MAX6385XS23D7-T

Product Overview

• Category: Integrated Circuits (ICs)
• Use: Voltage Supervisors
• Characteristics:
  • Low-power consumption
  • Wide operating voltage range
  • Adjustable reset threshold
  • Small package size
• Package: SOT-23-5
• Essence: This product is a voltage supervisor IC that monitors the power supply voltage and provides a reset signal to the microcontroller or other digital devices when the voltage falls below a certain threshold.
• Packaging/Quantity: The MAX6385XS23D7-T is available in tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Supply Voltage Range: 1.6V to 6.0V
• Reset Threshold Options: Adjustable from 1.2V to 5.0V in 100mV increments
• Reset Timeout Period: Fixed 140ms
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 3µA (typical)

Pin Configuration

The MAX6385XS23D7-T has a total of 5 pins arranged as follows:

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Pin Description: 1. GND: Ground connection 2. RESET: Active-low reset output 3. MR: Manual reset input 4. VCC: Positive power supply 5. TH: Threshold adjust pin

Functional Features

• Monitors the power supply voltage continuously
• Generates a reset signal when the voltage drops below the set threshold
• Provides manual reset capability through the MR pin
• Adjustable reset threshold allows customization for different applications
• Low quiescent current ensures minimal power consumption

Advantages and Disadvantages

Advantages: - Wide operating voltage range allows compatibility with various systems - Adjustable reset threshold provides flexibility for different voltage levels - Small package size saves board space - Low-power consumption extends battery life in portable devices

Disadvantages: - Fixed reset timeout period may not be suitable for all applications - Limited number of pins restricts additional functionality integration

Working Principles

The MAX6385XS23D7-T operates by comparing the supply voltage with the set threshold voltage. When the supply voltage drops below the threshold, the internal circuitry triggers a reset signal. This signal remains active until the supply voltage rises above the threshold or a manual reset is applied through the MR pin.

Detailed Application Field Plans

The MAX6385XS23D7-T is commonly used in various electronic systems where reliable power supply monitoring is crucial. Some application fields include:

1. Microcontroller Systems: Ensures proper operation by resetting the microcontroller when the power supply voltage falls below a safe level.
2. Industrial Control Systems: Provides supervision and reset capability for critical components in industrial automation and control systems.
3. Automotive Electronics: Monitors the vehicle's electrical system to prevent malfunctions caused by voltage fluctuations.
4. Battery-Powered Devices: Protects sensitive electronics from damage due to low battery voltage, extending the device's usable time.

Detailed and Complete Alternative Models

1. MAX6386XS23D7-T: Similar to MAX6385XS23D7-T but with an adjustable reset timeout period.
2. MAX6384XS23D7-T: Voltage supervisor IC with fixed reset threshold and a different package option (SOT-23-6).

These alternative models offer similar functionality with slight variations to suit specific requirements.

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