MAX813LCSA+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor
• Characteristics: Low-power, Precision, Adjustable Threshold
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Monitors voltage levels and provides a digital output based on the threshold set by the user.
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Range: 1.25V to 5V
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 3µA (typical)

Pin Configuration

The MAX813LCSA+T has the following pin configuration:

```

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| | --| VCC GND |-- Pin 1: Ground (GND) --| TH RST |-- Pin 2: Threshold (TH) --| OUT RST |-- Pin 3: Output (OUT) --| NC RST |-- Pin 4: No Connection (NC) --| NC RST |-- Pin 5: No Connection (NC) --| NC RST |-- Pin 6: No Connection (NC) --| NC RST |-- Pin 7: No Connection (NC) --| NC RST |-- Pin 8: No Connection (NC) |___________| ```

Functional Features

• Monitors input voltage and compares it with the user-defined threshold voltage.
• Provides a digital output signal indicating whether the input voltage is above or below the threshold.
• Adjustable threshold voltage allows customization for different applications.
• Low quiescent current ensures minimal power consumption.
• Wide supply voltage range enables compatibility with various systems.

Advantages and Disadvantages

Advantages

• Precise voltage monitoring for reliable system operation.
• Adjustable threshold allows flexibility in different voltage level requirements.
• Low-power design minimizes energy consumption.
• Small package size saves board space.
• Wide operating temperature range ensures performance in harsh environments.

Disadvantages

• Limited number of pins restricts additional functionality.
• Not suitable for applications requiring high-speed voltage monitoring.

Working Principles

The MAX813LCSA+T operates by comparing the input voltage with the threshold voltage set by the user. When the input voltage exceeds the threshold, the output pin goes high, indicating a "high" state. Conversely, when the input voltage falls below the threshold, the output pin goes low, indicating a "low" state. The adjustable threshold feature allows users to set the desired voltage level for monitoring.

Detailed Application Field Plans

The MAX813LCSA+T finds applications in various fields where voltage monitoring is critical. Some potential application areas include:

1. Battery-Powered Devices: Ensuring proper battery voltage levels to prevent over-discharge or damage.
2. Power Management Systems: Monitoring power supply voltages to protect sensitive components.
3. Industrial Control Systems: Voltage monitoring for equipment safety and fault detection.
4. Automotive Electronics: Monitoring vehicle battery voltage for optimal performance and preventing battery drain.
5. Home Automation: Monitoring voltage levels in smart home devices for efficient operation.

Detailed and Complete Alternative Models

1. MAX809LCSA+: Similar to MAX813LCSA+T but without adjustable threshold feature.
2. MAX811LCSA+: Provides a push-pull output instead of an open-drain output.
3. MAX810LCSA+: Offers a manual reset input in addition to voltage monitoring.

These alternative models offer similar voltage monitoring capabilities with slight variations in features and pin configurations.

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