HT0440LG-G

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A wide range of motor control applications need the correct gate driver to operate. The HT0440LG-G is an excellent choice for controlling brushed DC motors and other associated devices. By combining a high-speed optoisolator, current protection and OptoFET, this single compact device that can manage all necessary motor control requirements.

HT0440LG-G is a bi-directional integrated power MOSFET gate driver which operates between 8-V and 18-V power supply input. It features two channels of gate drive in a single package. It is designed to drive high edge rate N-channel and P-channel MOSFETs to provide high switching speeds required in various power applications. The device includes two fully independent drivers which are capable of supplying up to 6.0A peak current and 5.5A RMS current. It also has an optically isolated control input, a wide common mode voltage range, and several protection features for better performance.

HT0440LG-G integrates a low-power optoisolator, protection, and OptoFET in a single device with a very compact form factor. The optoisolator isolates the output from the input side, thereby providing reliable switch performance in harsh environments. With its low power consumption and low quiescent current, the HT0440LG-G gate driver can operate in power-sensitive applications and can be powered with a wide range of voltage sources.

HT0440LG-G features two low-saturation Darlington drivers which provide high speed, high current, and low voltage drops across the MOSFETs. It also includes a power-on reset circuit, hysteresis-independent over-current protection, as well as latch-off protection. The output drivers feature slew rate control, which helps reduce charge stored in magnetics and EMI.

HT0440LG-G is used to drive power MOSFETs and IGBTs used in high-performance motor control applications such as brushless DC, AC induction, and resonant gate drive. It is also used in power converters where fast edge rates are needed such as telecom/datacom and server applications. Its small footprint and high efficiency under low-emission conditions make HT0440LG-G an ideal choice for motor control applications.

In summary, HT0440LG-G is a highly integrated and efficient power MOSFET gate driver that combines a low-power optoisolator, current protection, and OptoFET in a single device. It is designed to drive high edge rate N-channel and P-channel MOSFETs to provide high switching speeds required in various power applications. This device is used to drive power MOSFETs and IGBTs used in high-performance motor control applications.

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