L6563STR - STMicroelectronics

Manufacturer Part Number

L6563STR

Manufacturer

STMicroelectronics

Introduction

The L6563STR is a highly integrated Power Factor Correction (PFC) controller IC used in switched-mode power supplies for efficient and low THD power delivery.

Product Features and Performance

Transition mode (TM) operation for high efficiency

Low startup current and operating quiescent current

Integrated high-voltage startup

UVLO (Under Voltage Lock Out) protection

Internal 2 ms Soft-start

Overvoltage protection (OVP)

Brownout detection

Feedback disconnection detection

Pin-to-pin compatibility with previous versions

Product Advantages

High power factor and low THD meeting IEC61000-3-2 standards

Optimized for Electronic Ballast and low power SMPS

Efficiency through a minimized number of external components

Reliability under different operating conditions

Key Technical Parameters

Mode: Discontinuous (Transition)

Voltage - Supply: 10.3V to 22.5V

Current - Startup: 90 µA

Operating Temperature: -25°C to 125°C

Frequency - Switching: Not specified

Quality and Safety Features

Under Voltage Lock Out protection

Soft-start to prevent current surge at startup

Overvoltage and brownout protection

Feedback disconnection detection for safety

Compatibility

Suitable for a 14-SOIC package

Pin compatibility with similar PFC controller ICs

Application Areas

Electronic Ballasts

Switch Mode Power Supplies (SMPS)

Power supplies for LED lighting

Low-to-medium power AC/DC adapters

Product Lifecycle

Currently active product

Not reported as nearing discontinuation

Possible availability of replacements or upgrades, which may be confirmed with the manufacturer

Several Key Reasons to Choose This Product

High integration reduces the need for external components, saving space and cost

Robust design enables a wide operating temperature range

Low startup and operating current contributes to overall system efficiency

Compliance with international power factor correction regulations

Entrusted production from STMicroelectronics, a leader in semiconductor solutions