MAX6315US26D2-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor
• Characteristics: Low-power, Precision, Reset Output
• Package: SOT-23-3
• Essence: Monitors the voltage level and provides a reset output signal when the voltage falls below a certain threshold.
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.8V to 5.5V
• Threshold Voltage Options: 2.63V
• Reset Timeout Period: Adjustable or Fixed (140ms typical)
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 1µA (typical)

Detailed Pin Configuration

The MAX6315US26D2-T has three pins:

1. GND: Ground pin
2. RESET: Reset output pin
3. VCC: Supply voltage input pin

Functional Features

• Monitors the supply voltage and generates a reset signal when it drops below the specified threshold.
• Provides a stable reset output during power-up, power-down, and brownout conditions.
• Offers an adjustable reset timeout period for flexibility in different applications.
• Low quiescent current consumption ensures minimal power usage.

Advantages and Disadvantages

Advantages

• Wide supply voltage range allows compatibility with various systems.
• Precision monitoring ensures reliable operation.
• Small package size enables space-saving designs.
• Low quiescent current minimizes power consumption.

Disadvantages

• Fixed threshold voltage may not suit all applications.
• Limited reset timeout options may restrict customization.

Working Principles

The MAX6315US26D2-T operates by continuously monitoring the supply voltage connected to the VCC pin. When the voltage drops below the threshold level (2.63V in this case), the IC generates a reset signal on the RESET pin. This reset signal can be used to initiate system resets or trigger other actions.

The IC also includes a reset timeout feature, which allows the user to set a specific time period for the reset signal to remain active after the voltage rises above the threshold. This feature prevents false triggering of resets during power fluctuations or temporary voltage drops.

Detailed Application Field Plans

The MAX6315US26D2-T is commonly used in various applications where reliable voltage monitoring and reset functionality are required. Some typical application fields include:

1. Microcontrollers and Microprocessors: Ensures proper initialization and safe operation by providing a reset signal when the supply voltage falls below the specified threshold.
2. Embedded Systems: Protects critical components from voltage fluctuations and ensures stable operation during power-up and power-down sequences.
3. Industrial Control Systems: Monitors the power supply to sensitive control circuits, preventing erratic behavior or damage due to voltage variations.
4. Battery-Powered Devices: Helps conserve battery life by initiating a reset when the voltage drops to a critical level, preventing unreliable operation.

Detailed and Complete Alternative Models

• MAX6316US26D2-T
• MAX6317US26D2-T
• MAX6318US26D2-T
• MAX6319US26D2-T

These alternative models offer similar voltage monitoring and reset functionality but may have different threshold voltage options, reset timeout periods, or package sizes. It is recommended to choose the model that best suits the specific requirements of the application.

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