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S-80851CNY-B2-U
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S-80851CNY-B2-U

Product Overview

Category

S-80851CNY-B2-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.)
  • Operating temperature range: -40°C to +85°C
  • Small package size: SOT-23-5

Package

The S-80851CNY-B2-U is packaged in a small outline transistor (SOT) package, specifically SOT-23-5. This package provides compactness and ease of integration into various electronic devices.

Essence

The essence of S-80851CNY-B2-U lies in its ability to accurately detect voltage levels within a specified range and provide a reset signal when necessary. This feature ensures proper functioning and reliability of electronic systems.

Packaging/Quantity

The S-80851CNY-B2-U is typically available in tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

  • Supply voltage range: 1.6V to 6.0V
  • Detection voltage options: 2.0V, 2.3V, 2.6V, 2.9V, 3.1V, 3.3V, 4.0V, 4.3V, 4.6V, 4.9V, 5.1V, 5.5V
  • Output type: N-channel open drain
  • Output voltage: Vcc - 0.3V (max)
  • Quiescent current: 1.0μA (typ.)
  • Delay time: 200ms (typ.)

Detailed Pin Configuration

The S-80851CNY-B2-U has a total of five pins, each serving a specific function:

  1. VDD: Supply voltage input
  2. GND: Ground reference
  3. RESET: Output pin for reset signal
  4. DETECT: Voltage detection pin
  5. NC: No connection (unused pin)

Functional Features

Voltage Detection

The S-80851CNY-B2-U is designed to accurately detect the voltage level applied to the DETECT pin. It compares this voltage with the internally set detection voltage and generates a corresponding output signal.

Reset Function

When the detected voltage falls below the set threshold, the RESET pin outputs a low signal, indicating the need for a system reset. This feature ensures proper operation and prevents malfunctions caused by insufficient voltage levels.

Low Power Consumption

With a quiescent current of only 1.0μA, the S-80851CNY-B2-U minimizes power consumption, making it suitable for battery-powered devices and energy-efficient applications.

Advantages and Disadvantages

Advantages

  • Wide voltage detection range
  • Accurate voltage detection with ±2% accuracy
  • Low power consumption
  • Compact package size for easy integration

Disadvantages

  • Limited number of available detection voltage options
  • N-channel open drain output may require additional circuitry for certain applications

Working Principles

The S-80851CNY-B2-U operates based on a voltage divider network connected to the DETECT pin. The internal comparator compares the divided voltage with the preset detection voltage. If the detected voltage falls below the threshold, the RESET pin outputs a low signal, triggering a system reset.

Detailed Application Field Plans

The S-80851CNY-B2-U finds application in various electronic devices and systems, including but not limited to: - Battery-powered devices - Microcontrollers - Embedded systems - Power management circuits - Consumer electronics

Detailed and Complete Alternative Models

  1. S-80851CNY-B2-T: Same specifications and features as S-80851CNY-B2-U, but packaged in a different tape and reel packaging.
  2. S-80851CNY-B2-R: Same specifications and features as S-80851CNY-B2-U, but packaged in a different package type (SOT-89).

These alternative models provide flexibility in terms of packaging options while maintaining the same functionality and characteristics as the S-80851CNY-B2-U.

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Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням S-80851CNY-B2-U у технічних рішеннях

Sure! Here are 10 common questions and answers related to the application of S-80851CNY-B2-U in technical solutions:

  1. Q: What is S-80851CNY-B2-U? A: S-80851CNY-B2-U is a specific model of voltage detector IC (integrated circuit) used in various technical solutions.

  2. Q: What is the purpose of S-80851CNY-B2-U? A: The purpose of S-80851CNY-B2-U is to monitor and detect voltage levels in electronic circuits or systems.

  3. Q: How does S-80851CNY-B2-U work? A: S-80851CNY-B2-U works by comparing the input voltage with a reference voltage and providing an output signal when the voltage exceeds or falls below a certain threshold.

  4. Q: What is the operating voltage range of S-80851CNY-B2-U? A: The operating voltage range of S-80851CNY-B2-U typically varies from 1.6V to 6.0V.

  5. Q: Can S-80851CNY-B2-U be used in both AC and DC applications? A: Yes, S-80851CNY-B2-U can be used in both AC and DC applications as it is designed to detect voltage levels regardless of the waveform.

  6. Q: What is the output type of S-80851CNY-B2-U? A: S-80851CNY-B2-U provides an open-drain output, which means it can sink current but cannot source current.

  7. Q: What is the maximum current that S-80851CNY-B2-U can sink? A: The maximum sinking current of S-80851CNY-B2-U is typically around 100mA.

  8. Q: Can S-80851CNY-B2-U be used in automotive applications? A: Yes, S-80851CNY-B2-U is suitable for automotive applications as it meets the necessary standards and has a wide operating temperature range.

  9. Q: Is S-80851CNY-B2-U sensitive to noise or voltage fluctuations? A: S-80851CNY-B2-U has built-in noise immunity and hysteresis to minimize false triggering caused by noise or voltage fluctuations.

  10. Q: Are there any specific precautions to consider when using S-80851CNY-B2-U? A: It is recommended to follow the manufacturer's datasheet for proper usage guidelines, including input voltage limits, decoupling capacitor requirements, and thermal considerations.

Please note that the answers provided here are general and may vary depending on the specific application and requirements.