LM809M3-4.63

The LM809M3-4.63 is a voltage monitoring integrated circuit (IC) designed to supervise the power supply status in electronic systems. Its primary function is to monitor the voltage level and issue a reset signal to the microcontroller or system processor if the voltage drops below a predefined threshold of 4.63 volts. This feature is crucial in preventing erratic system behavior or data corruption due to insufficient power.
The LM809M3-4.63 is housed in a compact SOT-23 package, making it suitable for space-constrained applications. It operates with low power consumption, enhancing energy efficiency. The device typically includes features like a manual reset input, ensuring flexibility in system design, and a reset timeout period, which allows the system to stabilize before the processor resumes operation.
This IC is commonly used in battery-operated devices, embedded systems, and consumer electronics, providing reliability and stability by ensuring that the system only operates under safe voltage conditions. Its simple integration and robust performance make it a popular choice for designers looking to enhance the dependability of their electronic systems.

The LM809M3-4.63 is a voltage supervisor IC designed for monitoring the power supply levels in microprocessor-based systems. Key features include:
1. Threshold Voltage: It monitors a fixed voltage threshold of 4.63V, ensuring the connected microprocessor operates within safe voltage levels.
2. Reset Functionality: Provides a reset signal to the processor if the monitored voltage falls below the threshold, preventing erratic operation.
3. Manual Reset Input: Allows for a manual reset function to be triggered externally.
4. Reset Timeout: Offers a reset timeout period to ensure the system has stabilized before operation resumes, typically 140ms.
5. Low Supply Current: Consumes minimal power, making it efficient for battery-operated devices.
6. Operating Temperature Range: Suitable for use in industrial environments with a wide temperature range.
7. Package: Available in a compact SOT-23 package, aiding in space-saving designs.
8. Precision Monitoring: High accuracy in monitoring voltage levels to prevent false resets.
Overall, the LM809M3-4.63 enhances system reliability by preventing processor malfunction during undervoltage conditions.

The LM809M3-4.63 is typically available in a SOT-23 package. This package is a small, surface-mounted device suitable for compact electronic designs.

The LM809M3-4.63 is a supervisory circuit in a SOT-23 package, typically featuring 3 pins. It is used to monitor the supply voltage of a microprocessor and to reset the system when the voltage drops below a certain threshold. This particular variant monitors the voltage level and asserts a reset signal when the voltage drops below 4.63 volts (hence the “4.63” in the part number).
Key functions include:
1. Pin 1 (GND): Ground connection.
2. Pin 2 (RESET or RESET): This is the reset output pin, which goes low to initiate a reset when the monitored voltage is below the threshold. It returns to high when the voltage rises above the threshold.
3. Pin 3 (VCC): Voltage supply input that the device monitors.
These features make the LM809M3-4.63 suitable for ensuring reliable operation of microcontroller and microprocessor systems by providing a controlled reset signal during under-voltage conditions.

The LM809M3-4.63 is manufactured by Texas Instruments. Texas Instruments (TI) is a global semiconductor company that designs and manufactures analog and embedded processing chips. These products are used in a wide range of electronic devices and systems, providing essential functions in areas such as data processing, signal amplification, and conversion. TI is known for its innovation and expertise in the semiconductor industry, supplying components that are crucial for various applications, including consumer electronics, automotive, industrial, and communications.

The LM809M3-4.63 is a voltage supervisory circuit used primarily for microprocessor and microcontroller applications. Its primary function is to monitor supply voltage levels and ensure that systems start and operate only when the voltage is above a specified threshold, in this case, 4.63V. This makes it suitable for use in consumer electronics, automotive systems, and industrial applications where precise voltage monitoring and reliable system resets are critical for performance and safety.

The LM809M3-4.63 is a voltage supervisor IC. Equivalent products include the Maxim Integrated MAX809 series with a similar threshold voltage, the Microchip Technology MCP809 series, and the ON Semiconductor NCP300 series. These alternatives offer similar functionality, including voltage monitoring and reset output, but always check specific datasheets to ensure compatibility with your application.