APX811-29UG-7

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APX811-29UG-7

+BOM

IC SUPERVISOR 1 CHANNEL SOT143

365 1일 품질 보증

7*24 영업 시간 서비스 보증

90-판매 후 1일 보증

정품 보증

사양

속성 가치
Package / Case Tape & Reel (TR),Cut Tape (CT)
Part Status Active
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 140ms Minimum
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount

개요

Description

APX811-29UG-7 is a voltage supervisor or voltage detector IC designed to monitor the power supply in electronic systems. It ensures that the system operates within safe voltage levels by providing a reset signal when the monitored voltage drops below a predefined threshold. This is crucial in preventing erratic behavior or damage to microprocessors, microcontrollers, and other digital circuits during power fluctuations.
Key features of the APX811-29UG-7 include low power consumption, which is essential for battery-operated devices, and high accuracy in voltage detection, ensuring reliable performance. The IC typically has a built-in delay time for the reset signal, allowing the system to stabilize before normal operation resumes. It comes in compact packaging suitable for space-constrained applications.
Common applications for the APX811-29UG-7 include consumer electronics, computers, industrial control systems, and automotive electronics. Its role in safeguarding circuit integrity makes it a vital component in maintaining system reliability and longevity.

Equivalent

The APX811-29UG-7 is a microprocessor supervisory circuit, often compared with similar products like the Maxim Integrated MAX811 series, Microchip's MCP130/131 series, and the Texas Instruments TPS3820. These chips provide similar functions, such as monitoring supply voltage levels and generating reset signals to ensure proper microcontroller operation. When choosing an equivalent, consider factors like voltage threshold, package type, and feature set to ensure compatibility with your specific application.

Features

The APX811-29UG-7 is a microprocessor supervisory circuit designed for monitoring the power supply of digital systems. Key features include:
1. Voltage Monitoring: Provides precision monitoring of the supply voltage for microprocessors and digital circuits, with a threshold set at 2.9V.
2. Reset Functionality: Ensures a controlled reset of the microprocessor during power-up, power-down, and brownout conditions. This helps prevent data corruption.
3. Reset Timeout: Includes a fixed reset timeout period to allow the power supply to stabilize before the microprocessor begins operation.
4. Active Low Reset Output: Features an open-drain, active-low reset output, suitable for various applications and interfacing with microprocessors.
5. Low Power Consumption: Designed for low power consumption, making it ideal for battery-powered devices.
6. Compact Package: Available in a small SOT-23 package, which is space-efficient for compact circuit designs.
Overall, the APX811-29UG-7 is an efficient solution for ensuring system reliability by providing accurate voltage monitoring and reset control.

Pinout

The APX811-29UG-7 is a microprocessor supervisory circuit manufactured by Diodes Incorporated. It is designed to monitor the supply voltage in microprocessor systems and provide a reset signal when the voltage drops below a certain threshold.
This device typically comes in a SOT-143 package and has a pin count of 4. The main functions of the pins are as follows:
1. VCC (Pin 1): This is the supply voltage pin. It monitors the voltage level of the system.
2. GND (Pin 2): This is the ground pin, providing the return path for the supply current.
3. RESET (Pin 3): This pin outputs the reset signal. It goes low when the monitored voltage drops below the specified threshold (2.9V for the APX811-29 variant) and remains low for a certain time period after the voltage returns to normal.
4. NC (Pin 4): This pin is typically not connected (no internal connection), though it may vary based on specific applications.
These functions ensure reliable operation by preventing improper microprocessor operation during power-up, power-down, and brownout conditions.

Manufacturer

The APX811-29UG-7 is manufactured by Diodes Incorporated. Diodes Incorporated is a leading global manufacturer and supplier of high-quality application-specific standard products within the broad discrete, logic, analog, and mixed-signal semiconductor markets. The company serves the consumer electronics, computing, communications, industrial, and automotive markets. With a focus on providing innovative semiconductor solutions, Diodes Incorporated is known for its comprehensive portfolio, which includes discrete devices like diodes and transistors, as well as complex analog and mixed-signal ICs. The company emphasizes operational excellence and a customer-focused approach to deliver reliable and innovative solutions for various applications.

Application

The APX811-29UG-7 is a voltage supervisory IC commonly used in various applications to monitor supply voltages. Its primary application areas include microcontroller and microprocessor systems, where it ensures proper operation by generating reset signals during power-up, power-down, or brownout conditions. It's often utilized in consumer electronics, embedded systems, industrial automation, networking equipment, and communications devices. The IC helps prevent erratic system behavior by resetting the system when the supply voltage drops below a predetermined threshold, thereby enhancing system reliability and stability.

Package

The APX811-29UG-7 is a microprocessor supervisory circuit typically packaged in a SOT-143 form factor. This package type is a small outline transistor package with four leads, commonly used for compact electronic components.

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