MAX1602EEE

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor and Reset Circuit
• Characteristics:
  • Monitors the voltage level of a power supply or battery
  • Generates a reset signal when the voltage falls below a specified threshold
  • Low-power consumption
  • Small package size
• Package: 16-pin QSOP (Quarter Small Outline Package)
• Essence: Provides reliable voltage monitoring and reset functionality in electronic systems
• Packaging/Quantity: Available in tape and reel packaging, with a quantity of 250 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.5V, 3.0V, 3.3V, 4.38V, and adjustable
• Reset Timeout Period: 140ms, 560ms, or adjustable
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX1602EEE has a total of 16 pins, which are assigned specific functions as follows:

1. VCC: Power supply input
2. GND: Ground reference
3. RESET#: Active-low reset output
4. MR#: Manual reset input
5. TH: Threshold voltage selection pin
6. TO: Reset timeout period selection pin
7. CT: Capacitor connection for adjustable threshold and timeout
8. NC: No connection
9. NC: No connection
10. NC: No connection
11. NC: No connection
12. NC: No connection
13. NC: No connection
14. NC: No connection
15. NC: No connection
16. NC: No connection

Functional Features

• Monitors the voltage level continuously
• Generates a reset signal when the voltage falls below the set threshold
• Adjustable threshold and timeout period options
• Manual reset capability
• Low-power consumption for extended battery life

Advantages and Disadvantages

Advantages: - Provides reliable voltage monitoring and reset functionality - Small package size allows for space-saving designs - Wide supply voltage range enables compatibility with various systems - Adjustable threshold and timeout options offer flexibility in different applications

Disadvantages: - Limited number of available pins for additional functionalities - Not suitable for high-voltage applications (above 5.5V)

Working Principles

The MAX1602EEE operates by continuously monitoring the input voltage level. When the voltage falls below the set threshold, it triggers the generation of a reset signal. The reset signal remains active until the voltage rises above the threshold or a manual reset is initiated.

The threshold voltage and timeout period can be adjusted using external components connected to the TH, TO, and CT pins. This allows customization according to specific system requirements.

Application Field Plans

The MAX1602EEE finds application in various electronic systems where reliable voltage monitoring and reset functionality are crucial. Some potential application fields include:

1. Microcontrollers and microprocessors
2. Embedded systems
3. Power management circuits
4. Battery-powered devices
5. Industrial control systems
6. Automotive electronics

Alternative Models

1. MAX1601EEE: Similar to MAX1602EEE but with a different pin configuration.
2. MAX1603EEE: Voltage monitor and reset circuit with additional features such as watchdog timer and power-fail detection.
3. MAX1604EEE: Dual voltage monitor and reset circuit for monitoring two independent power supplies simultaneously.

These alternative models provide similar functionality to the MAX1602EEE but may have different pin configurations or additional features to suit specific application requirements.

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