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NJU7678 - 3A MOSFET Step-Up / Flyback Switching Regulator IC

Description

NJU7678 is Step-up/Fly back type switching regulator IC with PWM control.

Internal soft-start function, dead time control and timer latch function are included, requiring no external components.

All parameters can be optimized by additional external components for design flexibility.

Features

  • Drain to Source Voltage 60V max. Drain to Source Current 3A max. PWM switching control Operating Voltage Range 2.5V to 7.0V Oscillating Frequency Range 300kHz to 1MHz Maximum Duty Cycle 90% typ. Soft-Start Function Internal fixed value: 4ms typ. or adjustable by external part Dead Time Control Timer Latch for Short Circuit Protection Package Outline NJU7678MLK: EQFN24.

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Datasheet Details

Part number NJU7678
Manufacturer New Japan Radio
File Size 141.32 KB
Description 3A MOSFET Step-Up / Flyback Switching Regulator IC
Datasheet download datasheet NJU7678 Datasheet

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Full PDF Text Transcription

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NJU7678 Internal 60V, 3A MOSFET Step-Up / Flyback Switching Regulator IC GENERAL DESCRIPTION NJU7678 is Step-up/Fly back type switching regulator IC with PWM control. Internal soft-start function, dead time control and timer latch function are included, requiring no external components. All parameters can be optimized by additional external components for design flexibility. FEATURES Drain to Source Voltage 60V max. Drain to Source Current 3A max. PWM switching control Operating Voltage Range 2.5V to 7.0V Oscillating Frequency Range 300kHz to 1MHz Maximum Duty Cycle 90% typ. Soft-Start Function Internal fixed value: 4ms typ.
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