MAX6424UK30+T

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low-power, Precision, Adjustable Threshold
• Package: SOT23-5
• Essence: Monitors and controls the voltage level of a system
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 6.0V
• Threshold Voltage Options: 2.93V, 3.08V, 3.30V, 3.63V, 4.38V, 4.63V
• Quiescent Current: 1µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6424UK30+T has a total of five pins: 1. GND: Ground connection 2. RESET: Active-low reset output 3. TH: Threshold input for setting the desired voltage level 4. VCC: Positive supply voltage input 5. MR: Manual reset input

Functional Features

• Voltage Monitoring: The MAX6424UK30+T continuously monitors the voltage level and provides a reset signal when it falls below the threshold.
• Adjustable Threshold: The threshold voltage can be set using an external resistor divider network connected to the TH pin.
• Precision: The device offers high accuracy in voltage monitoring, ensuring reliable operation.
• Low-Power Operation: With a quiescent current of only 1µA, the MAX6424UK30+T minimizes power consumption.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems. - Adjustable threshold voltage provides flexibility in voltage monitoring. - Low-power operation prolongs battery life in portable applications.

Disadvantages: - Limited threshold voltage options may not suit all voltage monitoring requirements. - SOT23-5 package may be challenging for hand soldering.

Working Principles

The MAX6424UK30+T operates by comparing the voltage at the TH pin with the internally set threshold voltage. When the monitored voltage falls below the threshold, the RESET pin is driven low, indicating a system reset condition. The threshold voltage can be adjusted using an external resistor divider network connected to the TH pin.

Detailed Application Field Plans

The MAX6424UK30+T finds applications in various fields, including: 1. Battery-Powered Devices: It ensures proper operation and prevents damage due to undervoltage conditions. 2. Industrial Control Systems: The voltage supervisor protects critical components from voltage fluctuations. 3. Automotive Electronics: It monitors the battery voltage and triggers appropriate actions when necessary. 4. Home Automation: The device helps maintain stable power supply to sensitive electronic devices.

Detailed and Complete Alternative Models

1. MAX6425UK30+T: Similar to MAX6424UK30+T but with different threshold voltage options.
2. MAX6426UK30+T: Offers additional features such as manual reset timeout and watchdog timer.
3. MAX6427UK30+T: Provides adjustable hysteresis for voltage monitoring applications.

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