MAX6722UTVHD3+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitoring and Reset
• Characteristics: High accuracy, low power consumption, small package size
• Package: SOT23-6
• Essence: Monitors the voltage level of a system and provides a reset signal when necessary
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.93V, 3.08V, 3.30V, 4.63V, 4.38V, 4.50V
• Reset Timeout Period: 140ms (typical)
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 1µA (typical)

Detailed Pin Configuration

The MAX6722UTVHD3+T has a total of six pins:

1. GND: Ground connection
2. RESET: Active-low reset output
3. MR: Manual reset input
4. VCC: Positive supply voltage
5. TH: Threshold voltage selection pin
6. NC: No connection

Functional Features

• Accurate Voltage Monitoring: The MAX6722UTVHD3+T monitors the supply voltage and compares it with the threshold voltage set by the TH pin.
• Reset Signal Generation: When the monitored voltage drops below the threshold voltage, the MAX6722UTVHD3+T asserts an active-low reset signal on the RESET pin.
• Manual Reset Capability: The MR pin allows for manual resetting of the device.
• Low Power Consumption: With a quiescent current of only 1µA, the MAX6722UTVHD3+T minimizes power consumption.

Advantages and Disadvantages

Advantages: - High accuracy voltage monitoring - Low power consumption - Small package size - Manual reset capability

Disadvantages: - Limited threshold voltage options

Working Principles

The MAX6722UTVHD3+T operates by continuously monitoring the supply voltage. The TH pin allows for selecting the desired threshold voltage. When the monitored voltage drops below the set threshold, the device generates an active-low reset signal on the RESET pin. The MR pin provides an additional means of resetting the device manually.

Detailed Application Field Plans

The MAX6722UTVHD3+T finds applications in various fields, including:

1. Microcontrollers: Ensuring proper system reset during power fluctuations.
2. Battery-Powered Devices: Monitoring battery voltage to prevent damage due to low voltage conditions.
3. Industrial Control Systems: Providing reliable reset signals for critical control circuits.
4. Automotive Electronics: Voltage monitoring for automotive systems to ensure safe operation.
5. Home Automation: Resetting smart home devices in case of power interruptions.

Detailed and Complete Alternative Models

1. MAX6710UTZD3+T: SOT23-6 package, 3.08V threshold voltage option.
2. MAX6715AUTYDD3+T: TDFN-8 package, 3.30V threshold voltage option.
3. MAX6717AUKSYD3+T: SOT23-5 package, 4.38V threshold voltage option.
4. MAX6730AUTYHD3+T: TDFN-8 package, 4.50V threshold voltage option.

These alternative models offer similar functionality and can be considered as substitutes for the MAX6722UTVHD3+T.

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