MAX15070AAUT+T

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The MAX15070AAUT+T is a dual-channel integrated gate driver for pulse-width modulation (PWM) applications, featuring microsecond-level switching time and 4kV ESD protection for robustness against ESD and surge events. The product combines two high-speed gate drivers with a built-in soft-start controller and two charge-pump circuits to efficiently supply the gate drivers with the necessary voltage without set up time. The dual-channel full-bridge gate drivers support a wide range of MOSFETs, including low-on-resistance depletion-mode and low-threshold voltage N-channel MOSFETs. Additionally, the charge-pump circuits of the MAX15070AAUT+T feature integrated level shifters for safe drain-source and source-body MOSFET grounding.

The MAX15070AAUT+T offers the industry’s highest efficiency, noise immunity, and slew rate, which are critical characteristics in applications such as motor control. The product boasts a fast switching time of around microseconds (clamped peak-to-peak on-time of 600ns), maximum slew rate of 20V⁄μs, and a high-fidelity pulse stretching operation of approximately 3μs. Furthermore, the MAX15070AAUT+T includes an integrated soft-start circuit, which is useful in applications requiring a smooth acceleration profile to avoid current spikes. This feature also reduces torque and noise generated by the motor and thereby extending its lifetime.

The MAX15070AAUT+T is designed to be used in power management, motor control, and LED lighting applications. It is capable of driving medium-voltage switching devices such as IGBTs and MOSFETs and can be used in differential H-bridge and full-bridge topologies. The product has a wide operating range of 8V to 12V, making it suitable for powering applications with higher voltage requirements. It can also provide up to 600µA of gate drive with a maximum supply current of 5 mA. Finally, the MAX15070AAUT+T is equipped with on-chip temperature protection circuitry and provides up to 4 kV ESD protection.

The MAX15070AAUT+T device supports N-channel MOSFETs, IGBTs, and integrated FETs in PWM applications. It offers high switching speeds and operational reliability with a fast switching time of 6μs, and a high-fidelity pulse stretching operation of approximately 3μs. It also features low parasitic parameters, such as Miller capacitance and Miller-doubling capacitance. The product supports a wide range of MOSFETs with a maximum gate driving current of 600µA, and can provide up to 4 kV ESD protection. Additionally, the device incorporates a built-in soft-start controller and two charge-pump circuits for efficient supply of the gate drivers.

In summary, the MAX15070AAUT+T is a highly reliable dual-channel integrated gate driver for applications requiring high-efficiencies and noise immunity, such as motor control and LED lighting. With its built-in soft-start controller, it can provide a smooth acceleration profile to prevent current spikes. It also supports a wide range of MOSFETs and has the ability to provide fast switching times and protection against ESD events. Finally, the device is capable of supplying up to 600µA of gate driving current and can operate across an 8V to 12V range. The MAX15070AAUT+T gate driver is an ideal choice for PWM applications in power management, motor control, and LED lighting.

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