MAX6368PKA46-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor
• Characteristics: Precision, Low Power Consumption
• Package: SOT23-8
• Essence: Monitors voltage levels and provides accurate power supply monitoring
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 4.6V
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 2µA (typical)
• Accuracy: ±1.5%
• Output Type: Active-Low Push-Pull
• Reset Timeout Period: 140ms (typical)

Detailed Pin Configuration

The MAX6368PKA46-T has a total of 8 pins arranged as follows:

```

---

| | --| VCC GND |-- Pin 1: Ground (GND) --| MR RST |-- Pin 2: Manual Reset Input (MR) --| RESET OUT |-- Pin 3: Reset Output (RESET OUT) --| TH THIN |-- Pin 4: Threshold Input (TH) --| VCC GND |-- Pin 5: Ground (GND) --| MR RST |-- Pin 6: Manual Reset Input (MR) --| RESET OUT |-- Pin 7: Reset Output (RESET OUT) |___________| ```

Functional Features

• Monitors the input voltage and asserts reset when it falls below the threshold voltage.
• Provides a manual reset input for immediate system reset.
• Active-low push-pull output drives CMOS or TTL logic.
• Accurate voltage monitoring with low power consumption.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows for versatile applications. - Low quiescent current minimizes power consumption. - Accurate voltage monitoring ensures reliable system operation. - Small package size (SOT23-8) enables space-saving designs.

Disadvantages: - Limited threshold voltage options may not suit all applications. - Reset timeout period may not be adjustable, limiting flexibility in certain scenarios.

Working Principles

The MAX6368PKA46-T is designed to monitor the input voltage and assert a reset signal when it falls below the threshold voltage. It operates by comparing the input voltage with the internally set threshold voltage. When the input voltage drops below the threshold, the reset output is activated, indicating a power failure or an out-of-range condition. The manual reset input allows for immediate system reset, overriding the voltage monitoring function.

Detailed Application Field Plans

The MAX6368PKA46-T finds applications in various fields where accurate voltage monitoring is crucial. Some potential application areas include:

1. Battery-Powered Devices: Ensures proper shutdown or system reset when battery voltage drops below a safe level.
2. Industrial Control Systems: Monitors power supply integrity to prevent data loss or equipment damage during voltage fluctuations.
3. Automotive Electronics: Protects sensitive electronic components from voltage variations, enhancing overall system reliability.
4. Medical Equipment: Ensures continuous operation by providing timely reset signals in case of power supply abnormalities.
5. Home Automation: Enables safe and reliable operation of smart home devices by monitoring power supply conditions.

Detailed and Complete Alternative Models

1. MAX6369PKA46-T: Similar to MAX6368PKA46-T but with a different threshold voltage option (e.g., 4.6V).
2. MAX6368PKA48-T: Similar to MAX6368PKA46-T but with a different package (e.g., SOT23-6).
3. MAX6368PKA46-TG068: Similar to MAX6368PKA46-T but with extended temperature range (-40°C to +125°C).

(Note: This is not an exhaustive list of alternative models. Please refer to the manufacturer's documentation for a complete list.)

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