MAX6315US29D2+TG05

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low-power, reset output, adjustable threshold voltage
• Package: SOT23-5
• Essence: Monitors the power supply voltage and generates a reset signal when the voltage falls below a certain threshold
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Voltage: Adjustable from 1.8V to 4.63V in 100mV steps
• Reset Timeout Period: Fixed at 140ms
• Quiescent Current: 3µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6315US29D2+TG05 IC has the following pin configuration:

1. GND: Ground connection
2. RESET: Active-low reset output
3. MR: Manual reset input
4. VCC: Positive supply voltage
5. ADJ: Threshold voltage adjustment pin

Functional Features

• Monitors the power supply voltage and asserts the reset output when the voltage drops below the set threshold.
• The threshold voltage can be adjusted using an external resistor divider connected to the ADJ pin.
• Provides a manual reset input (MR) for immediate system reset.
• Low quiescent current consumption makes it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems. - Adjustable threshold voltage provides flexibility in setting the desired voltage level for reset. - Low quiescent current consumption helps conserve power in battery-operated devices.

Disadvantages: - Fixed reset timeout period may not be suitable for all applications. - Limited package options may restrict its use in certain designs.

Working Principles

The MAX6315US29D2+TG05 is a voltage supervisor IC that continuously monitors the power supply voltage. It compares the supply voltage with the internally set threshold voltage. When the supply voltage drops below the threshold, the reset output is asserted low, indicating a system reset condition. The threshold voltage can be adjusted using an external resistor divider connected to the ADJ pin.

Detailed Application Field Plans

The MAX6315US29D2+TG05 is commonly used in various applications where reliable power supply monitoring and system reset functionality are required. Some of the typical application fields include:

1. Microcontrollers: Ensures proper system initialization by resetting the microcontroller when the power supply voltage falls below the specified threshold.
2. Embedded Systems: Provides a fail-safe mechanism by resetting the system in case of power supply fluctuations or brownout conditions.
3. Industrial Control Systems: Monitors the power supply voltage in industrial control systems to prevent data corruption or erratic behavior during voltage dips or spikes.
4. Automotive Electronics: Protects sensitive electronic components from voltage transients and ensures proper system operation in automotive applications.

Detailed and Complete Alternative Models

1. MAX6316: Similar to MAX6315, but with adjustable reset timeout period.
2. MAX6317: Voltage supervisor with fixed threshold voltage and adjustable reset timeout period.
3. MAX6318: Voltage supervisor with fixed threshold voltage and fixed reset timeout period.
4. MAX6319: Voltage supervisor with adjustable threshold voltage and adjustable reset timeout period.

These alternative models offer different combinations of features to suit specific application requirements.

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