MAX6314US50D2+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor
• Characteristics: Low-power, precision voltage monitoring
• Package: SOT23-5
• Essence: Monitors the voltage level of a power supply and provides a reset signal when the voltage falls below a certain threshold.
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Options: 2.93V, 3.08V, 3.30V, 4.38V
• Reset Timeout Period: 140ms (typical)
• Quiescent Current: 1µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6314US50D2+T has a total of 5 pins:

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

Functional Features

• Precision voltage monitoring: The MAX6314US50D2+T continuously monitors the supply voltage and asserts the reset signal when it falls below the selected threshold.
• Manual reset capability: The MR pin allows for manual resetting of the device.
• Adjustable reset threshold: The TH pin can be used to select the desired reset threshold voltage from the available options.
• Low-power operation: With a quiescent current of only 1µA, the MAX6314US50D2+T minimizes power consumption.

Advantages and Disadvantages

Advantages: - Precise voltage monitoring ensures reliable system operation. - Low-power consumption extends battery life in portable applications. - Manual reset capability provides flexibility in system control.

Disadvantages: - Limited reset threshold options may not suit all applications. - SOT23-5 package may require additional space on the PCB.

Working Principles

The MAX6314US50D2+T operates by comparing the supply voltage with the selected threshold voltage. When the supply voltage drops below the threshold, the reset output is asserted low. The reset signal remains active until the supply voltage rises above the threshold and a timeout period elapses. The device also allows for manual resetting through the MR pin.

Detailed Application Field Plans

The MAX6314US50D2+T finds applications in various fields, including:

1. Battery-powered devices: It ensures proper operation by monitoring the battery voltage and initiating a reset when it drops below a critical level.
2. Microcontroller systems: The voltage monitor protects the microcontroller from operating at insufficient power levels, preventing data corruption or erratic behavior.
3. Industrial equipment: By monitoring the power supply voltage, the MAX6314US50D2+T helps maintain stable operation of industrial machinery and prevents damage due to voltage fluctuations.

Detailed and Complete Alternative Models

1. MAX6316MUK46AY+T: Similar voltage monitor IC with adjustable reset threshold and different package (SOT23-5).
2. MAX6381XR26D3-T: Voltage monitor IC with fixed reset threshold and different package (SOT143-4).
3. MAX6717AUKZD3+T: Precision voltage monitor IC with adjustable reset threshold and different package (SOT23-3).

(Note: These alternative models are provided as examples and may have different specifications and features.)

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