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S-817B44AY-B-G
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S-817B44AY-B-G

Product Overview

Category

S-817B44AY-B-G belongs to the category of voltage regulators.

Use

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

Characteristics

  • Package: The S-817B44AY-B-G comes in a small surface-mount package.
  • Essence: It is a low-dropout voltage regulator with a fixed output voltage.
  • Packaging/Quantity: The product is typically packaged in reels or tubes, with varying quantities depending on the supplier.

Specifications

The specifications of the S-817B44AY-B-G are as follows:

  • Input Voltage Range: 2.0V to 6.0V
  • Output Voltage: 4.4V (fixed)
  • Output Current: Up to 50mA
  • Dropout Voltage: 160mV (typical)
  • Quiescent Current: 30μA (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-817B44AY-B-G has the following pin configuration:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. VOUT: Output voltage pin

Functional Features

  • Low Dropout Voltage: The S-817B44AY-B-G exhibits a low dropout voltage, ensuring efficient voltage regulation even when the input voltage is close to the desired output voltage.
  • Fixed Output Voltage: With a fixed output voltage of 4.4V, this regulator provides a stable power supply for various electronic applications.
  • Low Quiescent Current: The device operates with a low quiescent current, minimizing power consumption and extending battery life in portable devices.

Advantages and Disadvantages

Advantages

  • Small package size allows for space-saving integration into compact designs.
  • Low dropout voltage ensures efficient voltage regulation.
  • Fixed output voltage simplifies circuit design.

Disadvantages

  • Limited output current capability may not be suitable for high-power applications.
  • Restricted input voltage range may limit compatibility with certain systems.

Working Principles

The S-817B44AY-B-G is a linear voltage regulator that utilizes a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage, adjusting the pass transistor's resistance to maintain a stable output voltage.

Detailed Application Field Plans

The S-817B44AY-B-G finds application in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - Industrial control systems - Automotive electronics - Medical equipment

Detailed and Complete Alternative Models

  1. S-817A Series: Similar voltage regulators with different fixed output voltages (e.g., 3.3V, 5.0V).
  2. S-817C Series: Voltage regulators with adjustable output voltage.
  3. S-817D Series: Voltage regulators with higher output current capabilities.

These alternative models provide flexibility in choosing the appropriate voltage regulator based on specific application requirements.

In conclusion, the S-817B44AY-B-G is a low-dropout voltage regulator with a fixed output voltage of 4.4V. Its small package size, low dropout voltage, and low quiescent current make it suitable for various electronic applications. However, its limited output current and input voltage range should be considered when selecting this product.

技術ソリューションにおける S-817B44AY-B-G 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-817B44AY-B-G in technical solutions:

  1. Q: What is the S-817B44AY-B-G? A: The S-817B44AY-B-G is a voltage detector IC that monitors the power supply voltage and provides a reset signal when the voltage drops below a specified threshold.

  2. Q: What is the operating voltage range of S-817B44AY-B-G? A: The operating voltage range of S-817B44AY-B-G is from 1.6V to 6.0V.

  3. Q: How does S-817B44AY-B-G detect the voltage level? A: S-817B44AY-B-G uses an internal voltage reference and a comparator to compare the input voltage with the reference voltage.

  4. Q: What is the typical reset threshold voltage of S-817B44AY-B-G? A: The typical reset threshold voltage of S-817B44AY-B-G is 4.4V.

  5. Q: Can I adjust the reset threshold voltage of S-817B44AY-B-G? A: No, the reset threshold voltage of S-817B44AY-B-G is fixed and cannot be adjusted.

  6. Q: What is the output type of S-817B44AY-B-G? A: S-817B44AY-B-G has an open-drain output, which requires an external pull-up resistor.

  7. Q: What is the maximum current that S-817B44AY-B-G can sink? A: The maximum sinking current of S-817B44AY-B-G is 50mA.

  8. Q: Can S-817B44AY-B-G be used in battery-powered applications? A: Yes, S-817B44AY-B-G is suitable for battery-powered applications due to its low quiescent current consumption.

  9. Q: Does S-817B44AY-B-G have built-in hysteresis? A: Yes, S-817B44AY-B-G has a built-in hysteresis of typically 100mV, which helps to prevent oscillations near the threshold voltage.

  10. Q: What package does S-817B44AY-B-G come in? A: S-817B44AY-B-G is available in a small SOT-23-5 package, which is compact and easy to solder.

Please note that these answers are general and may vary depending on the specific datasheet and manufacturer's specifications of the S-817B44AY-B-G.