ABLIC U.S.A. Inc.
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S-817B21AY-B2-U
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S-817B21AY-B2-U

Product Overview

Category

The S-817B21AY-B2-U belongs to the category of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

  • Low dropout voltage
  • Low quiescent current
  • High ripple rejection ratio
  • Built-in overcurrent protection
  • Thermal shutdown circuitry

Package

The S-817B21AY-B2-U comes in a small surface-mount package.

Essence

The essence of this product lies in its ability to provide stable and regulated voltage to electronic devices.

Packaging/Quantity

The S-817B21AY-B2-U is typically packaged in reels and is available in quantities of 1000 units per reel.

Specifications

  • Input Voltage Range: 2.0V to 6.0V
  • Output Voltage Range: 1.8V to 5.0V
  • Dropout Voltage: 160mV (typical)
  • Quiescent Current: 30μA (typical)
  • Ripple Rejection Ratio: 70dB (typical)
  • Overcurrent Protection: Built-in
  • Thermal Shutdown: Built-in

Detailed Pin Configuration

The S-817B21AY-B2-U has the following pin configuration:

  1. VIN (Input Voltage)
  2. GND (Ground)
  3. VOUT (Output Voltage)

Functional Features

  • Low dropout voltage ensures efficient power conversion.
  • Low quiescent current minimizes power consumption.
  • High ripple rejection ratio filters out unwanted noise.
  • Built-in overcurrent protection safeguards the circuit from excessive current.
  • Thermal shutdown circuitry prevents overheating and damage.

Advantages and Disadvantages

Advantages

  • Provides stable and regulated voltage.
  • Suitable for low-power applications.
  • Compact surface-mount package.
  • Built-in protection features enhance reliability.

Disadvantages

  • Limited input and output voltage range.
  • May not be suitable for high-power applications.

Working Principles

The S-817B21AY-B2-U operates based on the principle of linear voltage regulation. It uses a feedback mechanism to maintain a constant output voltage, regardless of variations in the input voltage or load conditions. The internal circuitry adjusts the pass transistor to regulate the output voltage within the specified range.

Detailed Application Field Plans

The S-817B21AY-B2-U is commonly used in various electronic devices and applications, including:

  1. Battery-powered devices
  2. Portable consumer electronics
  3. IoT (Internet of Things) devices
  4. Wearable technology
  5. Embedded systems

Detailed and Complete Alternative Models

  1. S-817A20AN-B-CUJ-T2: Similar voltage regulator with a different package and pin configuration.
  2. S-817B33AMC-CWJT2G: Voltage regulator with a higher output voltage range.
  3. S-817B25AMC-CWJT2G: Voltage regulator with a lower dropout voltage.

These alternative models offer similar functionality and can be considered as substitutes for the S-817B21AY-B2-U.

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技術ソリューションにおける S-817B21AY-B2-U の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of S-817B21AY-B2-U in technical solutions:

  1. Q: What is the S-817B21AY-B2-U? A: The S-817B21AY-B2-U is a voltage detector IC (integrated circuit) manufactured by a specific company.

  2. Q: What is the purpose of the S-817B21AY-B2-U? A: The S-817B21AY-B2-U is designed to monitor and detect voltage levels in electronic circuits.

  3. Q: How does the S-817B21AY-B2-U work? A: The S-817B21AY-B2-U compares the input voltage with a reference voltage and provides an output signal when the voltage crosses a certain threshold.

  4. Q: What is the operating voltage range of the S-817B21AY-B2-U? A: The S-817B21AY-B2-U operates within a voltage range of X volts to Y volts.

  5. Q: Can the S-817B21AY-B2-U be used in automotive applications? A: Yes, the S-817B21AY-B2-U is suitable for automotive applications as it can withstand the required temperature and voltage conditions.

  6. Q: Does the S-817B21AY-B2-U have any built-in protection features? A: Yes, the S-817B21AY-B2-U has built-in overvoltage protection and reverse polarity protection.

  7. Q: What is the output configuration of the S-817B21AY-B2-U? A: The S-817B21AY-B2-U has an open-drain output configuration.

  8. Q: Can the S-817B21AY-B2-U be used in battery-powered applications? A: Yes, the S-817B21AY-B2-U can be used in battery-powered applications as it has a low quiescent current consumption.

  9. Q: What is the typical response time of the S-817B21AY-B2-U? A: The typical response time of the S-817B21AY-B2-U is X microseconds.

  10. Q: Are there any application notes or reference designs available for the S-817B21AY-B2-U? A: Yes, the manufacturer provides application notes and reference designs that can help in implementing the S-817B21AY-B2-U in various technical solutions.

Please note that the answers provided here are generic and may vary depending on the specific datasheet and manufacturer's documentation for the S-817B21AY-B2-U.