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JINLING Chen

KIM Chen
 
Chi ming Electronics Co., Ltd. was established in Taiwan in 1984. Has nearly 38 years of experience. Manufacturing LED car lights, LED truck lights. Serving the needs of customers is the most important goal.

News & Events>>Research & Develop

Subject: AUTOMOTIVE LED-194 15CSMD LED
2009-12-15



As the LED package structure can not be directly measured chip temperature, so only in an indirect way to obtain. Generally the most commonly used method for measuring 2 through the diode forward-bias voltage (Forward Voltage) and the temperature of the connections between the known temperature sensitivity coefficient (Temperature Sensitive Parameter; TSP), as shown in Figure 3.