Pinjia Group Introduces NXP+Microchip Multi-Channel Automotive Headlamp Solution
ã€An Introduction】
With the increasing efficiency of LED light-emitting diodes, the lifespan is getting longer and longer, and the advancement of LED technology has made LED light sources enter the field of automotive lighting. In addition to brake lights, daytime running lights, car headlights are increasingly using LED products. The rapid development of products has put forward more requirements on product structure size, cost performance and intelligence. In response to market needs, Pinjia Group has launched NXP+Microchip's multi-channel car light-off solution.
[program features]
The multi-channel car light-off solution is a tailor-made solution for automotive lighting modules that includes three outputs. The ASL4500 raises the battery voltage to one or two stable voltage values ​​for use as a power bus load. The ASL3415 is a step-down constant current control chip with three independent outputs. Each channel can output a maximum of 1.5A to drive the LED. All parameter settings are controlled via Microchip's high-performance automotive grade MCUPIC18F25K8-E/SS using SPI communication and are responsible for PWM dimming and automotive communication.
[System Block Diagram]
ã€Specifications】
ASL4500, ASL3415
Microchip's main device: PIC18F26K80-E/SS
[Scheme application]
Car high beam, low beam, turn lighting, daytime running lights, position lights and turn indicators
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