Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

PMIC - Gate Drivers

The IRS21867SPBF is a high-performance, high-side and low-side gate driver IC designed with advanced low-loss N-MOSFET long-distance driving and integrated isolated high voltage CMOS current sensing technology. It is an ideal IC for advanced motor control applications such as home appliances, and industrial motor control. The IC also features a wide operating voltage range to reduce power consumption, advanced current sensing and current limiting in order to provide enhanced protection to gate drivers.

Application Field:

The IRS21867SPBF is suitable for a wide range of applications including industrial, consumer, and automotive motor control, load switching, power supply circuits, power management, and power factor correction. As it allows for higher efficiency, it is an ideal choice for fast switching, high-power, and power supply applications. Moreover, the IC has a wide operating voltage range which makes it applicable to different power levels and frequencies.

Working Principle:

The IRS21867SPBF gate driver IC is designed with a fully integrated high-side driver, low-side driver, current sense amplifier, and logic circuitry. It features a high current level output, with a peak voltage of up to 20V. The IC is also capable of sensing current, with a sense amplifier that is up to 6.4V in order to provide enhanced protection. The IC also features over-voltage and over-current protection to prevent damage from faulty loads or switching transients.

In the application of power control, the high-side and low-side gate drive outputs are used to drive N-MOSFETs. The low-side output is connected to the gate of a low-side N-MOSFET, while the high-side output is connected to the gate of the high-side N-MOSFET. The IC uses the integrated high voltage CMOS current sensing technology to provide precise current sensing. The sensed signal is then sent to the logic circuitry, which is designed to set the limits for the over-voltage and over-current protection.

With its integrated isolated high voltage CMOS current sensing technology, the IRS21867SPBF gate driver IC can provide precise current sensing and an efficient, cost-effective solution for power control applications. Moreover, the IC offers a wide operating voltage range which makes it applicable to a variety of power levels and frequencies. With its advanced current sensing and current limiting features, the IC offers an effective solution to protect your system from damage caused by faulty loads or switching transients.

The specific data is subject to PDF, and the above content is for reference