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reference designRAA211820GNP | Demoboard RTKA211820DE0000BU

Renesas RAA211820GNP | Demoboard RTKA211820DE0000BU

RAA211820 Synchronous Buck Evaluation Board with 4.5V to 75V Input Range, 3.3V 2A Output (QFN version)

Overview

TopologyBuck Converter
Input voltage4.5-75 V
Switching frequency200-800 kHz
Output 13.3 V / 2 A
IC revision1.00

Description

The RTKA211820DE0000BU board demonstrates and quickly evaluates the RAA211820 (QFN version),a DC/DC synchronous step-down regulator with programmable switching frequency.The RAA211820 supports a wide input voltage range (from 4.5V to 75V) and adjustable output voltage. It delivers up to a continuous 2A output current with premium load regulation and line regulation performance.

Features

  • Simple and flexible design
  • 4.5V to 75V VIN range
  • Convenient power conversion

Typical applications

  • Distributed power supplies, Telecommunication base station power supplies
  • Industrial power systems, general-purpose point-of-load

More information

Products

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Order Code
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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74439346100
SPECWE-XHMI SMT Power Inductor, 10 µH, 6.4 A
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Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWE-XHMI SMT Power Inductor
Inductance10 µH
Performance Rated Current6.4 A
Saturation Current @ 30%9.7 A
DC Resistance26.5 mΩ
DC Resistance29.15 mΩ
Self Resonant Frequency18 MHz
MountSMT 
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