L6743QTR Integrated Circuits (ICs) |
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Allicdata Part #: | 497-6300-2-ND |
Manufacturer Part#: |
L6743QTR |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | STMicroelectronics |
Short Description: | IC MOSFET DRIVER HIGH CURR 10DFN |
More Detail: | Half-Bridge Gate Driver IC Non-Inverting 10-DFN (3... |
DataSheet: | L6743QTR Datasheet/PDF |
Quantity: | 1000 |
Current - Peak Output (Source, Sink): | 2A, - |
Base Part Number: | L6743 |
Supplier Device Package: | 10-DFN (3x3) |
Package / Case: | 10-VFDFN Exposed Pad |
Mounting Type: | Surface Mount |
Operating Temperature: | 0°C ~ 125°C (TJ) |
Rise / Fall Time (Typ): | -- |
High Side Voltage - Max (Bootstrap): | 41V |
Input Type: | Non-Inverting |
Series: | -- |
Logic Voltage - VIL, VIH: | 0.8V, 2V |
Voltage - Supply: | 5 V ~ 12 V |
Gate Type: | N-Channel MOSFET |
Number of Drivers: | 2 |
Channel Type: | Synchronous |
Driven Configuration: | Half-Bridge |
Part Status: | Obsolete |
Packaging: | Tape & Reel (TR) |
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Introduction
The L6743QTR (also known as the L6743QT) is a reliable and flexible Power Management Integrated Circuit (PMIC) developed by STMicroelectronics. The L6743QTR is specifically designed for power management and control applications, providing the necessary inputs and outputs to control, monitor and protect various power components and systems. This PMIC features various precision control functions, high-efficiency power conversion, and adaptive control loops. As part of STMicroelectronics’ family of PMICs designed for intelligent devices, the L6743QTR is a powerful tool for system designers. It is also a reliable tool for managing power in operating environments and temperature extremes.
Application Field
The application field of L6743QTR PMICs is quite broad due to its multiple input and output channels and functions. Primarily, the PMIC is used in many commercial, industrial, and consumer applications to drive, monitor, and protect various power components and systems. The L6743QTR can be used in various safety and fail-safe systems, as it features overvoltage protection, active current limit, fast fault detection, and programmable slew rates.
The PMIC can be used in LED lighting systems, as it provides constant voltage or current output for up to six LED strings. It also features adjustable PWM dimming and synchronized light system control. The device is used in asset tracking systems for various types of telemetric and environmental sensing applications since it includes an ADC, DAC, and an integrated temperature sensor.
The PMIC can also be used in other power systems, such as solar and wind energy systems, where it can provide overvoltage and overcharge protection, active current limit, and short-circuit protection. The PMIC is also well suited for powering embedded systems and motor controllers, as it supports PVCC, I/O drive strength, and power cycling sequence.
Working Principles
The L6743QTR PMIC integrates several control and protection functions in a single device that can be easily scaled to meet a variety of applications. It achieves this through precision analog and digital circuitry that allows the PMIC to control and regulate the current, voltage, and power delivery in a wide range of applications.
At the heart of the PMIC are several analog control loops which are used to regulate and protect system power. These loops include a switch-mode power converter for controlling voltage and current levels as well as an adaptive input loop for tracking the input voltage. The PMIC also includes an output shutdown circuit for overcurrent and overvoltage protection.
The L6743QTR PMIC also features a companion IC for high precision control, which works along with the power converter to provide more accurate current and voltage control across a wide range of operating conditions. This companion IC helps to provide fast fault protection and improved utilization of system components.
Finally, the PMIC includes a dedicated temperature monitor with over-temperature protection and programmable threshold levels, allowing devices to be safely operated in extreme environments.
Conclusion
The L6743QTR PMIC is an ideal power management solution for a variety of applications. It integrates several control, conversion, and protection functions in a single device, providing system designers with a reliable and versatile tool for managing and controlling power in any environment.
The specific data is subject to PDF, and the above content is for reference
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