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Description

The AP65251 is an aCOT synchronous buck converter providing high efficiency, excellent transient response and high DC output accuracy for low-voltage regulation in digital TV and monitor.

The AP65251 features UVLO, OTP, OVP and OCP to protect the circuit.

This IC is available in TSOT26 package.

Application

  • Point-of-Load Power

Features

  • Synchronous Rectification: 150mΩ Internal High-side Switch and 90mΩ Internal Low-side Switch
  • Wide Input Voltage Range: 4.5V to 16V
  • Output Voltage Range: adjustable from 0.8V
  • 2A 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, TSOT26

Product Specifications

Product Parameters

Type Buck
Efficiency 95 %
HS RDS(ON) N/A mΩ
LS RDS(ON) N/A mΩ
Frequency Typ 500 kHz
Minimum Input Voltage 4.5 V
Maximum Input Voltage 16 V
Output Current 2 A
Output Voltage 0.6 to 6 V
Quiescent Current Typ 0.8 mA
Shutdown Current Typ 1 µA

Related Content

Packages
TSOT26

Technical Documents

Recommended Soldering Techniques

TN1.pdf

Orderable Part Number Authorized Distributor Quantity Inventory Date Buy Online Region
AP65251WU-7 Digi-Key Electronics 806 4/3/2020 Buy Now United States
AP65251WU-7 Mouser Electronics Inc. 3000 4/3/2020 Buy Now United States
AP65251WU-7 RS Components 2975 4/3/2020 Buy Now England
AP65251WU-7 RS Components Ltd. 2975 4/1/2020 Buy Now Japan

PCNs

Product Change Notices

PCN # Issue Date Subject
PCN-2427 2019-10-15 Device End of Life (EOL)