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Categories Integrated Circuits
Manufacturer STMicroelectronics
Packaging Reel - TR
Status Active
Driven Configuration Half-Bridge
Channel Type Synchronous
Number of Drivers 2
Gate Type N-Channel MOSFET
Supply Voltage - Operating 5 V to 12 V
Logic Voltage - VIL, VIH 0.8V, 2V
Current - Peak Output (Source, Sink) 2A, -
Input Type Non-Inverting
High Side Voltage - Max (Bootstrap) 41V
Temperature Range - Operating 0°C to 125°C (TJ)
Mounting SMD (SMT)
Case / Package 10-DFN (3x3)
Win Source Part Number 018322-L6743QTR
Family Name L6743
Introduction Date March 30, 2007
ECCN EAR99
Country of Origin Philippines
Halogen Free Compliant
Estimated EOL Date Obsolete
Is this a common-used part? Yes
Popularity High
Supply and Demand Status Balance
Ultra Librarian 3D Model Ultra Librarian L6743QTR CAD Model

Description

The L6743QTR from STMicroelectronics is a high-performance, versatile controller designed for synchronous rectification in switch-mode power supplies. This advanced controller is part of STMicroelectronics' esteemed power management integrated circuits, known for their reliability and efficiency.

Key Features

  • High Efficiency: The L6743QTR is engineered to provide high efficiency, which is essential for reducing power loss and improving overall system performance.
  • Voltage Regulation: It offers precise voltage regulation, ensuring stable operation across different load conditions and contributing to the longevity of the power supply and connected devices.
  • Adaptive Gate Drive: The adaptive gate drive capability allows for optimal control of the external MOSFETs, ensuring that they operate efficiently and with minimal switching losses.
  • Protection Features: The product comes with a suite of protection features, including overvoltage, overcurrent, and thermal shutdown, which help safeguard the power supply and the end application from various fault conditions.

Applications

The L6743QTR is suitable for a wide range of applications, particularly where high efficiency and reliability are paramount. These include:

  • Desktop and laptop power supplies
  • Telecom and server power supplies
  • DC-DC converters
  • Industrial power systems

Technical Specifications

The device operates over a wide input voltage range and is housed in a compact QFN package, making it ideal for space-constrained applications. It integrates various control and monitoring functions that are critical for advanced power supply designs.

Quality and Support

STMicroelectronics is committed to delivering high-quality products. The L6743QTR is backed by the company's comprehensive technical support and documentation, ensuring a smooth design-in process for engineers and product designers.

For detailed technical specifications, application notes, and support resources, please visit the STMicroelectronics website.

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Pricing & Ordering

Quantity Unit Price Ext. Price
80+ $0.8176 $65.4080
195+ $0.6709 $130.8255
300+ $0.6499 $194.9700
415+ $0.6290 $261.0350
535+ $0.6080 $325.2800
715+ $0.5451 $389.7465
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Availability: 73,800 pieces
MOQ: 80 pcs
Order Increment : 1 piece
*Need More Quantity? *Request a Bulk Quantity Quotation?

Shipping Information

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