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MAX809TEUR-T

Name: MAX809TEUR-T
Rating: 4.7 (12 reviews)

IC SUPERVISOR 1 CHANNEL SOT23-3

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包 SOT23-3
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
Type	Simple Reset/Power-On Reset
NumberofVoltagesMonitored	1
Voltage-Threshold	3.08V
Output	Push-Pull, Totem Pole
Reset	Active Low
ResetTimeout	140ms Minimum
OperatingTemperature	-40°C ~ 105°C (TA)
MountingType	Surface Mount
Package/Case	TO-236-3, SC-59, SOT-23-3

概述

Description

The MAX809TEUR-T is a voltage supervisor designed to monitor supply voltages in various electronic applications. It features an active-low reset output, ensuring that the device signals when the monitored voltage falls below a specified threshold. This component is particularly useful in microcontroller and microprocessor systems, where maintaining stable operation is crucial.
Key specifications include a reset threshold of 2.63V, making it suitable for 3V and 5V logic systems. The MAX809TEUR-T operates with a supply voltage range of 1.5V to 5.5V and has a low quiescent current, enhancing battery life in portable devices. It comes in a compact SOT-23 package, facilitating easy integration into designs with space constraints.
Overall, the MAX809TEUR-T is ideal for ensuring reliability in electronic systems by providing timely reset signals during power fluctuations, thereby protecting sensitive components from erroneous operation.

Features

The MAX809TEUR-T is a low-voltage, microprocessor supervisory circuit designed for use in microcontroller and processor applications. Key features include:
1. Voltage Monitoring: It monitors supply voltages, providing reset outputs when the voltage falls below a predefined threshold.
2. Reset Timeout: It has a built-in reset timeout period, typically set at 200 ms, which ensures proper system initialization.
3. Active-Low Output: The reset output is active-low, making it compatible with various microcontrollers.
4. Ultra-Low Power Consumption: It operates with minimal power, enhancing battery life in portable applications.
5. Wide Supply Voltage Range: It supports a supply voltage range from 1.5V to 5.5V.
6. Temperature Range: Operates within a temperature range of -40°C to +125°C.
7. Compact Package: Available in a small SOT23 package for space-constrained applications.
These features make the MAX809TEUR-T suitable for reliable power management and reset functionality in various electronic systems.

Package

The MAX809TEUR-T is packaged in a 5-pin SOT23 (Small Outline Transistor) format.

Pinout

The MAX809TEUR-T is a voltage supervisor with a pin count of 5. It is designed to monitor power supply levels and provide a reset signal when the supply voltage falls below a specified threshold.
Pin Functions:
1. Pin 1 (GND): Ground connection.
2. Pin 2 (VCC): Supply voltage input, typically connected to the monitored voltage.
3. Pin 3 (RESET): Active-low output that goes low when the supply voltage drops below the reset threshold, indicating that the system should reset.
4. Pin 4 (TRIP): Voltage threshold setting pin; used to set the reset threshold voltage.
5. Pin 5 (NC): Not connected; reserved for future use and should not be connected to anything.
The MAX809TEUR-T is available in a compact SOT23 package, making it suitable for space-constrained applications.

Manufacturer

The MAX809TEUR-T is manufactured by Maxim Integrated, a subsidiary of Analog Devices, Inc. Maxim Integrated is a semiconductor company that specializes in designing and manufacturing analog and mixed-signal integrated circuits. The company focuses on providing innovative solutions in various applications, including automotive, industrial, communications, and consumer electronics. Their products include voltage regulators, amplifiers, sensors, and power management solutions, among others, catering to a diverse range of industries.

Application

The MAX809TEUR-T is a low-voltage, low-power voltage supervisor used primarily in microcontroller circuits for power monitoring. It provides overvoltage and undervoltage detection, ensuring system stability by resetting the microcontroller during power fluctuations. Common application areas include battery-operated devices, automotive systems, consumer electronics, and industrial equipment, where reliable power management is critical.

Equivalent

The MAX809TEUR-T is a voltage supervisor. Equivalent products include:
1. MAX810TEUR-T - Similar functionality with different thresholds.
2. MAX811TEUR-T - Offers a higher reset threshold.
3. LM393 - General-purpose voltage comparator with reset capabilities.
4. TPS3808 - Precision voltage supervisor from Texas Instruments.
5. ADM811 - Microprocessor supervisor from Analog Devices.
Always verify specific voltage thresholds and features for compatibility with your application.