A decoupling element regulating circuit
By separating the components to adjust the circuit, a simple circuit composed of NPN transistors and resistors was used to achieve linear brightness adjustment of warm and cool light in compact lamps, solving the problems of complex circuits and high costs in existing technologies.
CN224401703UActive Publication Date: 2026-06-23SHENZHEN BETOP ELECTRONICS CO LTD
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- SHENZHEN BETOP ELECTRONICS CO LTD
- Filing Date
- 2025-06-24
- Publication Date
- 2026-06-23
Smart Images
Figure CN224401703U_ABST
Abstract
The utility model relates to lighting technical field discloses a kind of separating element adjusting circuit, including thyristor dimmer, constant-current voltage source, lamp panel and DIM TO WARM circuit, the constant-current voltage source is by NPN triode Q1 and NPN triode Q2, diode D1 and diode D2, resistance R1, resistance R2, resistance R3, resistance R4 and resistance R5 constitute, the NPN triode Q1 electrically connected with low-end light source LEDW, the NPN triode Q2 electrically connected with high-end light source LEDC.The utility model in the present application, by NPN triode, diode and resistance and other separating element constitute simple circuit, cooperate with multiple cool and warm light source, utilize triode alternate conduction and resistance voltage division, current limiting, realize the brightness linear gradual change of warm light to cold light and color temperature regulation, circuit structure is simple, low in cost, and is suitable for compact luminaire.
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