The TL1431QDRQ1 from Texas Instruments is a precision programmable reference that is designed to offer a reliable solution for voltage reference requirements in a wide array of automotive and industrial applications. This device is characterized for operation from -40°C to 125°C, making it suitable for harsh environments and demanding conditions.

Key Features

• Voltage Reference: The TL1431QDRQ1 provides a precise 2.495V output voltage reference with a tight tolerance. This ensures stable and accurate reference voltage for ADCs, DACs, and other sensitive electronic components.
• Programmable Output: The output voltage can be set to any value between Vref (approximately 2.495V) and 36V using two external resistors. This allows for flexibility in design and application-specific tuning.
• Low Temperature Coefficient: It features a typical temperature coefficient of 50ppm/°C, which ensures minimal deviation in reference voltage across a wide temperature range.
• High Output Current: The device can source up to 100mA and sink up to 20mA, catering to applications that demand high current capabilities for driving loads or for use in power supply circuits.
• Automotive Qualified: As a Q1 device, the TL1431QDRQ1 is qualified for automotive applications, adhering to the rigorous standards required for automotive-grade components.

Applications

The TL1431QDRQ1 is ideal for various applications within the automotive sector, including engine control units, body electronics, infotainment systems, and advanced driver-assistance systems (ADAS). It is also well-suited for industrial applications such as power supplies, motor control circuits, and instrumentation.

Package and Availability

The device is available in an 8-pin SOIC package, which is designed for space-saving on PCBs and is compatible with standard surface-mount technology. The TL1431QDRQ1 ensures robust performance and long-term reliability, making it a preferred choice for engineers seeking a high-quality voltage reference solution.