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DIODES INC. AP3792S13 Power Supply Controller

The AP3781 is a high-performance, lead-free, green power supply controller suitable for battery chargers and adapters. It operates on primary-side regulation with PFM and AM modes, providing high efficiency and low audible noise. Integrated protections include Vcc overvoltage, output OVP and UVP, short circuit, cycle-by-cycle current limit, open loop, and external/internal OTP. Packaged in SO-8, it supports flyback topology in discontinuous conduction mode, eliminating the need for opto-couplers, and offers adjustable line and cable compensation, making it ideal for power tools, routers, set-top boxes, and smart devices.

Authorized Distributors
Source:Newark
Part No:AP3792S-13
Stock:3975
Inv Date:06-11-2026
Price: Unit price: $0.968
Buy/RFQ:
Source:DigiKey
Part No:AP3792S-13
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.17433
Buy/RFQ:
Part No:AP3792S-13
Stock:0
Inv Date:06-12-2026
Price: Unit price: $0.42
Buy/RFQ:

DIODES INC. AP3792S13 Power Supply Controller Specifications:

  • Supply Voltage: 10V to 30V
  • Output Overvoltage Protection Threshold: 3.6V
  • Feedback Pin Voltage: 2.35V to 2.45V
  • Peak Current Limit: 55-65Ω sensing resistor
  • Operating Temperature Range: -40°C to +85°C
  • Package: SO-8, RoHS compliant, lead-free
  • Protections: Vcc OVP, Output OVP/UVP, Short circuit, Cycle-by-cycle current limit, External/internal OTP
  • Switching Frequency Range: up to 65kHz, with active jitter
  • External cable compensation: 3% to 8%
  • Isolation: Eliminates opto-coupler with primary regulation
  • Applications: Power tools, routers, set-top boxes, smart speakers, network adaptors
  • Temperature Protection: External NTC for adjustable OTP
  • Efficiency: High due to PFM/AM modes and multi-segment peak current control
  • RoHS/REACH compliant, halogen-free, antimony-free

Buy the Diodes Series AP3781 Power Controller: AP3781S13

Order the Diodes AP3781S13 power supply controller online now to ensure high efficiency, comprehensive protection, and noise-optimized operation for your battery chargers, adapters, and electronic power systems. This lead-free, RoHS-compliant device is designed for easy integration in flyback topologies, eliminating the need for opto-couplers and supporting wide voltage and temperature ranges. Perfect for power tools, routers, set-top boxes, and smart devices, it guarantees dependable performance with built-in protections like Vcc OVP, OTP, and short circuit safeguard, ensuring your system runs smoothly and safely.

Get Diodes AP3781S13 today—built for primary-side regulation, high efficiency, and reliable protection in power supply applications.

Frequently Asked Questions

Where can I buy DIODES INC. AP3792S13?

You can click on the BUY or RFQ button to purchase AP3792S13 from an authorized DIODES INC. distributor.

How do I troubleshoot issues or seek technical support for part AP3792S13?

You can download the AP3792S13 datasheet or visit the DIODES INC. website for support.

Who is the manufacturer of AP3792S13?

DIODES INC.

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