MAX6756UKLD0+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low-power, high-accuracy 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
• Threshold Voltage Options: 2.5V, 3.0V, 3.3V, 5.0V
• Reset Timeout Period: Adjustable from 1ms to 1600ms
• Quiescent Current: 1.5µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6756UKLD0+T has a total of 5 pins:

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

Functional Features

• Monitors the voltage level of a power supply
• Provides a reset signal when the voltage falls below the selected threshold
• Adjustable reset timeout period for flexibility in system design
• Low quiescent current for power efficiency
• Small package size for space-constrained applications

Advantages and Disadvantages

Advantages

• High accuracy voltage monitoring
• Wide supply voltage range allows for versatile use
• Adjustable reset timeout period for customization
• Low power consumption for energy-efficient designs
• Compact package size for space-saving installations

Disadvantages

• Limited threshold voltage options
• Manual reset input may require additional circuitry for implementation

Working Principles

The MAX6756UKLD0+T operates by continuously monitoring the supply voltage connected to the VCC pin. It compares the voltage level with the selected threshold voltage set using the TH pin. When the supply voltage falls below the threshold, the RESET pin is asserted low, indicating a power failure or an out-of-range condition.

The reset timeout period can be adjusted using external components connected to the MR pin. This allows designers to customize the delay before the reset signal is released after the supply voltage returns to normal.

Detailed Application Field Plans

The MAX6756UKLD0+T finds applications in various fields where reliable voltage monitoring and system reset functionality are required. Some potential application areas include:

1. Power supply units: Ensuring stable operation and protection against undervoltage conditions.
2. Microcontrollers and microprocessors: Preventing data corruption during power fluctuations.
3. Industrial automation systems: Providing fault detection and system recovery capabilities.
4. Battery-powered devices: Extending battery life by implementing efficient power management strategies.
5. Automotive electronics: Safeguarding critical systems from voltage drops and ensuring proper functioning.

Detailed and Complete Alternative Models

1. MAX6757UKLD0+T: Similar to MAX6756UKLD0+T but with different threshold voltage options.
2. MAX6758UKLD0+T: Voltage supervisor with adjustable threshold voltage and integrated watchdog timer.
3. MAX6759UKLD0+T: Dual voltage supervisor with independent threshold voltage settings for two power supplies.

These alternative models offer similar functionality with slight variations to cater to specific design requirements.

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