LT1162CSW#TRPBF

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

The LT1162CSW#TRPBF is a high-performance, low-voltage, high-speed power MOSFET gate drive IC from Linear Technology. It is a dual-channel MOSFET driver intended for high-power control applications. The IC is ideal for applications such as DC/AC power conversion, motor control, DC/DC converters, and industrial control applications.

Specifically, the gate driver offers a high level of current capability and precision, featuring an internal 6A/12A (max) peak/continuous output drive current per channel. Furthermore, it features fast switching characteristics and low input logic current, plus a fast programmable rise/fall time for efficient switching. The IC also provides low-voltage operation (-1.65 V to 5 V) and high-speed operation (~2.5 nanoseconds). The digital logic inputs and outputs of the LT1162CSW#TRPBF can be driven by either TTL or CMOS, and it is compatible with the industry-standard SOT223/DPAK packages.

Application Field

The LT1162CSW#TRPBF is suitable for a wide range of power and control applications, including DC/DC converters, AC/DC power conversion, boost converters, buck converters, brushless DC fan and motor control, relay driver, LED driver and PWM dimming, xDSL line drivers, high-side MOSFET drivers, and self-timed circuits. The IC is also suitable for power switching applications in a wide variety of industries, such as automotive, commercial, industrial, and residential applications.

Working Principle

The LT1162CSW#TRPBF gate drive IC works by providing an output current that is proportional to the input voltage. The input voltage is provided to the gate driver through the Enable pin and can be regulated using the EN/OVP pin. Once enabled, the driver operates by applying an output current that is proportional to the input voltage. This output current drives the gate voltage of the MOSFET, which then determines the switching speed. The output current is also adjustable using the IMAX pins, allowing the switching speed to be accurately controlled.

As well as adjusting the switching speed, the current level can also be set via the IMAX pins. This allows the user to set the driver level current to ensure the fastest switching time is maintained without overdriving the MOSFET. Additionally, the driver features an under-voltage lockout (UVLO) feature which ensures that no output current is produced when the input voltage falls below the UVLO threshold. This helps to prevent accidental operation at low voltages and protects the MOSFET from damage.

The LT1162CSW#TRPBF also features a high-speed Shutdown signal for more precise control over timing. When enabled, the signal can be used to disconnect the MOSFET from its circuit as quickly as possible. This signal also prevents any unexpected turn-on of the device due to noise, which is especially important in high-power applications.

The LT1162CSW#TRPBF is instrumented with a wide selection of protection features to provide enhanced system reliability, including current limit, thermal shutdown, and output ESD protection. In addition, the IC can be used in a wide range of temperatures and operating conditions.

Conclusion

The LT1162CSW#TRPBF is a high-performance, low-voltage, high-speed power MOSFET gate drive IC with a wide range of applications. It is a dual-channel MOSFET driver that can provide a peak/continuous output drive current of 6A/12A (max) per channel plus fast switching characteristics and low input logic current. It is suitable for applications such as DC/AC power conversion, motor control, DC/DC converters, and industrial control applications. The LT1162CSW#TRPBF also offers a wide selection of protection features including current limit, thermal shutdown, and output ESD protection.

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