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S-817B39AY-B-G
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S-817B39AY-B-G

Product Overview

Category

S-817B39AY-B-G belongs to the category of voltage regulators.

Use

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

Characteristics

  • Package: SOT-89-5
  • Essence: Low dropout voltage regulator
  • Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

The specifications of S-817B39AY-B-G are as follows:

  • Input Voltage Range: 2.0V to 6.0V
  • Output Voltage: 3.9V ±1%
  • Maximum Output Current: 50mA
  • Dropout Voltage: 160mV (typical)
  • Quiescent Current: 30µA (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The pin configuration of S-817B39AY-B-G is as follows:

  1. GND (Ground)
  2. VIN (Input Voltage)
  3. VOUT (Output Voltage)
  4. CE (Control Enable)
  5. NC (No Connection)

Functional Features

  • Low dropout voltage: The S-817B39AY-B-G exhibits a low dropout voltage of only 160mV, ensuring efficient voltage regulation even with small input-output differentials.
  • Low quiescent current: With a typical quiescent current of 30µA, this voltage regulator minimizes power consumption when the load is light.
  • Control enable function: The CE pin allows for easy control of the output voltage by enabling or disabling the regulator as needed.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient voltage regulation. - Low quiescent current minimizes power consumption. - Control enable function provides flexibility in regulating the output voltage.

Disadvantages: - Limited maximum output current of 50mA may not be suitable for high-power applications. - Input voltage range limited to 2.0V to 6.0V.

Working Principles

The S-817B39AY-B-G is a low dropout voltage regulator that operates by maintaining a stable output voltage despite fluctuations in the input voltage. It achieves this through a combination of internal circuitry and feedback mechanisms that adjust the output voltage based on the input conditions.

Detailed Application Field Plans

The S-817B39AY-B-G can be applied in various electronic circuits requiring stable voltage regulation. Some potential application fields include:

  1. Battery-powered devices: This voltage regulator can be used in portable electronic devices powered by batteries, ensuring a consistent and reliable power supply.
  2. IoT devices: Internet of Things (IoT) devices often require efficient voltage regulation to ensure proper functionality and extend battery life.
  3. Automotive electronics: The S-817B39AY-B-G can be utilized in automotive applications where stable voltage regulation is crucial for the proper operation of various electronic components.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the S-817B39AY-B-G are:

  1. S-817A33ANF-CUPT2G
  2. S-817A33ANB-CUPT2G
  3. S-817A33ANB-CUPTFG

These models provide comparable voltage regulation capabilities and can be considered as alternatives depending on specific requirements.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de S-817B39AY-B-G en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of S-817B39AY-B-G in technical solutions:

  1. Q: What is the S-817B39AY-B-G? A: The S-817B39AY-B-G is a voltage detector IC that monitors the power supply voltage and provides a reset signal when the voltage drops below a certain threshold.

  2. Q: What is the operating voltage range of S-817B39AY-B-G? A: The operating voltage range of S-817B39AY-B-G is from 1.6V to 6.0V.

  3. Q: How does S-817B39AY-B-G help in technical solutions? A: S-817B39AY-B-G helps in technical solutions by providing a reliable reset signal to microcontrollers, ASICs, or other digital devices when the power supply voltage falls below a specified level.

  4. Q: What is the typical reset threshold voltage of S-817B39AY-B-G? A: The typical reset threshold voltage of S-817B39AY-B-G is 3.9V.

  5. Q: Can I adjust the reset threshold voltage of S-817B39AY-B-G? A: No, the reset threshold voltage of S-817B39AY-B-G is fixed and cannot be adjusted.

  6. Q: Does S-817B39AY-B-G have an open-drain output? A: Yes, S-817B39AY-B-G has an open-drain output, which allows for easy interfacing with other devices.

  7. Q: What is the quiescent current consumption of S-817B39AY-B-G? A: The quiescent current consumption of S-817B39AY-B-G is typically 1.0µA.

  8. Q: Can S-817B39AY-B-G be used in battery-powered applications? A: Yes, S-817B39AY-B-G can be used in battery-powered applications due to its low quiescent current consumption.

  9. Q: Does S-817B39AY-B-G have built-in hysteresis? A: Yes, S-817B39AY-B-G has built-in hysteresis, which helps prevent false triggering of the reset signal.

  10. Q: What package options are available for S-817B39AY-B-G? A: S-817B39AY-B-G is available in a SOT-23-5 package, which is compact and suitable for space-constrained designs.

Please note that these answers are based on general information about the S-817B39AY-B-G and may vary depending on specific datasheet specifications.