General Purpose Op Amps in Automotive Lighting

LED-based lighting solutions are becoming increasingly popular in the automotive industry. This training will present some typical automotive lighting applications and how simple op amp building blocks provide a large amount of flexibility in features for automotive LED driver systems. Topics to be covered:

•Exterior Lighting Use Cases

•Center High Mount Stop Light – CHMSL

•Daytime Running Lights – DRL

•Automotive Lighting Functions Using Op Amps

•Linear LED Driver

•Current Mode DC/DC Feedback

•Analog Dimming with PWM Filter

•Accurate Timer for PWM Dimming

•Thermal Foldback

•LED String Current Balancing

•Dynamic Headroom Control