ADP3624ARDZ-RL

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PMIC - Gate Drivers

ADP3624ARDZ-RL is a highly integrated and cost efficient power management solution for applications such as digital TV and set-top boxes, gaming consoles, and HDD enclosures. The smart gate driver is designed for power transistors for supplying a wide range of input voltages. The ADP3624ARDZ-RL offers an integrated power stage, gate driver, and gate power supply, which reduces the number of components and PC board area required compared to PNP approaches. The device offers both on-on and on-off capability.

ADP3624ARDZ-RL Application Field

ADP3624ARDZ-RL is primarily used in applications requiring the fast switching of power transistors with a wide range of input voltages. This can include consumer electronics such as digital televisions and set-top boxes, gaming consoles, and hard disk drive enclosures. Additionally, the device can be used in power supplies, LED backlighting, and power converters. Lastly, the smart gate driver can be adopted for motor control applications such as AC appliances, printers, blowers, and hairdryers.

ADP3624ARDZ-RL Working Principle

The ADP3624ARDZ-RL integrates a high-speed gate driver, power stage and gate power supply into a single package. The device’s output voltage is monitored and adjusted based on the input voltage range, which allows for simple and cost effective designs without the need for additional components. The integrated gate power supply provides stable power supply to the gate driver to protect it against supply voltage drops. The device has a wide operating input voltage from 3.15V to 34V and an adjustable switching frequency from 200kHz to 2MHz. It also features over-current, short-circuit, and over-temperature protection for safe and reliable operation.

The ADP3624ARDZ-RL gate driver utilizes a single-chip solution that provides fast MOSFET switching times, suitable for a range of loads. The high-side driver has a fast transition time of 9ns, and the low-side driver has a fast transition time of 8ns. The drivers also have integrated bootstrap diodes for further protection. Lastly, the device offers an adjustable current limit and adjustable soft- start time for current limiting during start-up.

Conclusion

ADP3624ARDZ-RL is an integrated power management solution ideal for a wide range of application domains such as consumer electronics, power supplies, LED backlighting, power converters, and motor control applications. It integrates a high-speed gate driver, power stage and gate power supply into a single package and is designed to switch power transistors with fast transition times. The device also features over-current, short-circuit, and over-temperature protection for safe and reliable operation.

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