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reference designRAA211250GNP | Demoboard RTKA211250DE0000BU

Renesas RAA211250GNP | Demoboard RTKA211250DE0000BU

RAA211250 Synchronous Buck Evaluation Board with 4.5V to 30V Input Range, 3.3V 5A Output (QFN version)

Overview

TopologyBuck Converter
Input voltage4.5-30 V
Switching frequency200-800 kHz
Output 13.3 V / 5 A
IC revision1.01

Description

The RTKA211250DE0000BU board evaluates the RAA211250 (QFN version), a DC/DC synchronous step-down regulator with programmable switching frequency. The RAA211250 supports a wide input voltage range (from 4.5V to 30V) and adjustable output voltage. It delivers up to continuous 5A output current with premium load regulation and line regulation performance.

Features

  • Simple and flexible design
  • 4.5V to 30V VIN range
  • Convenient power conversion

Typical applications

  • Portable mobility devices
  • Industrial power systems, Power tools, general purposes POL, Surveillance
  • Telecommunication base station power supplies, Up to 30V distributed power supplies

More information

Products

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Data­sheet
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Status
Product series
L(µH)
IRP,40K(A)
ISAT,30%(A)
RDC typ.(mΩ)
RDC max.(mΩ)
fres(MHz)
Mount
SamplesAvailability & Sample
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74439344033
SPECWE-XHMI SMT Power Inductor, 3.3 µH, 7.65 A
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Downloads9 files

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Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWE-XHMI SMT Power Inductor
Inductance3.3 µH
Performance Rated Current7.65 A
Saturation Current @ 30%14.5 A
DC Resistance19.2 mΩ
DC Resistance21.12 mΩ
Self Resonant Frequency31 MHz
MountSMT 
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