MAX1607ESA

Product Overview

• Category: Integrated Circuits (ICs)
• Use: Voltage Supervisors
• Characteristics:
  • Low-power consumption
  • Wide operating voltage range
  • Adjustable reset threshold
  • Small package size
• Package: SOIC-8
• Essence: The MAX1607ESA is a voltage supervisor IC designed to monitor the power supply voltage of electronic systems and provide a reset signal when the voltage falls below a certain threshold.
• Packaging/Quantity: The MAX1607ESA is available in tape and reel packaging, with 250 units per reel.

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Options: Adjustable from 1.2V to 4.63V in 100mV steps
• Reset Timeout Period: Fixed at 140ms
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 3µA (typical)

Pin Configuration

The MAX1607ESA features an 8-pin Small Outline Integrated Circuit (SOIC) package. The pin configuration is as follows:

```

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| | --| RESET |-- --| GND |-- --| MR |-- --| VCC |-- --| RESETOUT |-- --| RESETIN |-- --| NC |-- |___________| ```

Functional Features

• Monitors the power supply voltage and generates a reset signal when it falls below the set threshold.
• Adjustable reset threshold allows customization for different system requirements.
• Fixed reset timeout period ensures reliable system reset.
• Low quiescent current minimizes power consumption.
• Built-in hysteresis prevents false triggering due to voltage fluctuations.

Advantages and Disadvantages

Advantages: - Wide operating voltage range allows compatibility with various power supply systems. - Adjustable reset threshold provides flexibility for different applications. - Small package size saves board space. - Low-power consumption extends battery life in portable devices.

Disadvantages: - Fixed reset timeout period may not be suitable for all applications. - Limited number of pin options for customization.

Working Principles

The MAX1607ESA operates by continuously monitoring the power supply voltage using an internal voltage reference. When the voltage falls below the set threshold, the reset output is activated, signaling a system reset. The reset signal remains active until the voltage rises above the threshold and the reset timeout period elapses.

Application Field Plans

The MAX1607ESA is widely used in various electronic systems where reliable voltage monitoring and system reset functionality are required. Some application fields include:

1. Embedded Systems: Provides voltage supervision for microcontrollers, ensuring proper system initialization.
2. Industrial Control Systems: Monitors power supply voltage to prevent damage to sensitive equipment during voltage fluctuations.
3. Automotive Electronics: Ensures safe operation of critical systems by resetting them in case of power supply issues.
4. Consumer Electronics: Protects sensitive components from voltage drops, enhancing overall system reliability.

Alternative Models

• MAX1606ESA
• MAX1608ESA
• MAX1609ESA
• MAX1610ESA

These alternative models offer similar voltage supervisor functionality with slight variations in specifications and features.

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