MAX8216CPD+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuits (ICs)

Use: The MAX8216CPD+ is a voltage monitor and reset circuit that is designed to provide accurate monitoring and control of power supply voltages in various electronic systems.

Characteristics: - Monitors the power supply voltage and generates a reset signal when the voltage falls below a specified threshold. - Offers a wide operating voltage range, making it suitable for a variety of applications. - Provides a precise and reliable reset function, ensuring proper system operation. - Features low power consumption, making it ideal for battery-powered devices. - Offers a compact and space-saving package design.

Package: DIP (Dual In-Line Package)

Essence: The MAX8216CPD+ is an essential component in electronic systems that require reliable voltage monitoring and reset functionality. It ensures the stability and proper functioning of the system by generating a reset signal when the power supply voltage drops below a predetermined level.

Packaging/Quantity: The MAX8216CPD+ is typically available in tubes or reels, with a quantity of 25 units per tube/reel.

Specifications

• Supply Voltage Range: 1.2V to 5.5V
• Reset Threshold Voltage Options: 2.63V, 3.08V, 4.38V, or adjustable
• Reset Timeout Period: 140ms (typical)
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 10µA (typical)

Pin Configuration

The MAX8216CPD+ features an 8-pin Dual In-Line Package (DIP) with the following pin configuration:

```

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| | --| VCC GND |-- Pin 1: Ground (GND) --| MR RST |-- Pin 2: Reset Output (RST) --| TH VCC |-- Pin 3: Supply Voltage (VCC) --| TO RESET|-- Pin 4: Timeout --| GND GND |-- Pin 5: Ground (GND) --| TRIP VCC |-- Pin 6: Trip Point Input (TH) --| GND GND |-- Pin 7: Ground (GND) --| VCC GND |-- Pin 8: Supply Voltage (VCC) |___________| ```

Functional Features

1. Voltage Monitoring: The MAX8216CPD+ continuously monitors the power supply voltage and compares it to a preset threshold.
2. Reset Generation: When the power supply voltage falls below the threshold, the MAX8216CPD+ generates a reset signal to initiate system reset or shutdown.
3. Adjustable Threshold: The device offers an adjustable threshold option, allowing customization based on specific application requirements.
4. Reset Timeout: The MAX8216CPD+ includes a timeout feature that ensures the reset signal is generated for a specified period, preventing false resets due to temporary voltage fluctuations.
5. Low Power Consumption: With a quiescent current of only 10µA, the MAX8216CPD+ minimizes power consumption, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages: - Accurate and reliable voltage monitoring - Wide operating voltage range - Adjustable threshold option - Reset timeout feature prevents false resets - Low power consumption

Disadvantages: - Limited number of available threshold options - DIP package may not be suitable for space-constrained applications

Working Principles

The MAX8216CPD+ operates by continuously monitoring the power supply voltage using an internal voltage comparator. When the voltage falls below the preset threshold, the comparator triggers the reset circuit, generating a reset signal. The reset signal remains active for a specified timeout period, ensuring that the system is properly reset or shut down. The device operates with low power consumption, making it suitable for various applications.

Application Field Plans

The MAX8216CPD+ finds applications in a wide range of electronic systems that require accurate voltage monitoring and reliable reset functionality. Some potential application fields include: - Microcontrollers and microprocessors - Embedded systems - Industrial control systems - Automotive electronics - Power management circuits - Battery-powered devices

Alternative Models

1. MAX823: Similar voltage monitor and reset circuit with adjustable threshold and timeout features.
2. MAX809: Voltage monitor and reset circuit with fixed threshold options and low power consumption.
3. MAX638: Precision voltage monitor and reset circuit with adjustable threshold and manual reset input.

These alternative models offer similar functionality to the MAX8216CPD+ and can be considered as alternatives based on specific application requirements.

In conclusion, the MAX8216CPD+ is an integrated circuit that provides accurate voltage