Microchip Technology

TC33372VAT  

AC DC Converters, Offline Switches

TC33372VAT Description

The TC33372VAT is a high-performance, high-voltage switching regulator designed for AC-DC conversion applications. Manufactured by Microchip Technology, this device is part of the AC DC Converters and Offline Switches category. It is ideal for applications requiring efficient power conversion and robust fault protection.

The TC33372VAT features a flyback topology, which is well-suited for isolated power supplies. This topology ensures high efficiency and reliability, making it suitable for a wide range of applications. The device operates with a switching frequency of 100kHz, which allows for compact design and reduced electromagnetic interference (EMI).

The regulator supports a wide input voltage range of 7.5V to 10V, ensuring stable operation across various power supply conditions. It also an includes internal switch, which simplifies the design and reduces the number of external components required. The device is housed in a through-hole package, making it suitable for applications where robust mechanical stability is required.

TC33372VAT Features

• High-Voltage Capability: With a breakdown voltage of 700V, the TC33372VAT can handle high input voltages, making it suitable for demanding applications.
• Wide Input Voltage Range: The device operates efficiently within a 7.5V to 10V input voltage range, providing flexibility in power supply design.
• Isolated Output: The flyback topology ensures that the output is isolated from the input, enhancing safety and reliability in applications where galvanic isolation is required.
• Robust Fault Protection: The TC33372VAT includes current limiting, over-temperature protection, and under-voltage lockout (UVLO) features, safeguarding the device and connected components from potential damage.
• High Efficiency: The 100kHz switching frequency allows for high efficiency and compact design, making it suitable for space-constrained applications.
• High Duty Cycle: The device supports a duty cycle of up to 74%, enabling efficient power conversion and reduced power loss.
• Moisture Sensitivity Level: MSL 3 (168 Hours) ensures that the device can withstand moisture exposure during manufacturing processes, enhancing its reliability.

TC33372VAT Applications

The TC33372VAT is ideal for a variety of applications that require efficient power conversion and robust protection. Some specific use cases include:

• Power Supplies: The device is well-suited for isolated power supplies in industrial and consumer electronics, where high efficiency and reliability are critical.
• Adapters and Chargers: The wide input voltage range and high power capability make it suitable for AC-DC adapters and chargers, ensuring stable operation across different power sources.
• Telecommunications: The TC33372VAT can be used in telecom equipment where isolated power supplies are required to ensure signal integrity and safety.
• Medical Equipment: The device's robust fault protection and isolated output make it suitable for medical devices where safety and reliability are paramount.

Conclusion### of TC33372VAT

The TC33372VAT from Microchip Technology is a versatile and reliable high-voltage switching regulator designed for AC-DC conversion applications. Its wide input voltage range, high breakdown voltage, and robust fault protection features make it an excellent choice for a variety of applications. The flyback topology ensures efficient power conversion and isolation, while the compact through-hole package and high switching frequency allow for space-efficient designs. The TC33372VAT stands out in its category due to its comprehensive feature set and high performance, making it a preferred choice for engineers and designers in the electronics industry.

TC33372VAT Documents

Download datasheets and manufacturer documentation for TC33372VAT

Datasheets :

Datasheet