Texas Instruments

UCC3919DTR

UCC3919DTR Description

The UCC3919DTR is a general-purpose hot swap controller designed for surface mount applications, manufactured by Texas Instruments. This device is specifically engineered to manage the insertion and removal of circuit boards into live backplanes without causing system disruptions. Operating within a temperature range of 0°C to 70°C, the UCC3919DTR ensures reliable performance in standard operating environments.

Key technical specifications include a supply current of 1 mA and a supply voltage range of 3V to 8V, making it suitable for a variety of power supply configurations. The device is housed in a Tape & Reel (TR) package, facilitating efficient manufacturing processes and ensuring ease of integration into modern electronic systems. The UCC3919DTR is also compliant with REACH and ROHS3 standards, highlighting its environmental sustainability and regulatory adherence.

UCC3919DTR Features

The UCC3919DTR offers several unique features that distinguish it from similar hot swap controllers. One notable feature is its programmable capabilities, which include auto retry, circuit breaker, current limit, fault timeout, and latched fault. These programmable features provide enhanced flexibility and control, allowing designers to tailor the device to specific application requirements.

The inclusion of Under Voltage Lockout (UVLO) ensures that the device remains inactive until the supply voltage reaches a safe operating level, preventing potential damage from insufficient power. The absence of internal switches simplifies the design and reduces complexity, making the UCC3919DTR an ideal choice for applications where simplicity and reliability are paramount.

UCC3919DTR Applications

The UCC3919DTR is well-suited for general-purpose applications where hot swap functionality is essential. Its ability to manage the insertion and removal of circuit boards without disrupting the system makes it ideal for use in telecommunications equipment, data centers, and other high-reliability systems. The device's operating temperature range and supply voltage flexibility further enhance its versatility, enabling it to be used in a wide range of electronic systems.

Conclusion of UCC3919DTR

In summary, the UCC3919DTR is a robust hot swap controller that offers a combination of essential features and programmable options, making it a versatile solution for various applications. Despite its obsolete status, the UCC3919DTR remains a reliable choice for designers seeking a straightforward and efficient hot swap controller. Its compliance with environmental and regulatory standards ensures that it meets the requirements of modern electronics manufacturing. For applications requiring a reliable and flexible hot swap solution, the UCC3919DTR is an excellent choice.