The Exar Corporation SP7120BEK-L is a dual output, high frequency, synchronous step-down regulator that operates from a 2.7V to 5.5V input voltage range.

• It is designed for: use in a variety of applications, including backlighting and power management for portable devices.
• This regulator features: an internal switch with a high-side MOSFET and a low-side MOSFET that operate @ a fixed frequency of 20kHz.
• It also features: analog and PWM dimming control, as well as over-current and over-temperature protection.
• The SP7120BEK-L is available in: a compact SOT-23-6 package and is ideal for use in space-constrained applications.