MAX803SQ293D3T1G

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MAX803SQ293D3T1G

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IC SUPERVISOR 1 CHANNEL SC70-3

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  • データシート MAX803SQ293D3T1G DataSheet

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365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性 値
Part Status Obsolete
Digi Key Programmable Not Verified
Type Simple Reset/Power-On Reset
Number of Voltages Monitored 1
Voltage - Threshold 2.93V
Output Open Drain or Open Collector
Reset Active Low
Reset Timeout 100ms 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 MAX803

概要

Description

The MAX803SQ293D3T1G is a voltage supervisor from Maxim Integrated, designed to monitor supply voltage levels and provide reset signals when necessary. It features precision voltage monitoring with an adjustable threshold, making it suitable for various applications needing voltage regulation and reliability.
Key specifications include a low operating current, fast response time, and the ability to operate over a wide voltage range. The device typically integrates both a reset output and a watchdog timer, ensuring system stability by preventing accidental resets during transient conditions.
The MAX803SQ293D3T1G is housed in a compact SOT23 package, facilitating easy integration into space-constrained designs. It's commonly used in battery-operated devices, microcontroller applications, and other systems requiring reliable power management and reset functionality.
Overall, this component represents an efficient solution for enhancing the robustness of electronic systems through effective voltage supervision.

Equivalent

Equivalent products to the MAX803SQ293D3T1G include the MCP100T-33, LM1117-3.3, and TPS78333. Other alternatives could be the MIC5225-3.3 or the LP2985-33, depending on the specific requirements like pin configuration, current rating, and voltage tolerance. Always verify the datasheets for compatibility and specifications.

Features

The MAX803SQ293D3T1G is a low-power voltage supervisor (V supervisor) designed for monitoring power supply levels in various electronic applications. Key features include:
1. Voltage Monitoring: Monitors supply voltages and provides a reset signal when the voltage falls below a predetermined threshold.
2. Adjustable Reset Thresholds: Offers multiple reset thresholds suitable for different applications, typically around 2.93V.
3. Low Power Consumption: Operates with minimal current draw, making it ideal for battery-powered devices.
4. Fast Reset Response: Provides rapid reset signals to microcontrollers and other digital circuits, ensuring reliable operation during voltage fluctuations.
5. Active-Low Output: The reset output is active low, which is compatible with standard microcontroller reset inputs.
6. Compact Package: Available in a small SOT23-5 package, allowing for space-efficient designs.
7. Temperature Range: Designed to operate over an extended temperature range, suitable for industrial and commercial applications.
This combination of features makes the MAX803SQ293D3T1G an excellent choice for applications requiring reliable voltage monitoring and reset functionality.

Pinout

The MAX803SQ293D3T1G is a voltage supervisor with a pin count of 5. Its primary functions include monitoring power supply voltages to ensure that they remain within specified limits. It features a precise reset output that activates when the input voltage falls below a certain threshold, allowing it to reset microcontrollers or other digital devices. This part is designed for low power consumption and is typically used in applications such as battery-operated devices.
The pin configuration includes:
1. VDD (Supply Voltage)
2. GND (Ground)
3. RESET (Active-low reset output)
4. SENSE (Input voltage sense)
5. RST (Reset timeout; determines reset duration)
This device is suited for applications requiring reliable power management and reset functionality.

Manufacturer

The MAX803SQ293D3T1G is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated is an American semiconductor company known for designing and manufacturing analog and mixed-signal integrated circuits (ICs). Founded in 1983, the company specializes in a wide range of applications including power management, signal processing, and data conversion.
Maxim Integrated's products cater to various industries such as automotive, industrial, healthcare, and consumer electronics. The MAX803 series specifically consists of voltage supervisory circuits, which are crucial for monitoring supply voltages and ensuring system reliability in electronics. The acquisition by Analog Devices, completed in 2021, has expanded ADI’s product portfolio and strengthened its position in the analog semiconductor market.

Application

The MAX803SQ293D3T1G is a voltage supervisor and reset IC primarily used in power management applications. Its key application areas include:
1. Microcontroller Supervision: Ensures proper operation by monitoring the supply voltage and generating reset signals during power-up and down.
2. Battery-Powered Devices: Protects against undervoltage conditions to extend battery life.
3. Telecommunications Equipment: Provides reliable reset functions for various electronic systems.
4. Consumer Electronics: Used in devices requiring stable operation after power interruptions.
5. Industrial Automation: Monitors power levels to ensure system reliability in harsh environments.
Overall, it enhances system stability and reliability across multiple electronic applications.

Package

The MAX803SQ293D3T1G is packaged in a SOT23-5 form factor, which is a small, surface-mount device package with five pins.

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