MAX6315US29D3

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MAX6315US29D3

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Supervisory Circuits

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Specifications

Attribute Value

Overview

Description

The MAX6315US29D3 is a microprocessor supervisory circuit designed to monitor the power supply in microcontroller and microprocessor systems. It provides precision voltage monitoring and ensures that systems operate correctly by preventing them from running under undervoltage conditions. This device specifically monitors a 2.9V supply voltage, making it suitable for applications using this specific power level.
Key features of the MAX6315US29D3 include a reset output that is triggered whenever the power supply voltage dips below a preset threshold, ensuring the system resets properly. This reset function helps prevent code execution errors during power-up, power-down, or brownout conditions. The device typically requires low power consumption, adding minimal load to the system.
Additionally, the MAX6315 series is known for its small size, making it ideal for compact applications. The 'US' in its model number denotes its package type, typically a SOT-23, which is a small-outline transistor package. This makes it suitable for space-constrained designs in portable and battery-powered devices.

Equivalent

The MAX6315US29D3 is a microprocessor supervisory circuit. Equivalent products include:
1. Microchip MCP1316T-29LE: Similar reset threshold and function.
2. Texas Instruments TPS3809K33DBVR: Offers comparable features and functionalities.
3. Analog Devices ADM6326CY29ARJZ-R7: Provides similar supervisory capabilities with a reset threshold around 2.9V.
4. STMicroelectronics STM6321RWY29F: Another possible alternative with similar characteristics.
Always check the datasheet to ensure the specific requirements are met.

Features

The MAX6315US29D3 is a microprocessor supervisory circuit designed to monitor the power supply voltage in microprocessor and digital systems. Key features include:
1. Voltage Monitoring: It monitors the supply voltage and asserts a reset signal whenever the voltage drops below a specified threshold, ensuring reliable system operation.
2. Reset Threshold: The specific model, MAX6315US29D3, is set to monitor a 2.9V threshold, providing an active-low reset output.
3. Manual Reset Input: It includes a manual reset input that allows external control over the reset output.
4. Low Supply Current: The device operates with a low supply current, typically around 1µA, making it suitable for battery-operated applications.
5. Precision Monitoring: The circuit provides precision voltage monitoring with a typical 1.5% threshold accuracy.
6. Reset Timeout: It features a reset timeout period ensuring that the system has time to stabilize before operations resume.
7. Small Package: The device is available in a small SOT-23 package, which is ideal for space-constrained applications.
These features make the MAX6315US29D3 a reliable choice for maintaining system integrity in various electronic applications.

Pinout

The MAX6315US29D3 is a microprocessor supervisory circuit manufactured by Maxim Integrated (now part of Analog Devices). It is designed to monitor the power supply voltage in microprocessor systems and provide a reset signal when the voltage drops below a certain threshold. The "29" in its part number indicates a reset threshold voltage of 2.93V.
The device comes in a SOT-23 package, which typically has 5 pins. The pin functions are as follows:
1. VCC: Power supply input (monitored voltage).
2. GND: Ground reference for the device.
3. RESET (or RESET\#): Reset output, which can be active-low or active-high depending on the specific version. It triggers a reset signal when VCC falls below the threshold.
4. MR (Manual Reset Input): Allows an external signal to trigger a reset.
5. NC or N.C. (No Connect): No internal connection, may be used for mechanical stability.
The MAX6315US29D3 ensures reliable system operation during power-up, power-down, and brownout conditions.

Manufacturer

The MAX6315US29D3 is manufactured by Maxim Integrated, which is a company that specializes in designing, manufacturing, and selling analog and mixed-signal integrated circuits. Maxim Integrated is known for its wide range of products that serve various markets, including consumer electronics, automotive, communications, and industrial applications. The company focuses on providing solutions that improve the efficiency, performance, and overall functionality of electronic systems. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., another major player in the semiconductor industry, further expanding its portfolio and market reach.

Application

The MAX6315US29D3 is a microprocessor supervisory circuit designed for monitoring system voltages and providing a reset signal during power-up, power-down, and brownout conditions. Key application areas include:
1. Embedded Systems: Ensures reliable operation by supervising the microprocessor's power supply.
2. Consumer Electronics: Provides voltage monitoring for devices like TVs and gaming consoles.
3. Industrial Control Systems: Enhances system stability by preventing erratic operations during power disturbances.
4. Automotive Electronics: Monitors and protects critical electronic control units (ECUs).
5. Networking Equipment: Ensures continuous operation by managing power to routers and switches.
Its compact design and low power consumption make it suitable for space-constrained and battery-operated devices.

Package

The MAX6315US29D3 is a microprocessor supervisory circuit from Maxim Integrated. It typically comes in a small SOT-23 package, which is a surface-mount package designed for space-efficient applications. This package type is ideal for compact electronic devices and provides reliable performance in monitoring microprocessor voltage levels.

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