MAX809REUR.

The MAX809REUR is a voltage supervisor integrated circuit (IC) designed to monitor power supply levels in various electronic applications. It features a reset output that asserts when the supply voltage drops below a specified threshold, ensuring that microcontrollers and other digital circuits operate reliably.
Key features include:
- Threshold Voltage: The MAX809REUR has a fixed reset threshold voltage typically set at 4.63V or other variants, depending on the specific model.
- Fast Response Time: It provides a quick response to voltage changes, essential for preventing erratic system behavior during power fluctuations.
- Compact Package: Available in a small SOT-23 package, it is suitable for space-constrained designs.
- Low Power Consumption: The device operates with minimal current draw, making it ideal for battery-operated devices.
Common applications include consumer electronics, automotive systems, and industrial controls, where reliable voltage monitoring and reset functionality are critical.

The MAX809REUR is a voltage supervisor designed to monitor power supply levels in various electronic applications. Key features include:
1. Voltage Detection: Monitors power supply voltages to ensure they remain within safe operating ranges.
2. Threshold Options: Available in multiple voltage thresholds, typically around 2.63V, 3.08V, and 4.63V, allowing for flexibility in design.
3. Reset Output: Provides a reset output that is active low, which resets microcontrollers and other digital circuits in case of undervoltage conditions.
4. Fast Response Time: Quick detection of voltage drops, ensuring timely resets to prevent erratic behavior in connected devices.
5. Low Power Consumption: Operates at low current levels, making it suitable for battery-powered applications.
6. Compact Package: Offered in a small SOT23 package, facilitating space-saving designs in compact electronics.
These features make the MAX809REUR an ideal choice for power management in various systems, including consumer electronics, industrial equipment, and automotive applications.

The MAX809REUR is packaged in a 5-pin SOT23 surface-mount package.

The MAX809REUR is a microprocessor supervisory circuit housed in a 5-pin SOT23 package. It features a pin count of 5. The primary functions of the MAX809REUR include monitoring power supply voltages and generating reset signals for microcontrollers and other digital devices.
The pin configuration is as follows:
1. GND - Ground connection.
2. VCC - Supply voltage input.
3. RESET - Active-low reset output.
4. RESET - Active-high reset output (if applicable, depending on the specific variant).
5. NC - No connection (not used).
The device provides a reset signal when the supply voltage falls below a predetermined threshold, ensuring reliable operation of microprocessors during power-up and power-down sequences. The MAX809REUR is particularly useful for applications requiring voltage monitoring and reset functionality.

The MAX809REUR is manufactured by Maxim Integrated, which is a semiconductor company that specializes in designing and producing analog and mixed-signal integrated circuits. Founded in 1983, Maxim Integrated focuses on providing innovative solutions for various applications, including automotive, healthcare, industrial, and consumer electronics. The company is known for its expertise in power management, signal processing, and data conversion technologies. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., further expanding its capabilities and product offerings in the semiconductor industry.

The MAX809REUR is a voltage supervisor used in various applications to monitor power supply levels. Key areas include microcontroller and microprocessor systems, battery-powered devices, automotive electronics, industrial automation, and telecommunications. It provides over-voltage and under-voltage detection, ensuring reliable operation and preventing system malfunctions due to voltage fluctuations. Its features enhance circuit protection and stability in critical applications.

The MAX809REUR is a microprocessor supervisory circuit. Equivalent products include:
1. LM809 - Texas Instruments
2. MAX810 - Maxim Integrated
3. MCP100 - Microchip Technology
4. STW811 - STMicroelectronics
Ensure to check voltage, reset thresholds, and package types for compatibility.