MAX6710JUT+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor
• Characteristics: Low-power, Precision, Adjustable Threshold
• Package: SOT-23-6
• Essence: Monitors voltage levels and provides a reset signal when the voltage falls below a certain threshold.
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: Adjustable from 1.2V to 4.9V in 100mV steps
• Reset Timeout Period: Fixed or adjustable using external capacitor
• Quiescent Current: 3µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6710JUT+T has a total of six pins arranged as follows:

___________ | | VCC --|1 6|-- GND RST --|2 5|-- TH GND --|3 4|-- MR |___________|

1. VCC: Power supply input pin.
2. RST: Reset output pin. Goes low when the monitored voltage falls below the threshold.
3. GND: Ground reference pin.
4. MR: Manual reset input pin. When pulled low, it forces the reset output to go low.
5. TH: Threshold adjust pin. Connects to an external resistor divider to set the desired threshold voltage.
6. GND: Ground reference pin.

Functional Features

• Monitors the voltage level and generates a reset signal when the voltage drops below the set threshold.
• Adjustable threshold voltage allows customization for different applications.
• Low quiescent current makes it suitable for battery-powered devices.
• Reset timeout period can be fixed or adjusted using an external capacitor.

Advantages and Disadvantages

Advantages

• Precise voltage monitoring ensures reliable system operation.
• Adjustable threshold voltage provides flexibility for various voltage levels.
• Low-power consumption extends battery life in portable devices.
• Small package size allows for space-efficient designs.

Disadvantages

• Limited to voltage monitoring and reset functionality, not suitable for complex power management tasks.
• Requires external components (resistor divider, capacitor) for customization and timing adjustments.

Working Principles

The MAX6710JUT+T is designed to monitor the voltage level of a power supply. It compares the input voltage with a programmable threshold voltage set by an external resistor divider connected to the TH pin. When the input voltage falls below the threshold, the RST pin goes low, indicating a reset condition. The reset output remains low until the input voltage rises above the threshold and a timeout period elapses.

The reset timeout period can be fixed or adjusted using an external capacitor connected to the MR pin. This allows for additional delay before the reset signal is released, preventing false resets during power-up or voltage fluctuations.

Detailed Application Field Plans

The MAX6710JUT+T is commonly used in various applications where voltage monitoring and system reset are critical. Some typical application fields include:

1. Battery-Powered Devices: Portable electronics, IoT sensors, and wearable devices benefit from the low-power consumption and precise voltage monitoring provided by the MAX6710JUT+T.

2. Industrial Control Systems: Voltage monitoring is crucial in industrial control systems to ensure stable operation and prevent damage due to power supply failures. The adjustable threshold feature allows customization for different voltage levels.

3. Automotive Electronics: The MAX6710JUT+T finds applications in automotive electronics, such as engine control units (ECUs), where voltage monitoring and reliable system reset are essential for safe and efficient operation.

Detailed and Complete Alternative Models

• MAX6710AUT+T
• MAX6710BUT+T
• MAX6710CUT+T
• MAX6710DUT+T
• MAX6710EUT+T

These alternative models offer similar functionality with slight variations in specifications, package options, or temperature ranges. It is recommended to review the datasheets of these alternatives to select the most suitable option for specific application requirements.

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