FP6339WQGTR PDF Datasheet – Step-Down Controller

Part Number : FP6339WQGTR, FP6339

Function : Synchronous Step-Down Controller

Package : TQFN-16 (3mmx3mm) type

Manufacturers : Fiti ( fitipower integrated technoloty inc )

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FP6339WQGTR datasheet pdf


The FP6339WQGTR is a cost effective, constant on-time synchronous buck, pseudo fixed-frequency, PWM controller for voltage regulation in system power applications, such as notebook PCs and other battery operated portable devices. The FP6339 includes a PWM controller generating output voltage form 0.75V to 5.25V using external resistors.


1. High Efficiency and Low Power Consumption
2. 1µA Typical Shutdown Current
3. ±1% Internal Reference Accuracy
4. Wide Input Supply Voltage Range : 3V to 25V
5. Internal Soft-Start
6. Under-Voltage-Lock-Out Protection
7. Integrated Soft-Stop at Output


1. Notebook and Sub-Notebook Computers
2. I/O Supplies
3. System Power Supplies

FP6339WQGTR PDF Datasheet

FP6339WQGTR pdf