Converters | NCP5252

同期降圧レギュレータ、統合型、2.0 A、1.0 MHz、軽負荷効率

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Overview

NCP5252 は、ハイサイドおよびローサイド MOSFET を内蔵した同期降圧レギュレータです。 このデバイスは +5V または +12V 電源で動作できますし、下は 0.6V まで出力できます。 スイッチング周波数は 333 kHz から 1.0 MHz まで調整可能で、軽負荷効率のスキップ・モードもあります。 NCP5252 は、保護機能として、低電圧ロックアウト (UVLO)、過電圧保護 (OVP)、サイクル間電流保護 (OCP)、サーマル・シャットダウンを備えています。このパーツは 3x3mm QFN-16 パッケージで提供されます。

  • Buck Regulator
  • Desktop/Server power
  • Set-Top-Box & LCD-TV
  • LCD-TV
  • Set-Top-Box
  • Input voltage from 4.5 to 13.2 V
  • 0.6V +/-1% Accurate Reference
  • Transient Response Enhancement (TRE)
  • Lossless low side current sense
  • Cycle-by-cycle current limit
  • PowerGood Indication
  • Power Saving Mode at Light Load

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VCC Max (V)

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IO Typ (A)

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Reference Price

NCP5252MNTXG

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Lifetime

CAD Model

Pb

A

H

P

QFN-16

485G-01

1

260

REEL

3000

N

Step-Down

Voltage Mode

4.5

13.2

Adjustable

2

Up to 90

1000

$0.6874

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