Overview of Texas Instruments TLV803RDBZR Voltage Supervisor

The Texas Instruments TLV803RDBZR is a compact, low-power voltage supervisor designed to monitor power supplies in digital systems. It ensures reliable operation and system integrity by providing a reset signal to microcontrollers and other processors when the monitored voltage falls below a predefined threshold. This device is a crucial component for applications requiring high reliability and continuous monitoring of power supply conditions.

Key Features

• Precision Voltage Monitoring: The TLV803RDBZR offers precise monitoring of the supply voltage with a factory-trimmed threshold voltage, ensuring accurate detection of under-voltage conditions.
• Low Power Consumption: With its low quiescent current, this voltage supervisor is an excellent choice for battery-powered and energy-sensitive applications.
• Reset Timeout Delay: It features a fixed delay time that provides a reset output, which allows the system to recover before resuming operation.
• Open-Drain Reset Output: The device comes with an open-drain active-low reset output, which can be interfaced with various logic levels and is suitable for driving a power MOSFET for power sequencing.
• Wide Operating Voltage Range: The TLV803RDBZR operates over a broad voltage range, accommodating different system requirements and ensuring versatility across multiple platforms.
• Temperature Range: It is designed to operate over an extended temperature range, making it suitable for industrial and automotive applications.
• Small Package Size: The device is available in a small, 3-pin SOT-23 package, minimizing the footprint on the PCB and allowing for high-density board designs.

Applications

The TLV803RDBZR voltage supervisor is ideal for a wide array of applications, such as:

• Microcontroller reset circuitry
• System power-on reset
• Portable and battery-powered equipment
• Intelligent instruments
• Industrial controls
• Automotive systems

With its precision voltage monitoring and low power consumption, the Texas Instruments TLV803RDBZR is an essential component for systems that require consistent and reliable monitoring of the power supply voltage to ensure proper operation and protection against power supply anomalies.