MAX6714CUB+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor
• Characteristics: Low-power, Precision, Adjustable Threshold
• Package: µMAX®
• Essence: Monitors voltage levels and provides a reset signal when the voltage falls below a certain threshold.
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: Adjustable from 1.2V to 5V in 100mV increments
• Quiescent Current: 3µA (typical)
• Reset Timeout Period: 140ms (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6714CUB+T has the following pin configuration:

1. GND: Ground connection
2. RESET: Active-low reset output
3. TH: Threshold voltage adjustment pin
4. VCC: Supply voltage input

Functional Features

• Monitors supply voltage and asserts the reset signal when it drops below the programmed threshold.
• Adjustable threshold voltage allows flexibility in setting the desired voltage level for triggering the reset signal.
• Low quiescent current ensures minimal power consumption.
• Reset timeout period prevents false resets during short voltage dips.

Advantages

• Wide supply voltage range enables compatibility with various systems.
• Adjustable threshold voltage provides customization options.
• Low quiescent current prolongs battery life in portable applications.
• Small package size (µMAX®) saves board space.

Disadvantages

• Limited reset timeout period may not be suitable for all applications requiring longer timeouts.
• Lack of built-in hysteresis may result in multiple reset signals during voltage fluctuations near the threshold.

Working Principles

The MAX6714CUB+T is a voltage monitor IC that operates by comparing the supply voltage with a programmable threshold voltage. When the supply voltage falls below the threshold, the reset output is asserted, indicating a power failure or low voltage condition. The threshold voltage can be adjusted using an external resistor divider connected to the TH pin.

Detailed Application Field Plans

The MAX6714CUB+T finds applications in various fields, including:

1. Battery-Powered Devices: Provides low-voltage detection and system reset functionality in portable electronics.
2. Industrial Control Systems: Monitors power supply voltages in control panels and triggers resets during voltage drops.
3. Automotive Electronics: Ensures reliable operation of critical systems by monitoring voltage levels and initiating resets if necessary.
4. Medical Equipment: Protects sensitive medical devices from improper operation due to low voltage conditions.

Detailed and Complete Alternative Models

1. MAX6715CUB+T: Similar to MAX6714CUB+T but with a higher reset timeout period.
2. MAX6716CUB+T: Offers additional hysteresis for improved noise immunity.
3. MAX6717CUB+T: Provides a push-pull reset output instead of the open-drain configuration.

These alternative models offer different features and specifications to cater to specific application requirements.

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