MAX6385XS43D1-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor
• Characteristics: Low-power, Precision, Adjustable Threshold
• Package: SOT23-6
• Essence: Monitors voltage levels and provides a digital output based on the threshold set by the user.
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.8V to 5.5V
• Threshold Voltage Options: 2.93V, 3.08V, 3.43V, 4.63V
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 1µA (typical)

Detailed Pin Configuration

The MAX6385XS43D1-T has a total of six pins:

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

Functional Features

• Monitors the voltage level at the TH pin and compares it with the selected threshold voltage.
• When the voltage at the TH pin drops below the threshold, the RESET# pin is asserted low.
• The RESET# pin remains low until the voltage at the TH pin rises above the threshold or a manual reset is triggered.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows for flexibility in various applications. - Low quiescent current minimizes power consumption. - Adjustable threshold voltage options provide customization.

Disadvantages: - Limited number of threshold voltage options available. - SOT23-6 package may not be suitable for all applications.

Working Principles

The MAX6385XS43D1-T is a voltage monitor IC that operates by comparing the voltage at the TH pin with the selected threshold voltage. When the voltage at the TH pin drops below the threshold, the RESET# pin is activated low, indicating a voltage fault or power loss. The RESET# pin remains low until the voltage at the TH pin rises above the threshold or a manual reset is triggered through the MR# pin.

Detailed Application Field Plans

The MAX6385XS43D1-T can be used in various applications where voltage monitoring is critical. Some potential application fields include:

1. Battery-Powered Devices: Ensuring proper battery voltage levels to prevent damage or data loss.
2. Power Supply Units: Monitoring power supply voltages to protect sensitive components.
3. Industrial Control Systems: Detecting voltage faults in control circuits to ensure system reliability.
4. Automotive Electronics: Monitoring vehicle battery voltage to prevent starting issues.

Detailed and Complete Alternative Models

• MAX6385XS43D1-T is part of the MAX6385 series from Maxim Integrated.
• Alternative models within the series include:
  • MAX6385XS29D1-T
  • MAX6385XS33D1-T
  • MAX6385XS46D1-T

These alternative models offer different threshold voltage options while sharing similar features and characteristics.

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