SI9169 Datasheet - Vishay Siliconix

SI9169 High Frequency 1-A Synchronous Buck/Boost Converter

The Si9169 provides fully integrated synchronous buck or boost converter solution for the latest one cell Lithium Ion cellular phones. Capable of delivering up to 1 A of output current at + 3.6 V, the Si9169 provides ample power for various baseband circuits as well as for some PAs. It combines the .

SI9169 Features

* Voltage Mode Control

* Fully Integrated MOSFET Switches

* 2.7 V to 6 V Input Voltage Range RoHS

* Programmable PWM/PSM Control COMPLIANT - Up to 1 A Output Current at 3.6 V in PWM - Up to 2 MHz Adjustable Switching Frequency in PWM - Less than 200 µA Quiesc

SI9169_VishaySiliconix.pdf