LB11851MC Datasheet (ON Semiconductor) - Microprocessor Fan Motor Interface Driver

LB11851MC, Microprocessor Fan Motor Interface Driver

Ordering number: ENA2091 LB11851MC Monolithic Digital IC Microprocessor Fan Motor Interface Driver http://onsemi.com Overview The LB11851MC provides an interface between a microcontroller motor control signal and external MOS transistors.

This device can implement a microprocessor fan driver with a minimal number of external components.

The LB11851MC is optimal for server and personal computer microprocessor fan drive in response to temperature or other external signals when high precision an

LB11851MC Features

* Fan motor interface driver function (FGIN) ⇒ This IC accepts a signal from a microcontroller and interfaces to external power transistors (PMOS and NMOS) to provide high-efficiency low-power single-phase full-wave drive.

* Variable speed input pin (PWMIN) ⇒ PMOS side PWM control NM