NCP1526 Datasheet - ON Semiconductor

NCP1526 Step Down Converter

(Pin out provided for concept purpose only and might change in the final product.) Pin No. Symbol Function Description 1 FB Analog Input Feedback voltage from the output of the power supply. This is the input to the error amplifier. 2 EN1 Digital Input Enable for DC *DC converter. T.

NCP1526 3 MHz, 400 mA, High Efficiency, Step Down Converter with Low Noise Voltage Regulator Optimized to Power Application Processor or RF Module The NCP1526 is a monolithic integrated circuit combining a step down PWM DC DC converter and a low noise, low dropout voltage regulator. The device is dedicated to power RF sensitive module in portable applications from one Li ion or three Alkaline / NiCd / NiMH batteries cells. The DC DC converter offe.

NCP1526 Features

* include integrated soft

* start, cycle

* by

* cycle current limiting, and thermal shutdown protection. The integrated very low noise, low dropout regulator is available with 150 mA current capability, current limitation and temperature limit protection. The NCP1526 is available in

NCP1526_ONSemiconductor.pdf