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The AP43771 is a highly integrated USB Type-C power delivery controller and targeted for USB-Type-C adapter and charger application. It is compatible with Qualcomm QC4/QC4+ protocol, which supports USB Power Delivery specification Rev3.0 V1.2 (including Optional PPS Support).


  • Type-C USB Adapter/Charger
  • USB PD Converter


  • Compatible with USB PD Rev3.0 V1.2
  • USB-IF PD3.0/PPS Certificated TID = 1090028
  • Qualcomm QC4/4+ Protocol Certificated
  • OTP (One-Time-Programmable) for Main Firmware
  • MTP (Multi-Time-Programmable ) for System Configuration
  • Built-In Regulator for CV and CC Control
  • Support SCP/OTP/OVP/UVP with Auto-Restart
  • Support Power Saving Mode
  • External N -MOSFET Control for VBUS Power Delivery
  • Support e-Marker Cable Detection
  • Operating Voltage Range: 3.3V to 20V
  • Fewest External Component Count

Product Specifications

Product Parameters

VCC Max 24 V
Operating Current 3300 µA
Protocol Compatible USB PD3.0&QC4/4+
Voltage Sense Reference Programmable
Current Sense Reference Programmable
UVLO 2.7 V

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Orderable Part Number Buy from Distributor / Contact Sales Request Samples


Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Digi-Key Electronics 2980 2/24/2021 Europe, Asia, North America Buy Now
Mouser Electronics Inc. 2954 2/24/2021 South America, North America, Asia, Europe, Middle East Buy Now
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