S-80851CLY-Z2-U

Product Overview

Category

S-80851CLY-Z2-U belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• Voltage detection range: 1.6V to 6.0V
• Accuracy: ±2%
• Low supply current: 1.0µA (typ.)
• Small package size: SOT-23-5
• Built-in delay circuit: 200ms (typ.)

Package

The S-80851CLY-Z2-U IC is packaged in a SOT-23-5 package, which is a small surface-mount package with five pins.

Essence

The essence of this product lies in its ability to accurately detect voltage levels within a specified range and provide a reset signal when necessary.

Packaging/Quantity

The S-80851CLY-Z2-U IC is typically available in reels containing 3,000 units per reel.

Specifications

• Supply voltage range: 1.6V to 6.0V
• Operating temperature range: -40°C to +85°C
• Output type: Active low
• Quiescent current: 1.0µA (typ.)
• Reset threshold voltage options: 2.0V, 2.3V, 2.8V, 3.1V, 4.0V, 4.6V, 5.0V

Detailed Pin Configuration

The S-80851CLY-Z2-U IC has the following pin configuration:

```

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| | --| VDD|-- Pin 1: Supply Voltage --| RST|-- Pin 2: Reset Output --| GND|-- Pin 3: Ground --| VSS|-- Pin 4: Ground --| VIN|-- Pin 5: Voltage Input |____| ```

Functional Features

1. Voltage Detection: The IC accurately detects the input voltage level within the specified range.
2. Reset Output: When the input voltage falls below the threshold, the IC generates a reset signal to initiate system reset or other actions.
3. Built-in Delay Circuit: The IC includes a delay circuit that ensures a stable output after the voltage rises above the threshold.

Advantages and Disadvantages

Advantages

• Wide voltage detection range allows for versatile applications.
• Low quiescent current minimizes power consumption.
• Small package size enables space-saving designs.
• Built-in delay circuit ensures reliable reset signals.

Disadvantages

• Limited reset threshold voltage options may not suit all applications.
• Active low output type may require additional circuitry for certain systems.

Working Principles

The S-80851CLY-Z2-U IC operates by comparing the input voltage with the set threshold voltage. When the input voltage falls below the threshold, the reset output becomes active low, indicating the need for a system reset. The built-in delay circuit ensures a stable output after the voltage rises above the threshold, preventing false resets due to voltage fluctuations.

Detailed Application Field Plans

The S-80851CLY-Z2-U IC finds applications in various electronic devices where voltage monitoring and reset functions are required. Some potential application fields include:

1. Microcontrollers: Ensuring proper system initialization and recovery after power supply disruptions.
2. Battery-Powered Devices: Preventing damage to sensitive components when the battery voltage drops below a safe level.
3. Industrial Control Systems: Providing reliable reset signals for critical processes during power fluctuations.
4. Automotive Electronics: Monitoring and resetting systems in vehicles to maintain optimal performance and safety.

Detailed and Complete Alternative Models

1. S-80850CLY-Z2-U: Similar to S-80851CLY-Z2-U, but with a different reset threshold voltage range.
2. S-80852CLY-Z2-U: Offers additional features such as adjustable delay time and hysteresis.
3. S-80853CLY-Z2-U: Designed for higher voltage detection applications (up to 18V).

These alternative models provide flexibility in choosing the most suitable IC based on specific voltage requirements and additional functionality needed.

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