ISL6614AIR-T

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The ISL6614AIR-T is an analog gate driver from Renesas that is designed for motor drive applications. It is capable of driving high voltage gate signals up to 32V, and can provide peak currents up to 14A. The ISL6614AIR-T is a dual, low voltage, pulse-width-modulated (PWM) device that includes two independent, half-bridge gate drivers with adjustable dead time.

Introduction

The ISL6614AIR-T is a PMIC – Gate Drivers developed by Renesas and targeted for motor drive applications. It is a dual, low voltage, pulse-width-modulated (PWM) gate driver with adjustable dead time, high voltage capability up to 32V and peak currents up to 14 A. It is fit to use in applications like motor control, automotive, and industrial applications. Renesas provides its customers dual full bridge gate driver (CABG), adjustable dead time between 400 ns and 1500 ns, low level tail current up to 21 mA. In this application, the gate driver also provides complete protection for power train and smooth transition in control operation. The ISL6614AIR-T features a wide operating temperature range from -40 °C to +85 °C and provides excellent EMC and IEC 61000-4-2 performance.

Features and Benefits

The product features a wide range of flexible configuration options which include adjustable dead time, fast switching time, robust latch to protect power transistors, adjustable over-current protection, auto-restart mode, over-temperature protection and support for isolated operation. The ISL6614AIR-T employs low-voltage operation with adjustable dead time for greater flexibility of use. The wide range of features and benefits makes the product suitable for a wide variety of applications such as motor drives, automotive, and industrial applications. The product also supports two selectable input voltage ranges which make it suitable for use in 12V and 24V motor drive applications.

Application Field and Working Principle

The ISL6614AIR-T is suitable for a wide range of motor drive applications and is particularly suited for automotive and industrial applications. It is capable of driving high voltage gate signals up to 32V, and can provide peak currents up to 14A. The product also employs an advanced gate driving architecture that includes both current steering and resistance steering modes to provide robust gate driving performance. This advanced architecture also supports programmable dead-time, fast switching time, over-current protection, auto-restart mode and over-temperature protection.

The ISL6614AIR-T employs two independent half-bridge gate drivers that can be used to drive high current motors. The dual full-bridge gate driver (CABG) is capable of operating up to 32V gate drive voltage, and has adjustable dead time up to 1500 ns. It also provides two different input voltage ranges which make it suitable to use in 12V and 24V motor drives. The product also provides comprehensive protection features which include over current protection (OCP) at full load, over temperature protection (OTP), and under voltage lockout (UVLO) protection. Also, the product supports both isolated and non-isolated configurations. The device also includes a diagnostic pin which provides feedback signals to indicate the status of the device such as device temperature, gate voltage, and gate current.

In summary, the ISL6614AIR-T is an advanced gate driver from Renesas that is specifically tailored for motor drive applications. It is capable of providing peak currents up to 14A, and has adjustable dead time up to 1500 ns. The product also provides a wide range of protective features including over-current protection, over-temperature protection, and under-voltage lockout protection. It supports two different input voltage ranges which make it suitable for use in 12V and 24V motor drive applications. With its advanced architecture and comprehensive protection features, the ISL6614AIR-T is the ideal choice for a wide range of motor drive applications.

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