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L99ASC03GTR is a multifunctional system IC designed for three-phase motor control applications.The device features a voltage regulator to supply an external microcontroller and an operation amplifier for motor current sensing.

Features

AEC-Q100 qualified

5 V low-drop voltage regulator

Very low current consumption in standby mode

ST SPI interface for control and diagnostics

Window watchdog and fail-safe functionality

Two separate power supply pins

Three half-bridge drivers to control external MOSFETs

Full drive of external MOSFETs down to 6 V input voltage

Input pin for each gate driver

Two-stage charge pump supporting 100% duty cycle

PWM operation up to 80 kHz (not restricted)

Current-sense amplifier (configurable by SPI)

Disable input to turn off gate driver outputs

Analog multiplexer output to monitor external power supply voltages and internal junction temperature

Advanced BEMF detection IP

Overcurrent protection

Drain-source monitoring and open-load detection

Applications

Mechatronic three-phase motor application such as engine cooling fans, fuel pumps, water pumps,oil pumps

• 1.Is the inventory and price seen on the platform accurate?

  A: all online goods on the shelves can be ordered online, but considering the large liquidity of spot inventory, it is not possible to achieve 100% accuracy at present. In case of any abnormality, you can contact our company online and give the corresponding solution.

• 2.Are all our products genuine?

  A: our self-supporting products are from cooperative domestic and foreign original factories or authorized agents, and the source can be traced to ensure the original and authentic products.

• 3.Can you provide the qualification certificate of the original factory or agent?

  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

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• 6.Can the company issue an invoice?

  A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.