MAX809STR

The MAX809STR is a voltage supervisory circuit designed to monitor power supply levels in electronic systems. It is particularly useful for microcontrollers and digital logic circuits, providing a reliable reset signal during power-on, power-off, or brownout conditions. The device features a precision voltage threshold that can be set for various applications, ensuring proper operation of connected components.
Key features include low supply current, adjustable reset time, and a built-in watchdog timer option. The MAX809STR operates over a wide voltage range, typically from 2.63V to 5.5V, making it suitable for battery-operated devices and various power management applications. The device comes in a compact SOT-23 package, allowing for space-efficient designs.
Overall, the MAX809STR enhances system reliability by ensuring that the microcontroller or digital device only operates when voltage levels are stable, thus preventing erratic behavior or data corruption.

The MAX809STR is a low-voltage, microprocessor supervisory circuit designed for use in monitoring power supply voltages in various electronic applications. Key features include:
1. Voltage Monitoring: It provides a reset signal when the supply voltage drops below a predetermined threshold, ensuring system stability.
2. Multiple Reset Thresholds: Available in several fixed reset voltage options, allowing for customization based on application needs.
3. Low Power Consumption: Operates with very low supply current, enhancing battery life in portable devices.
4. Fast Reset Response: The device quickly asserts a reset signal during power-up and power-down events.
5. Temperature Range: Operates over a wide temperature range, making it suitable for diverse environments.
6. Active-Low Output: Features a TTL-compatible, active-low reset output, facilitating integration with digital circuits.
7. Compact Package: Available in small packages, ideal for space-constrained applications.
These features make the MAX809STR an effective solution for ensuring reliable operation in microprocessor-based systems.

The MAX809STR is available in a SOT23-5 package type. This small, surface-mount package is designed for space-constrained applications and provides reliable performance.

The MAX809STR is a voltage supervisor with a total of 5 pins. Its primary functions include monitoring supply voltage levels and providing reset signals for microcontrollers or other digital devices. The pin configuration is as follows:
1. VDD (Pin 1): Supply voltage input.
2. GND (Pin 2): Ground reference.
3. RESET (Pin 3): Active-low reset output; goes low when the monitored voltage falls below the specified threshold.
4. SVS (Pin 4): Selectable threshold voltage input (connected to ground or VDD for different threshold settings).
5. N.C. (Pin 5): No connection; not used in the circuit.
The MAX809STR is designed for low-power applications and provides a simple, reliable means of ensuring system stability by generating reset signals during power-up, power-down, or voltage sags.

The MAX809STR is manufactured by Maxim Integrated, which is a semiconductor company known for designing and producing analog and mixed-signal integrated circuits. Founded in 1983, Maxim Integrated specializes in a variety of applications, including power management, data conversion, signal processing, and interface products. The company serves several markets such as automotive, industrial, communications, and consumer electronics. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., broadening its portfolio and market reach in the analog semiconductor industry.

The MAX809STR is a voltage supervisor used primarily in microcontroller and microprocessor applications. Its key areas include power-on reset, low-voltage detection, and fault protection in battery-powered devices. It ensures reliable operation by preventing system malfunction during voltage fluctuations and providing reset signals. Additionally, it is utilized in automotive electronics, telecommunications, and consumer electronics to enhance system reliability and performance.

The MAX809STR is a voltage supervisor chip with a specific threshold voltage. Equivalent products include the MCP100, TPS3808, and LM393. These alternatives may vary in features such as reset delay and supply voltage range, so always check specifications for compatibility with your specific application.