MAX6898PALT+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low-power, Precision, Programmable
• Package: 6-pin Thin SOT23
• Essence: Monitors and controls voltage levels in electronic systems
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.5V to 5.5V
• Threshold Voltage Options: 2.5V, 3.0V, 3.3V, 5.0V
• Reset Timeout Period: Adjustable from 1ms to 640ms
• Quiescent Current: 1.5µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6898PALT+T has the following pin configuration:

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 input
6. NC: No connection

Functional Features

• Voltage Monitoring: The MAX6898PALT+T continuously monitors the supply voltage and asserts a reset signal when it falls below the programmed threshold.
• Precision Threshold: The device offers precise threshold voltage options, allowing accurate monitoring of different voltage levels.
• Programmable Reset Timeout: The reset timeout period can be adjusted using an external capacitor, providing flexibility in system design.
• Manual Reset Input: The MR pin allows for manual reset control, enabling system initialization or recovery.
• Low Power Consumption: With a quiescent current of only 1.5µA, the MAX6898PALT+T minimizes power consumption in battery-powered applications.

Advantages and Disadvantages

Advantages: - High precision voltage monitoring - Programmable reset timeout period - Low power consumption - Manual reset capability

Disadvantages: - Limited threshold voltage options - Only available in a 6-pin Thin SOT23 package

Working Principles

The MAX6898PALT+T operates by comparing the supply voltage with the programmed threshold voltage. When the supply voltage drops below the threshold, the device asserts a reset signal. The reset remains active until the supply voltage rises above the threshold or a manual reset is triggered. The reset timeout period can be adjusted using an external capacitor connected to the CT pin.

Detailed Application Field Plans

The MAX6898PALT+T finds applications in various electronic systems where voltage monitoring and control are critical. Some potential application fields include:

1. Battery-Powered Devices: Ensuring proper operation and preventing damage due to low battery voltage.
2. Microcontrollers and Processors: Protecting sensitive components from voltage fluctuations and ensuring reliable system startup.
3. Industrial Control Systems: Monitoring power supply integrity and initiating appropriate actions in case of voltage deviations.
4. Automotive Electronics: Safeguarding critical systems against voltage variations and enabling safe shutdown during fault conditions.
5. Home Automation: Maintaining stable voltage levels for smart home devices and preventing data loss or system malfunctions.

Detailed and Complete Alternative Models

• MAX6899PALT+T: Similar to MAX6898PALT+T but with additional features such as adjustable hysteresis and watchdog timer functionality.
• MAX6900PALT+T: Voltage supervisor IC with integrated power-on reset and manual reset input.
• MAX6901PALT+T: Dual-voltage supervisor IC with two independent voltage monitors and reset outputs.

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