MAX809SQ293D1T1G

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MAX809SQ293D1T1G

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IC SUPERVISOR 1 CHANNEL SC70-3

  • Fabricanteonsemi

  • Peça do Fabricante #MAX809SQ293D1T1G

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Especificações

Atributo Valor
Part Status Obsolete
Digi Key Programmable Not Verified
Type Simple Reset/Power-On Reset
Number of Voltages Monitored 1
Voltage - Threshold 2.93V
Output Push-Pull, Totem Pole
Reset Active Low
Reset Timeout 1ms Minimum
Operating Temperature -40°C ~ 105°C (TJ)
Mounting Type Surface Mount
Package / Case SC-70, SOT-323
Supplier Device Package SC-70-3 (SOT323)
Base Product Number MAX809

Visão Geral

Description

The MAX809SQ293D1T1G is a microprocessor supervisory circuit designed to monitor the power supply in electronic applications. Its primary function is to reset a microprocessor when the supply voltage drops below a preset threshold, ensuring the microprocessor starts in a known condition. This device is essential for maintaining system stability and preventing erroneous operations due to low voltage conditions.
Key features of the MAX809SQ293D1T1G include:
1. Voltage Monitoring: It monitors the power supply voltage and provides a reset output when the voltage falls below a specific level.
2. Reset Output: The device generates a reset signal to the microprocessor to reinitialize operations safely.
3. Low Power Consumption: Designed to use minimal power, making it suitable for battery-operated devices.
4. Precision: Offers precise voltage detection to ensure reliable performance.
5. Compact Packaging: Typically available in a small SOT-23 package, saving space in circuit designs.
Overall, the MAX809SQ293D1T1G is integral in maintaining the reliability and stability of microprocessor-based systems by preventing malfunctions due to power supply issues.

Equivalent

The MAX809SQ293D1T1G is a microprocessor supervisory circuit. Equivalent products include:
1. MCP100-300DI/TO by Microchip Technology
2. STM706T by STMicroelectronics
3. TCM809 by Microchip Technology
4. ADM809 by Analog Devices
5. TPS3809 by Texas Instruments
These are devices with similar functionality, typically offering a reset function, low power consumption, and precision voltage monitoring. Always verify specific parameters to ensure compatibility.

Features

The MAX809SQ293D1T1G is a microprocessor supervisory circuit designed to monitor the power supply voltage in microprocessor systems. Key features include:
1. Supply Voltage Monitoring: It ensures the microprocessor system is operating correctly by monitoring the supply voltage and initiating a reset if the voltage falls below a specified threshold.
2. Precision Monitoring: The device offers accurate voltage monitoring with a fixed threshold suitable for a variety of microprocessor applications.
3. Reset Functionality: It provides a push-pull active-low reset output, which can reset the microprocessor to a known state after the voltage stabilizes following a drop.
4. Low Supply Current: The circuit is designed to operate with minimal power consumption, making it suitable for power-sensitive applications.
5. Compact Packaging: It is available in a small SOT-23 package, making it ideal for space-constrained designs.
6. Temperature Range: It operates over a wide temperature range, ensuring reliability in varied environmental conditions.
These features make the MAX809SQ293D1T1G suitable for enhancing the reliability and stability of microprocessor-based systems.

Pinout

The MAX809SQ293D1T1G is a microprocessor supervisory circuit manufactured by ON Semiconductor. It is part of the MAX809 series, which are commonly used for monitoring power supplies in microprocessor systems. This particular device is designed to monitor the power supply voltage and provide a reset signal to the microprocessor when the voltage drops below a preset threshold.
The MAX809SQ293D1T1G comes in a SOT-23 package and has a 3-pin configuration. The functions of these pins are as follows:
1. VCC (Pin 1): This is the supply voltage input pin. The device monitors the voltage at this pin.
2. GND (Pin 2): This is the ground pin and serves as the reference point for the supply voltage.
3. RESET (Pin 3): This is the reset output pin. It provides a reset signal to the microprocessor when the monitored voltage drops below the specified threshold, ensuring the microprocessor is properly reset during power-up, power-down, and brownout conditions.
This IC is designed for applications that require reliable voltage monitoring and reset functionality to ensure stable operation of microprocessors.

Manufacturer

The MAX809SQ293D1T1G is manufactured by ON Semiconductor, which is now known as onsemi. Onsemi is a leading semiconductor company that designs and manufactures a wide range of semiconductor components used in various electronic systems and devices. They specialize in providing high-performance solutions for energy-efficient electronics, with products that serve a variety of markets including automotive, industrial, cloud, and IoT (Internet of Things). The company focuses on innovations that enable smarter and more sustainable electronics systems, and they offer products such as power management devices, sensors, connectivity solutions, and custom ASICs.

Application

The MAX809SQ293D1T1G is a microprocessor reset circuit used primarily in applications requiring reliable monitoring and resetting of microprocessor systems. Key application areas include:
1. Embedded Systems: Ensures system reliability by monitoring supply voltage and resetting microcontrollers during voltage drops.
2. Consumer Electronics: Used in devices like TVs, gaming consoles, and set-top boxes for safe operation.
3. Industrial Control Systems: Maintains stable operations in harsh environments by providing precise reset functionality.
4. Automotive Electronics: Helps in maintaining system integrity in automotive control units.
5. Portable Devices: Ensures stable operation of portable electronics by preventing erratic behavior during power fluctuations.

Package

The MAX809SQ293D1T1G is typically available in a SOT-23 package type, which is a small outline, surface-mount package commonly used for integrating small electronic components.

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