Diodes Incorporated
SO 8 Standard

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AP3928

700V Non-isolated regulator up to 600mA output current

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Description

The AP3928 is a universal AC voltage step-down power switcher, specially designed for home appliances and IoT applications with non-isolated buck solution. The device integrates a 700V high performance power MOSFET. Coordinating with a single-winding inductor, it uses fewer external components and provides a low bill of materials (BOM) cost solution. The AP3928 can achieve high output current, excellent constant voltage regulation, and high conversion efficiency. The peak current and switching frequency continuously reduces as the load decreases, so the device can achieve excellent efficiency performance at light load and improve overall system efficiency. The AP3928 has multiple protection features to enhance the system safety and reliability. The device has overtemperature protection, under-voltage lock function, output short protection, overload protection, and open-loop protection. The AP3928 is available in the SO-8 (Standard) package

Feature(s)

  • Universal 85VAC to 300VAC Input Range
  • Internal MOSFET of 700V
  • Maximal Peak Current: 1.1A Typical.
  • Maximum 600mA Rated Output Current
  • Up to 10W Output Power
  • No Load Power Consumption: < 30mW with External Bias
  • Frequency Modulation to Suppress EMI
  • Various Protections: OTP (Overtemperature Protection), OLP
    (Overload Protection), SCP (Short-Circuit Protection)
  • Fewer Components
  •  Low Audible Noise Solution
  • SO-8 (Standard) Package
  • Totally Lead-Free & Fully RoHS Compliant
  • Halogen and Antimony Free. “Green” Device
  • For automotive applications requiring specific change
    control (i.e. parts qualified to AEC-Q100/101/200, PPAP
    capable, and manufactured in IATF 16949 certified facilities),
    please contact us or your local Diodes representative.
    https://www.diodes.com/quality/product-definitions/

Application(s)

  • Home Appliances
  • IoT Applications
  • Industrial Controls
  • Standby Power and Auxiliary Power

Product Specifications

Product Parameters

RDS(ON) (Max) (?) 6.5
Iout (Max) (mA) 600
StandbyPower (Max) (mW) 30 mW
BVDSS (Min) (V) 700 V
VFB (V) 2.5
Ipeak (mA), Typ 1,100
Protection OTP, OLP, SCP
Release Date 202202

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Technical Documents

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Recommended Soldering Techniques

TN1.pdf

RoHS CofC