The BP1371 is a continuous conduction mode inductive step-down converter, designed for driving single or multiple series connected LEDs efficiently from a voltage source higher than the total LEDs chain voltage. With few outside components, BP1371 provides a high price performance ratio solution on the following applications: MR16 LEDs cup lighting, LEDs stage lighting, LEDs automotive lighting, LEDs solar lighting and LEDs Street lighting.

Simple low parts count

Wide input voltage range: 5V to 40V

Typical +3% output current accuracy

LED open-circuit protection

LED short-circuit protection

Up to 1.2A output current

Single pin on/off and brightness control using DCvoltage or PWM

High efficiency (up to 97%)

Adjustable Constant LED Current

• Low voltage halogen replacement MR16/11 LEDs
• Automotive LED lighting
• LED stage lighting
• Solar LED lighting
• LED signal lighting
• LED Street lighting