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NCP459 Datasheet 4a Single Load Switch

Manufacturer: onsemi

Overview: NCP458R, NCP459 4 A Single Load Switch for Low Voltage Rail The NCP458R and NCP459 are power load switch with very low Ron NMOSFET controlled by external logic pin, allowing optimization of battery life, and portable device autonomy. Indeed, thanks to a best in class current consumption optimization with NMOS structure, leakage currents are drastically decreased. Offering optimized leakages isolation on the ICs connected on the battery. Output discharge path is proposed, in the NCP459 version , to eliminate residual voltages on the external ponents connected on output pin. Reverse voltage protection, from OUT to IN is offered in the NCP458R version. Proposed in wide input voltage range from 0.75 V to 5.5 V, and a very small CSP8 1 x 2 mm2.

This datasheet includes multiple variants, all published together in a single manufacturer document.

General Description

Pin Name Pin Number EN A1 IN B1, C1 VBIAS D1 GATE A2 OUT B2, C2 GND D2 Type INPUT POWER POWER I

Key Features

  • 0.75 V.
  • 5.5 V Operating Range.
  • 11 mW N.
  • MOSFET.
  • Vbias Rail Input.
  • DC Current up to 4 A.
  • Output Auto.
  • Discharge Option.
  • Reverse Blocking Option.
  • Active High EN Pin.
  • CSP8, 1 x 2 mm2, Pitch 0.5 mm Typical.

NCP459 Distributor