UCC3570DTR

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UCC3570DTR is an advanced, high-voltage MOSFET high-side driver intended for use in high-current, offline switch-mode power supplies. This driver has a wide input common-mode range, allowing it to drive capacitive as well as resistive loads. UCC3570DTR has an increased voltage range capability to enhance system performance and efficiency for branch current limit applications. The device utilizes a patented dual-on gate driver, which provides a package size reduction of up to 50% over similar devices.

The application field of UCC3570DTR includes, but not limited to, LED lighting, motor control, power factor correction (PFC), remote differential relays, dimmer switches, Uninterruptible Power Supplies (UPSs), Indoor/Outdoor lighting, home appliance control and Circuit Breaker applications.

The UCC3570DTR device has a wide common-mode input voltage range, with under-voltage lockout protection. The device has a built-in current sense comparator, which helps to limit start-up current by applying a constant current to the gate of the MOSFET. The device has a fast switching speed and provides drive current limiting for both positive and negative swings.

The working principle of UCC3570DTR is based on the use of power MOSFETs in low-voltage/high-current switching applications. The device is designed to switch the drain voltage of a power MOSFET from a low to a high voltage and back again. The device contains two dual-on gate drivers, which allow it to switch the voltage of two power MOSFETs. The drivers are activated by an external control signal, which is typically generated by a microcontroller.

The UCC3570DTR device is used to generate a high-voltage source of power for applications such as LED lighting and motor control. The device has a built-in current sense comparator, which helps to limit start-up current by applying a constant current to the gate of the MOSFET. The device also has a fast switching speed and provides drive current limiting for both positive and negative swings. The device utilizes a patented dual-on gate driver, which provides a package size reduction of up to 50% over similar devices.

Overall, UCC3570DTR is an advanced and high-voltage MOSFET high-side driver suitable for use in high-current, offline switch-mode power supplies. The built-in current limit feature helps to reduce power loss and improve system efficiency while the fast switching speed helps to reduce response time in applications. UCC3570DTR can be used in power factor correction (PFC), dimmer switches, remote differential relays, UPSs, home appliance control and circuit breaker applications.

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