L6561D013TR Allicdata Electronics

L6561D013TR Integrated Circuits (ICs)

Allicdata Part #:

497-4582-2-ND

Manufacturer Part#:

L6561D013TR

Price: $ 0.00
Product Category:

Integrated Circuits (ICs)

Manufacturer: STMicroelectronics
Short Description: IC PFC CTRLR TRANSITION 8SOIC
More Detail: PFC IC Discontinuous (Transition) 8-SO
DataSheet: L6561D013TR datasheetL6561D013TR Datasheet/PDF
Quantity: 1000
Stock 1000Can Ship Immediately
Specifications
Package / Case: 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package: 8-SO
Base Part Number: L6561
Series: --
Packaging: Tape & Reel (TR) 
Part Status: Not For New Designs
Mode: Discontinuous (Transition)
Frequency - Switching: --
Current - Startup: 50µA
Voltage - Supply: 11 V ~ 18 V
Operating Temperature: -25°C ~ 125°C
Mounting Type: Surface Mount
Description

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Power Factor Correction (PFC) is a technology that is used to increase the efficiency of energy transmission, improve the power quality, and ensure the reliability of electrical systems. It is based on the use of electronic devices to reduce the harmonic distortion associated with conventional power conversion, and thus providing improved reliability and power quality. The L6561D013TR is a power factor correction IC specificially designed to be used in AC-DC converter applications which require low noise level and improved power quality. It features low-side current sensing throgh an adjustable current recycling circiut, as well as an overload management system for protection against excess loading.

The main components of the L6561D013TR is a Pulse Width Modulator (PWM) with appropriate control logic to regulate a power factor correction loop. This PWM control logic includes an adjustable phase angle such that the required input power factor is achieved. The input filter included in the device removes non-linear components from the input source and reduces the voltage sag or harmonic content produced by the AC-DC converter. Additionally, this device also features an adjustablw switching frequency that can be set to the lowest value allowed by the application load.

The working principle of L6561D013TR consists of four main stages. Firstly, the AC signal from the input source is converted to an equivalent DC signal. Secondly, the high frequency switching signal is generated which determines the controllable phase shift of the output signal. This phase shift is used to achieve the required input power factor. Thirdly, the main control loop continuously adjusts the duty cycle of the switch signal to achieve the desired output voltage and current. Lastly, the PWM switching signal is applied to the dedicated output pins connected to the power switch.

The L6561D013TR PFC IC is designed to be used in high power AC-DC power converters such as off-line power supplies, AC adapters, and battery chargers. The device offers high performance, excellent noise immunity, and is extremely reliable. It is capable to manage the output power up to 1.2kW with high efficiency, low ripple, and without over-current or temperature protection. Additionally, it features both low-side current sensing and current recycling which provides full load and overload management system. Furthermore, it offers various protection features such as transient voltage suppression, hysteresis control, line under or overvoltage protection, and open loop detection.

In conclusion, the L6561D013TR is a high performance power factor controller IC that is used to improve the performance and reliability of AC-DC power converter. It offers a highly efficient power factor correction circuit and maintains high power output quality. Its adjustable current sensing and current recycling circuit ensures full load and overload protection. Furthermore, the device is capable of controlling the output power up to 1.2kW with high efficiency and low ripple.

The specific data is subject to PDF, and the above content is for reference

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