NCP5215 Datasheet - ON Semiconductor

NCP5215 Dual Synchronous Buck Controller

Pin No. Symbol Description 1 FSET Frequency SET Programmable pin of switching frequency for two channels. 2 VCC VCC This pin powers the control section of IC. 3 AGND Analog Ground Low noise ground for control section of IC. 4 VREF Reference Voltage Output Internal 0.8 V reference outpu.

NCP5215 Dual Synchronous Buck Controller for Notebook Power System The NCP5215, a high efficiency and fast transient response dual channel buck controller, provides a multifunctional power solution for notebook power system. 180o interleaved operation function between the two channels has capabilities of reducing the common input capacitor requirement and improving noise immunity. Adaptive Voltage Positioning (AVP) control reduces the requirement .

NCP5215 Features

* Wide Input Voltage Range: 4.5 V to 24 V

* Adjustable Output Voltage Range: 0.8 V to 3.0 V

* Selectable Nominal Fixed Switching Frequency: 200 kHz, 300 kHz, and 400 kHz

* 180° Interleaved Operation Function between the Two Channels

* Programmable Adaptive

NCP5215-ONSemiconductor.pdf