NJU7677 Datasheet (New Japan Radio) - 1.8V Operate PWM control Step-Up / Flyback switching regulator IC

NJU7677, 1.8V Operate PWM control Step-Up / Flyback switching regulator IC

The NJU7677 is a high-speed switching regulator control IC for PWM control step-up and fly-back converter that operates from 1.8V.

It incorporates a totem pole driver output, which can directly drive an external MOS-FET.

The NJU7677 also has a soft-start function, dead time control and timer latch f

NJU7677 Features

* PWM switching control

* Operating Voltage 1.8V to 7V

* Wide Oscillator Range 300kHz to 1MHz

* Maximum Duty Cycle 90% typ.

* Quiescent Current

* Soft-Start Function 600µA typ. Internal : 4ms typ. or adjustable

* Dead Time Control

* Timer Latch for Short Circ