MAX825SEUK+T

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MAX825SEUK+T

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IC SUPERVISOR 1 CHANNEL SOT23-5

  • FabricanteAnalog Devices Inc./Maxim Integrated

  • Peça do Fabricante #MAX825SEUK+T

  • Pacote SC-74A,SOT-753

  • Em Estoque3784

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Type Simple Reset/Power-On Reset
NumberofVoltagesMonitored 1
Voltage-Threshold 2.93V
Output Push-Pull, Totem Pole
Reset Active High/Active Low
ResetTimeout 140ms Minimum
OperatingTemperature -40°C ~ 125°C (TA)
MountingType Surface Mount
Package/Case SC-74A, SOT-753

Visão Geral

Description

The MAX825SEUK+T is a microprocessor supervisory circuit designed by Maxim Integrated, now part of Analog Devices. It is used to monitor system power supply voltages in microprocessor-based systems, ensuring proper operation by generating a reset signal when the power supply voltage falls below a specified threshold. This device is particularly useful for safeguarding microcontrollers and other digital systems from erratic behavior caused by insufficient voltage levels.
Key features of the MAX825SEUK+T include low supply current, precision monitoring, and manual reset capability. It typically operates at a low supply current, making it suitable for battery-powered applications. The device is available in a compact SOT-23 package, allowing for efficient use of PCB space.
The MAX825SEUK+T is specifically configured to monitor single voltage levels and provides a reset output to microcontrollers during power-up, power-down, and brownout conditions. By ensuring a stable power environment, it helps maintain data integrity and prevents system crashes or malfunctions due to power supply inconsistencies.

Equivalent

The MAX825SEUK+T is a microprocessor supervisory circuit. Equivalent products include:
1. Microchip MCP101 series.
2. Texas Instruments TPS3839 series.
3. Analog Devices ADM805 series.
When selecting an equivalent, ensure the replacement matches key specifications such as voltage threshold, package type, and temperature range. Always verify compatibility with your specific application requirements.

Features

The MAX825SEUK+T is a microprocessor supervisory circuit designed to monitor the power supply voltage in microprocessor and digital systems. Key features include:
1. Voltage Monitoring: It supervises the power supply voltage and asserts a reset signal whenever the monitored voltage falls below a preset threshold.
2. Low Power Consumption: It utilizes minimal power, making it suitable for battery-operated devices.
3. Precision Voltage Threshold: The device features a highly accurate voltage threshold, ensuring reliable performance.
4. Manual Reset Input: Includes a manual reset input that allows external override for additional control.
5. Reset Output: The reset output is active low, ensuring that the system can react promptly during voltage perturbations.
6. Temperature Range: Operates efficiently over a wide temperature range, suitable for various environments.
7. Compact Package: Available in a small SOT-23 package, ideal for space-constrained applications.
These features make the MAX825SEUK+T an efficient choice for maintaining system stability and reliability in digital electronic systems.

Pinout

The MAX825SEUK+T is a voltage detector IC manufactured by Maxim Integrated (now part of Analog Devices). It comes in a 5-pin SOT23 package. The primary function of the MAX825SEUK+T is to monitor a system's supply voltage and assert a reset signal whenever the monitored voltage falls below a predefined threshold. This is crucial for ensuring that microcontrollers and other digital systems operate correctly by resetting them during brown-out conditions or power failures.
The pin configuration typically includes:
1. VCC (Power Supply Input): Connects to the system's power supply.
2. GND (Ground): Ground reference for the IC.
3. RESET (Reset Output): Outputs the reset signal.
4. NC (No Connection): Not internally connected, used for mechanical stability.
5. THRESHOLD SET (or similar): Sometimes used to set the voltage threshold for the reset signal, depending on the specific model or variant.
Make sure to refer to the manufacturer's datasheet for precise details on pin functions and electrical characteristics.

Manufacturer

The MAX825SEUK+T is manufactured by Analog Devices, Inc. (ADI), a company known for its high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. ADI provides solutions for a wide range of applications in the consumer electronics, communications, industrial, automotive, and healthcare sectors. The company is recognized for its innovation and focus on engineering excellence, offering products that enable efficient data conversion and signal processing.

Application

The MAX825SEUK+T is a microprocessor supervisory circuit typically used in applications requiring monitoring and control of power supply voltages. Key application areas include:
1. Embedded Systems: Ensures a stable voltage supply and resets microcontrollers during power fluctuations.
2. Consumer Electronics: Provides reliable reset functions for devices like TVs, gaming consoles, and home appliances.
3. Industrial Automation: Monitors power levels in industrial equipment for safe operation.
4. Networking Devices: Assures proper initialization of routers, switches, and modems.
5. Medical Equipment: Maintains power integrity in critical diagnostic and monitoring devices.
These applications benefit from the MAX825SEUK+T's low power consumption and precise voltage monitoring capabilities.

Package

The MAX825SEUK+T is packaged in a SOT-23-5 (Small Outline Transistor) form factor, which is a small, surface-mount package type commonly used for electronic components.

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