 is connected with the anode of the electrolytic capacitor E1, the cathode of the electrolytic capacitor E1 is connected with the pin 5 of the LED linear constant current control chip U1, one end of the discharge resistor R5 is connected with the cathode of the rectifier diode D1, the other end of the discharge resistor R5 is connected with the pin 5 of the LED linear constant current control chip U1, the anode of the lamp string is connected with the cathode of the rectifier diode D1, the cathode of the lamp string is connected with the pin 3 of the stroboscopic removing chip Q1, the pin 2 of the stroboscopic removing chip Q1 is connected with the pin 5 of the LED linear constant current control chip U1, the pin 3 of the stroboscopic removing chip Q1 is connected with one end of the capacitor C2, and the other end of the stroboscopic controlling chip C2 is connected with the pin of the LED linear constant current control chip.

Description

High-voltage compatible silicon controlled rectifier dimming high-power-factor strobeless lamp strip Technical Field The utility model relates to a lighting device especially relates to a compatible silicon controlled rectifier high power factor of adjusting luminance of high pressure does not have stroboscopic lamp area. Background The existing lighting circuit is usually provided with a silicon controlled dimmer, and the existing LED lamp strip has poor compatibility with the silicon controlled dimmer and is difficult to match the silicon controlled dimmer in the existing circuit. Disclosure of Invention In order to solve the problem in the prior art, the utility model provides a high-voltage compatible silicon controlled rectifier high power factor of adjusting luminance does not have stroboscopic lamp area. The utility model provides a compatible silicon controlled rectifier high power factor of adjusting luminance does not have stroboscopic lamp area of high pressure, including silicon controlled rectifier bleeder circuit, silicon controlled rectifier bleeder circuit includes resistance R6, the linear constant current control chip U1 of LED, electric capacity C1, resistance R2, the silicon controlled rectifier is adjusted luminance bleeder resistance R3 and sampling resistor R4, resistance R6's a termination supply voltage, resistance R6's the other end with the pin 7 of the linear constant current control chip U1 of LED is connected, resistance R1's a termination supply voltage, resistance R1's the other end respectively with resistance R2's one end, the linear constant current control chip U1's of LED pin 1 are connected, resistance R2's other end ground connection, electric capacity C1's one end with the linear constant current control chip U1's of LED pin 1 is connected, electric capacity C1's the other end ground connection, the one end of the silicon controlled rectifier bleeder resistance R3 with the linear constant current control chip U1's pin 2 of LED is connected, the other end of the linear constant current control chip U1 of the sampling resistor R4, the sampling resistor U4 pin of LED is connected. As a further improvement of the utility model, the high-voltage compatible silicon controlled rectifier high power factor of adjusting luminance does not have stroboscopic lamp area still includes supply circuit, supply circuit includes fuse FR1, piezo-resistor RV1 and rectifier bridge DB1, a termination commercial power live wire of fuse FR1, another termination of fuse FR1 rectifier bridge DB 1's pin 1, rectifier bridge DB 1's pin 3 connects the commercial power zero line, piezo-resistor RV 1's one end with rectifier bridge DB 1's pin 1 is connected, piezo-resistor RV 1's the other end with rectifier bridge DB 1's pin 3 is connected, rectifier bridge DB 1's pin 2 respectively with resistance R2, resistance R6 are connected, rectifier bridge DB 1's pin 4 ground connection. As a further improvement, the high-voltage compatible silicon controlled rectifier high power factor does not have stroboscopic lamp area still includes to remove the stroboscopic circuit, it includes rectifier diode D1, electrolytic capacitor E1, discharge resistance R5, lamp cluster, removes stroboscopic chip Q1 and electric capacity C2 to remove the stroboscopic circuit, rectifier diode D1's positive pole with rectifier bridge DB 1's pin 2 is connected, rectifier diode D1's negative pole with electrolytic capacitor E1's positive pole is connected, electrolytic capacitor E1's negative pole with the linear constant current of LED controls chip U1's pin 5 is connected, discharge resistance R5's one end with rectifier diode D1's negative pole is connected, discharge resistance R5's the other end with the linear constant current of LED controls chip U1's pin 5 is connected, the lamp cluster's positive pole with rectifier diode D1's negative pole is connected, the lamp cluster's negative pole with remove stroboscopic chip Q1's pin 3 and connect, remove stroboscopic chip Q1's pin 2 with the linear constant current of LED controls chip U1's pin 5 and connects, remove stroboscopic chip Q1's one end with the linear constant current of capacitor C2 is connected the pin. The utility model has the advantages that: by the scheme, the silicon controlled rectifier bleeder circuit is provided to support silicon controlled rectifier dimming, and the compatibility of the silicon controlled rectifier dimmer is improved. Drawings In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other solutions can be obtained according to the drawings without creative efforts. Fig. 1 is the utility model relates to a circuit diagram in high voltage compa