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STMICROELECTRONICS L6561D Power Factor Corrector IC

The L6561 is an advanced power factor corrector IC designed for electronic ballast, AC-DC adaptors, and switching mode power supplies. It features high precision adjustable output, very low start-up and operating supply current, internal overvoltage protection, transition mode operation, and a totem pole output capable of sourcing and sinking 400mA. Compatible with input voltages from 85V to 265V, it provides excellent Total Harmonic Distortion (THD), internal reference voltage of 1%, and includes disable functionality for standby power savings. Its design ensures efficient power conversion with minimal power dissipation and high reliability in industrial applications.

Authorized Distributors
Source:Newark
Part No:L6561D
Stock:16
Inv Date:06-11-2026
Price: Unit price: $1.25
Buy/RFQ:
Source:DigiKey
Part No:L6561D
Stock:1698
Inv Date:06-11-2026
Price: Unit price: $1.59
Buy/RFQ:
Part No:L6561D
Stock:2031
Inv Date:06-12-2026
Price: Unit price: $1.59
Buy/RFQ:
Part No:L6561D
Stock:0
Inv Date:06-11-2026
Price: Unit price: $1.04
Buy/RFQ:

STMICROELECTRONICS L6561D Power Factor Corrector IC Specifications:

  • Input Voltage Range: 85V to 265V
  • Output Current: Totem pole stage capable of +400mA
  • Internal Reference Voltage: 1% at 25°C
  • Start-up Current: 50pA typical
  • Quiescent Supply Current: 4mA typical
  • Transition Mode Operation with Zero Current Detection
  • Overvoltage Protection: Both static and dynamic modes
  • Package Types: DIP-8, SO-8
  • Maximum Junction Temperature: 150°C
  • Operating Temperature Range: -40°C to 150°C
  • Power Dissipation: 1W (DIP-8), 0.65W (SO-8)
  • Pin Functions: Inverting input, error amplifier output, multiplier input, current sense input, zero current detector, ground, gate driver output, supply voltage

Buy the STMicroelectronics L6561 – Reliable Power Factor Corrector for Industrial Applications

Get the STMicroelectronics L6561 power factor corrector online now for your industrial power systems. With high precision adjustable output, ultra-low startup current, transition mode operation, and internal overvoltage protection, this IC ensures reliable, efficient power conversion in applications from 85V to 265V. Compatible with DIP-8 and SO-8 packages, it supports high current drive with a totem pole output capable of sourcing and sinking 400mA. Optimize your power supplies for reduced THD and increased performance today.

Order your STMicroelectronics L6561 power factor corrector today and enhance your industrial power supplies with superior efficiency, low power consumption, and built-in overvoltage protection.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS L6561D?

You can click on the BUY or RFQ button to purchase L6561D from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part L6561D?

You can download the L6561D datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of L6561D?

STMICROELECTRONICS

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