MAX6751KA26+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• 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: 2.63V, 2.93V, 3.08V, 4.38V, 4.63V, 4.88V
• Reset Timeout Period: 140ms, 280ms, 560ms, 1120ms
• Quiescent Current: 1µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6751KA26+T has a total of five pins:

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

Functional Features

• Precision Voltage Monitoring: The MAX6751KA26+T accurately monitors the voltage level of the power supply.
• Reset Signal Generation: When the monitored voltage falls below the selected threshold, the IC generates an active-low reset signal.
• Manual Reset Input: The MR pin allows for manual resetting of the device.
• Adjustable Threshold: The TH pin enables the selection of different reset threshold options.

Advantages and Disadvantages

Advantages: - Low-power operation - Wide supply voltage range - Accurate voltage monitoring - Multiple reset threshold options - Manual reset capability

Disadvantages: - Limited reset timeout period options - SOT23-5 package may not be suitable for all applications

Working Principles

The MAX6751KA26+T operates by continuously monitoring the voltage level of the power supply. When the voltage falls below the selected threshold, the IC generates an active-low reset signal. This signal can be used to reset microcontrollers, digital logic circuits, or other devices that require a stable power supply.

The device also includes a manual reset input (MR pin) which allows for immediate resetting of the IC. The threshold selection pin (TH) enables the user to choose from various reset threshold options, providing flexibility in different application scenarios.

Detailed Application Field Plans

The MAX6751KA26+T is commonly used in various electronic systems where reliable voltage monitoring and reset functionality are required. Some typical application fields include:

1. Microcontroller Systems: Ensuring proper operation and preventing data corruption during power fluctuations.
2. Industrial Control Systems: Providing reliable reset signals to critical control circuits.
3. Automotive Electronics: Monitoring battery voltage and initiating system resets when necessary.
4. Power Management Systems: Safeguarding sensitive components by monitoring power supply integrity.
5. Communication Equipment: Ensuring uninterrupted operation by resetting devices during voltage drops.

Detailed and Complete Alternative Models

1. MAX6752KA26+T: Similar to MAX6751KA26+T but with additional features such as adjustable reset timeout period.
2. MAX6753KA26+T: Voltage supervisor IC with higher reset threshold options and extended temperature range.
3. MAX6754KA26+T: Low-power voltage monitor with integrated watchdog timer for enhanced system reliability.

(Note: This list is not exhaustive and there may be other alternative models available in the market.)

Word count: 446 words