MAX6388XS28D5-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor
• Characteristics: Low-power, Precision, Adjustable Threshold
• Package: SOT23-5
• Essence: Monitors voltage levels and provides a digital output based on the threshold set by the user.
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 28V
• Threshold Voltage Options: 2.8V
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 3µA (typical)

Pin Configuration

The MAX6388XS28D5-T has a total of 5 pins:

1. GND: Ground connection
2. VCC: Supply voltage input
3. RESET#: Active-low reset output
4. TH: Threshold voltage selection pin
5. MR#: Manual reset input

Functional Features

• Monitors the supply voltage and generates a reset signal when it falls below the threshold voltage.
• The threshold voltage can be adjusted using an external resistor divider connected to the TH pin.
• Provides a manual reset option through the MR# pin.
• Low quiescent current consumption makes it suitable for battery-powered applications.

Advantages

• Wide supply voltage range allows for versatile use in various systems.
• Adjustable threshold voltage provides flexibility in setting the desired voltage level for triggering a reset.
• Low-power operation helps conserve energy in battery-operated devices.
• Small package size (SOT23-5) enables space-saving designs.

Disadvantages

• Limited threshold voltage options may not cover all possible voltage monitoring requirements.
• Lack of built-in hysteresis may result in potential false triggering in noisy environments.

Working Principles

The MAX6388XS28D5-T operates by continuously monitoring the supply voltage connected to the VCC pin. It compares the voltage level with the threshold voltage set by the user through an external resistor divider connected to the TH pin. When the supply voltage falls below the threshold, the IC generates a reset signal on the RESET# pin. The MR# pin allows for manual resetting of the device.

Detailed Application Field Plans

• Battery-powered devices: The MAX6388XS28D5-T can be used to monitor the battery voltage and initiate a system reset when the voltage drops below a certain level, ensuring proper operation and preventing data loss.
• Power management systems: It can be employed to monitor power supply voltages and trigger corrective actions or shutdown procedures in case of voltage anomalies, protecting sensitive components from damage.

Detailed and Complete Alternative Models

1. MAX6388XS28D3-T: Threshold voltage option of 2.3V
2. MAX6388XS28D4-T: Threshold voltage option of 2.5V
3. MAX6388XS28D6-T: Threshold voltage option of 3.0V

These alternative models provide different threshold voltage options to accommodate various voltage monitoring requirements.

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