Linear Regulators (LDO) | NCV47821

LDO レギュレータ、200 mA、低ドロップアウト、高 PSRR

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Overview

NCV47821 デュアルチャネル LDO レギュレータは、チャネル当たり 200 mA で、厳しい車載環境での使用に向けて設計されています。高ピーク入力電圧耐性、逆入力電圧保護、逆バイアス、過電流/過熱保護があります。統合入力センサ (各チャネルの CSO ピンに接続されている抵抗器で調整可能) という特長により、診断機能とシステム保護機能が得られます。CSO ピン出力電流により、CSO 抵抗器では各チャネルの出力電流に比例した電圧降下が発生します。OFF 状態での拡張保護機能もあり、専用の入力ピンと出力ピンで制御されます。

  • Audio and Infotainment System
  • Active Safety System
  • Satellite Radio
  • Navigation
  • Instrument Cluster
  • Automotive
  • Two Independent Enable Inputs (3.3 V Logic Compatible)
  • Adjustable Current Limits: up to 300 mA
  • Diagnostic Features:Short to Battery and Open Load detection in OFF StateInternal Components for OFF State DiagnosticsOpen Collector Flag Output
  • Adjustable Outputs: 3.3 V to 20 V ±3% Output Voltage
  • Output Current per Channel: up to 200 mA
  • Protection: Current Limitation, Thermal Shutdown, Reverse Input Voltage

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Output

Polarity

VO (V)

IO Typ (A)

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NCV47821PAAJR2G

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Active

CAD Model

Pb

A

H

P

TSSOP-14 EP

948AW

1

260

REEL

2500

N

Dual

Positive

Adj

0.2

-42

40

0.25

0.6

75

137

Yes

No

Automotive

$1.0058

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