ルネサス エレクトロニクス株式会社 (Renesas Electronics Corporation)
検索

RAA211233

アクティブ

24V, 3A 1.4MHz Integrated Switching Regulator

ご購入
RAA211233 Datasheet

概要

The RAA211233 is an integrated 24V, 3A, 1.4MHz synchronous buck regulator with current mode constant on-time (COT) control. 

The RAA211233 features comprehensive protection including input undervoltage lockout (UVLO), overcurrent protection (OCP), output undervoltage protection (OUVP), and over-temperature protection (OTP). The device is available in a 6 Ld TSOT23 package.

The device is available in a 6 Ld TSOT23 package.

RAA211233 Typical Application Schematic
RAA211233 Typical Application Schematic
  • 4.5V to 24V input supply range
  • Up to 3A output current
  • Integrated high-side (85mΩ) and low-side (45mΩ) MOSFETs
  • 1.4MHz switching frequency
  • 400μA quiescent current
  • Minimum on-time of 66ns
  • Minimum off-time of 250ns
  • 0.6V reference voltage with 2% accuracy
  • PFM mode under light-load condition
  • Current mode Constant On-Time (COT) control with internal compensation
  • Internal 1.2ms soft-start time
  • Protection: Low-Side Overcurrent (LSOC) limit, input Undervoltage Lockout (UVLO), Over-Temperature Protection (OTP), Output Undervoltage Protection (OUVP) with Hiccup Mode
  • Accurate EN threshold
  • 6 LD TSOT23 package
  • General purpose
  • Industrial power supplies
  • Embedded systems and I/O supplies
  • Sensor, imaging, and radar
  • Instrumentation, medical, audio, and RF power supplies

ドキュメント

ピックアップ
分類 タイトル 日時
データシート
RAA211233 Datasheet
PDF 2.64 MB
1件

設計・開発

RTKA211233DE0000BU Evaluation Board - Top

RTKA211233DE0000BU

Evaluation
詳しくはこちら

RAA211233 Synchronous Buck Evaluation Board with 4.5V to 24V Input Range, 3A Output (TSOT23-6 version)

The RAA211233 is an integrated 24V, 3A 1.4MHz synchronous buck regulator with constant on-time (COT) current mode control. It supports a wide input voltage range from...

主要ドキュメント:
RTKA211233DE0000BU Evaluation Board Manual

ECADモデル

[製品選択]テーブル内の製品名をクリックするとSamacSysが提供する回路図シンボル、PCBフットプリント、3D CADモデルがご確認いただけます。 お探しのシンボルやモデルが見つからない場合、Webサイトから直接リクエストできます。

ECADモデルを調べる
Diagram of ECAD Models