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L6743Q - High current MOSFET driver

Download the L6743Q datasheet PDF. This datasheet also covers the L6743 variant, as both devices belong to the same high current mosfet driver family and are provided as variant models within a single manufacturer datasheet.

Description

L6743, L6743Q is a flexible, high-frequency dualdriver specifically designed to drive N-channel MOSFETs connected in Synchronous-Rectified Buck topology.

Table 1.

Features

  • Dual MOSFET driver for synchronous rectified converters High driving current for fast external MOSFET switching Integrated bootstrap diode High frequency operation Enable pin Adaptive dead-time management Flexible gate-drive: 5V to 12V compatible High-impedance (HiZ) management for output stage Shutdown Preliminary OV protection SO-8 and DFN10 3x3 packages SO-8 DFN10 3x3 Combined with ST PWM Controllers, the driver allows implementi.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (L6743-STMicroelectronics.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

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Other Datasheets by STMicroelectronics

Part Number Description
L6743 High current MOSFET driver
L6743D High current MOSFET driver
L6740L Hybrid controller
L6701 3 Phase Controller
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Full PDF Text Transcription

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L6743 L6743Q High current MOSFET driver Features ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ Dual MOSFET driver for synchronous rectified converters High driving current for fast external MOSFET switching Integrated bootstrap diode High frequency operation Enable pin Adaptive dead-time management Flexible gate-drive: 5V to 12V compatible High-impedance (HiZ) management for output stage Shutdown Preliminary OV protection SO-8 and DFN10 3x3 packages SO-8 DFN10 3x3 Combined with ST PWM Controllers, the driver allows implementing complete voltage regulator solutions for modern high-current CPUs and DCDC conversion in general. L6743, L6743Q embeds high-current drivers for both high-side and low-side MOSFETS.
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