MAX825REUK+T

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MAX825REUK+T

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IC SUPERVISOR 1 CHANNEL SOT23-5

  • HerstellerAnalog Devices Inc./Maxim Integrated

  • Herstellerteil #MAX825REUK+T

  • Paket SOT-23-5

  • Auf Lager3209

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Spezifikationen

Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Type Simple Reset/Power-On Reset
NumberofVoltagesMonitored 1
Voltage-Threshold 2.63V
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

Übersicht

Description

The MAX825REUK+T is a microprocessor reset circuit designed by Maxim Integrated (now part of Analog Devices). It is used to monitor power supply voltages in digital systems and to initiate a reset when the voltage drops below a preset threshold, ensuring the microprocessor operates correctly. The device helps in preventing undefined states and corruption of data by generating a reset signal during power-up, power-down, or brownout conditions.
Key features of the MAX825REUK+T include:
1. Precision Monitoring: It has a fixed voltage threshold for monitoring supply voltages with high accuracy.
2. Low Power Consumption: The device operates with minimal current, making it suitable for battery-powered applications.
3. Quick Reset: It generates a reset pulse with a duration designed to allow the system to stabilize.
4. Compact Package: It comes in a small SOT-23 package, ideal for space-constrained applications.
5. Temperature Range: Supports a wide operating temperature range, typically from -40°C to +85°C, suitable for industrial applications.
This component is widely used in embedded systems for ensuring stable operation and protection against voltage irregularities.

Equivalent

The MAX825REUK+T is a micropower voltage detector with a fixed threshold. Equivalent products include:
1. Microchip MCP101T - Voltage detector with similar threshold options.
2. Texas Instruments TLV809 - Offers similar voltage monitoring features.
3. ON Semiconductor MC33064 - Provides equivalent functionality in voltage supervision.
4. STMicroelectronics STM809 - A comparable voltage detector with similar specifications.
Always verify pin compatibility and electrical characteristics before substituting.

Features

The MAX825REUK+T is a microprocessor supervisory circuit designed to monitor power supplies in microprocessor systems. Key features include:
1. Reset Functionality: It provides a reset output to ensure a proper system reset during power-up, power-down, and brownout conditions.
2. Precision Monitoring: The device offers a precise voltage monitoring capability with a threshold accuracy of ±1.5%.
3. Low Supply Current: It operates with a low quiescent current, enhancing efficiency in power-sensitive applications.
4. Reset Timeout Period: It features a fixed reset timeout period to allow additional time for system stabilization after power is restored.
5. Output Configuration: The reset output is active-low, suitable for interfacing with microprocessor reset inputs.
6. Small Package: It is available in a compact SOT-23 package, making it suitable for space-constrained applications.
7. Temperature Range: The device operates reliably over an extended temperature range, supporting various environmental conditions.
These features make the MAX825REUK+T ideal for use in battery-powered and portable devices, ensuring reliability and proper operation of microprocessor-based systems.

Pinout

The MAX825REUK+T is a microprocessor supervisory circuit manufactured by Maxim Integrated (now part of Analog Devices). It is a 3-pin device designed to monitor the power supply voltage in microprocessor systems. The primary function of this device is to assert a reset signal whenever the monitored voltage dips below a preset threshold, ensuring that the microprocessor operates under stable conditions.
The pin count and their primary functions are as follows:
1. VCC: This pin is connected to the monitored power supply voltage. It powers the device and detects the voltage levels.
2. GND: This is the ground pin of the device.
3. RESET/RESET: Depending on the specific version, this pin acts as the output for the reset signal. It is an active-low (RESET) or active-high (RESET) output that triggers when the supply voltage falls below the threshold. The reset signal remains asserted for a specified period after the voltage returns to normal levels, ensuring the microprocessor resets and starts in a known state.
The MAX825REUK+T is typically used in applications requiring reliable reset operations, such as in embedded systems and microcontrollers.

Manufacturer

The MAX825REUK+T is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated is known for designing and manufacturing analog and mixed-signal integrated circuits. The company provides a wide range of semiconductor products, including power management, sensor, interface, and communication solutions used in consumer electronics, automotive, industrial, and healthcare applications. Maxim Integrated has a reputation for innovation and quality in the semiconductor industry.

Application

The MAX825REUK+T is a microprocessor supervisory circuit used primarily for monitoring system voltages in microcontrollers and embedded systems. Key application areas include:
1. Power Supply Monitoring: Ensures microcontrollers operate within specified voltage ranges by resetting them during undervoltage conditions.
2. Embedded Systems: Offers protection and reliability for systems that require precise voltage supervision.
3. Consumer Electronics: Used in devices that require consistent performance and reliability.
4. Industrial Controls: Provides voltage monitoring in industrial automation and control systems.
5. Networking Equipment: Ensures stable operation by monitoring and managing supply voltages.
These applications benefit from the device's low power consumption and small form factor.

Package

The MAX825REUK+T is a microprocessor supervisory IC. The package type for this component is SOT-23-5, a small outline transistor package with five leads, commonly used for surface-mount applications.

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