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

Manufacturer: New Japan Radio

NJU7677 1.8v operate pwm control step-up / flyback switching regulator ic by New Japan Radio - Datasheet Preview

Datasheet Details

Part number	NJU7677
Manufacturer	New Japan Radio
File Size	158.68 KB
Description	1.8V Operate PWM control Step-Up / Flyback switching regulator IC
Datasheet	NJU7677 Datasheet

General Description

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 for short circuit protection and their times are all adjustable with external parts.

Overview

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

Key Features

S.
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 Circuit Protection.
C-MOS Technology.
Package Outline NJU7677RB1 : MSOP8 (TVSP8).
MEET JEDEC MO-187-DA / THIN TYPE.
PIN.

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