S-817A22APF-CULTFU

Product Overview

Category

The S-817A22APF-CULTFU belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in electronic devices for voltage detection and reset functions.

Characteristics

• Low power consumption
• Wide operating voltage range
• High accuracy
• Small package size

Package

The S-817A22APF-CULTFU is available in a small surface-mount package.

Essence

The essence of this product lies in its ability to accurately detect and monitor voltage levels, providing a reliable reset function for electronic devices.

Packaging/Quantity

The S-817A22APF-CULTFU is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Operating Voltage Range: 1.6V to 6.0V
• Detection Voltage Accuracy: ±1.0%
• Quiescent Current: 1.0μA (typical)
• Output Configuration: Open-drain
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-817A22APF-CULTFU has the following pin configuration:

1. VDD: Power supply input
2. GND: Ground reference
3. RESET: Output pin for reset signal
4. NC: No connection (unused pin)

Functional Features

• Voltage detection: The IC monitors the input voltage and provides a reset signal when it falls below a certain threshold.
• Reset function: The IC generates a low-level output signal on the RESET pin, indicating that the device should be reset.
• Open-drain output: The RESET pin is an open-drain output, allowing for flexibility in connecting external components.

Advantages and Disadvantages

Advantages

• Low power consumption: The IC operates with minimal power, making it suitable for battery-powered devices.
• Wide operating voltage range: It can work with a wide range of input voltages, enhancing its versatility.
• High accuracy: The detection voltage accuracy ensures reliable operation in various conditions.
• Small package size: The compact package enables space-saving designs.

Disadvantages

• Limited pin configuration: The IC has only four pins, which may restrict its use in complex circuitry.
• Lack of built-in protection features: Additional external components may be required to protect against voltage spikes or noise.

Working Principles

The S-817A22APF-CULTFU utilizes a voltage divider network and a comparator to monitor the input voltage. When the voltage falls below the detection threshold, the comparator triggers the reset function, generating a low-level output signal on the RESET pin.

Detailed Application Field Plans

The S-817A22APF-CULTFU finds applications in various electronic devices that require voltage monitoring and reset functionality. Some potential application fields include:

1. Microcontrollers: Ensuring proper reset and initialization during power-up or voltage fluctuations.
2. Battery-powered devices: Preventing damage due to undervoltage conditions and preserving battery life.
3. Industrial control systems: Providing reliable reset signals for critical components in automation and control systems.
4. Automotive electronics: Monitoring voltage levels in vehicle systems to prevent malfunctions or damage.

Detailed and Complete Alternative Models

1. S-817A25ANB-CUNT2G: Similar voltage detection and reset IC with a different package and detection voltage range.
2. S-817A33ANB-CUNT2G: Voltage detection and reset IC with a higher detection voltage range and different package.
3. S-817A50ANB-CUNT2G: Voltage detection and reset IC with a higher detection voltage range and different package.

These alternative models offer similar functionality but may vary in package size, detection voltage range, or other specifications.

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