IRS21952SPBF

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IRS21952SPBF is an integral gate driver device mainly employed for driving field-effect transistor (FET) in power management with adjustable gate resistors and matched propagation delays. When the two MOSFETs switch, the integrated gate driver quickly charges and discharges the gate, allowing high speed and low noise power semiconductor switch output performance. This type of switch is commonly used in Appliances, Motors and factory automation systems, lighting systems and other places.

The IRS21952SPBF power supply voltage ranges from 3.3V and 40V, with an operating temperature between -40°C and 125°C. It has an ExcaliburTM insulated-gate bipolar transistor (IGBT) driver to provide turn-on and turn-off functions for both MOSFETs. The IRS21952SPBF provides a variety of functions, including adjustable gate current, repetitive current limit, open-circuit-detection, short-circuit protection, and over-temperature protection, which can be enabled or disabled via digital command.

This device is easily interchangeable with other product models in the PMIC range. The IRS21952SPBF also features current limiting, programmable switch-off delays and high-frequency protection for power stage designs. In addition, its CMOS interface allows for fast commands and control via I2C. Incorporated active circuit protection technology enables a fault-tolerant power stage design with low-level over-current protection, over-temperature protection, over-voltage protection, under-voltage protection, and current limit protection.

The IRS21952SPBF has an input threshold that can be set to either positive or negative polarities. It operates in both single-ended or differential modes. With its adjustable pulse-by-pulse current limit and adjustable dead-time, it can achieve a high level of current regulation accuracy. Its low active and quiescent current consumption helps to reduce system power draw.

The gate drive capability of the IRS21952SPBF makes it an excellent choice for digital power applications. It has the capability to switch on and off rapidly, with low levels of electromagnetic interference. It is also suitable for low voltage applications such as LED lighting, DC-DC converters, and automotive devices. Its advanced fault protection features provide for system reliability and easy diagnostics.

In conclusion, the IRS21952SPBF is a versatile power management device which can be used in a variety of applications. With its adjustable gate resistors and matched propagation delays, it can achieve high speed and low noise switching performance. Its external input threshold and adjustable dead-time and pulse-by-pulse current limit make it a perfect choice for digital power management applications. Its fault-tolerant power stage design with low-level over-current protection, over-temperature protection, over-voltage protection, under-voltage protection and current limit protection make it an ideal device for power stage designs.

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