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IC manufacturers Diodes Incorporated

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reference designAP65111AWU | Demoboard AP65111AWU-EVM

Diodes Incorporated AP65111AWU | Demoboard AP65111AWU-EVM

500kHz, 18V, 1.5A, Current Mode, DCM/CCM Synchronous DC/DC Buck Converter in TSOT26

Overview

TopologyBuck Converter
Input voltage4.5-18 V
Output 13.3 V / 1.5 A
IC revision1.0

Description

The AP65111A is a 500kHz switching frequency internal compensated synchronous DC/DC buck converter. It has integrated low RDSON high and low side MOSFETs.The AP65111A enables continuous load current of up to 1.5A with efficiency as high as 97%.The AP65111A implements an automatic custom light load efficiency improvement algorithm.The AP65111A features current mode control operation, which enables fast transient response times and easy loop stabilization.

Features

  • Synchronous Rectification: 160mΩ Internal High-side Switch and 85mΩ Internal Low-side Switch
  • Wide Input Voltage Range: 4.5V to 18V
  • Output Voltage Range: adjustable from 0.8V
  • 1.5A Continuous Output Current
  • 500kHz Switching Frequency
  • Built-in Over Current Limit, Over Voltage Protect and UVLO
  • Built-in Thermal Shutdown Protection
  • Available in smaller package, TSOT-26

Typical applications

  • Network Systems
  • Distributed Power Systems / FPGA, DSP and ASIC Supplies
  • Gaming Consoles / Flat Screen TV Sets and Monitors / Set Top Boxes / Home Audio

More information

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Product series
L(µH)
IRP,40K(A)
ISAT,10%(A)
ISAT,30%(A)
RDC(mΩ)
fres(MHz)
Material
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744325650
SPECWE-HCI SMT Flat Wire High Current Inductor, 6.5 µH, 11 A
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Downloads9 files

Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWE-HCI SMT Flat Wire High Current Inductor
Inductance6.5 µH
Performance Rated Current11 A
Saturation Current @ 10%4.4 A
Saturation Current @ 30%10 A
DC Resistance12.5 mΩ
Self Resonant Frequency27 MHz
MaterialSuperflux 
Packaging Unit700 
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