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S-817A19APF-CUITFU
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S-817A19APF-CUITFU

Basic Information Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output voltage accuracy - Low quiescent current - Overcurrent protection - Thermal shutdown protection

Package: SOT-89-5

Essence: The S-817A19APF-CUITFU is a voltage regulator IC that provides a stable output voltage for various electronic devices.

Packaging/Quantity: The S-817A19APF-CUITFU is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

  • Input Voltage Range: 2.0V to 6.0V
  • Output Voltage: 1.9V
  • Output Current: 50mA
  • Dropout Voltage: 160mV (typical)
  • Quiescent Current: 20μA (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-817A19APF-CUITFU has the following pin configuration:

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

Functional Features

  • Low dropout voltage ensures efficient power conversion.
  • High output voltage accuracy provides stable voltage supply to connected devices.
  • Low quiescent current minimizes power consumption when the device is in standby mode.
  • Overcurrent protection safeguards the IC and connected devices from excessive current flow.
  • Thermal shutdown protection prevents overheating and potential damage to the IC.

Advantages and Disadvantages

Advantages: - Reliable voltage regulation for electronic devices. - Compact SOT-89-5 package allows for space-saving integration. - Wide operating temperature range enables usage in various environments.

Disadvantages: - Limited output current capacity (50mA). - Input voltage range is restricted to 2.0V to 6.0V.

Working Principles

The S-817A19APF-CUITFU operates as a linear voltage regulator. It regulates the input voltage to a stable output voltage of 1.9V, ensuring a consistent power supply for connected devices. The IC achieves this by utilizing a pass transistor and feedback mechanism to maintain the desired output voltage despite fluctuations in the input voltage.

Detailed Application Field Plans

The S-817A19APF-CUITFU is commonly used in various electronic devices that require a stable 1.9V power supply. Some typical application fields include:

  1. Mobile phones
  2. Portable media players
  3. Digital cameras
  4. Wireless communication devices
  5. Battery-powered devices

Detailed and Complete Alternative Models

  1. S-817A18APF-CUITFU: Output voltage of 1.8V, otherwise similar specifications.
  2. S-817A20APF-CUITFU: Output voltage of 2.0V, otherwise similar specifications.
  3. S-817A19APF-BJST2U: Similar specifications with different package (SOT-23-5).

These alternative models provide options with slightly different output voltages or package types while maintaining similar functionality.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací S-817A19APF-CUITFU v technických řešeních

Sure! Here are 10 common questions and answers related to the application of S-817A19APF-CUITFU in technical solutions:

  1. Q: What is the purpose of S-817A19APF-CUITFU? A: S-817A19APF-CUITFU is a voltage detector IC used to monitor the power supply voltage in electronic circuits.

  2. Q: What is the operating voltage range of S-817A19APF-CUITFU? A: The operating voltage range of S-817A19APF-CUITFU is typically between 1.6V and 6.0V.

  3. Q: How does S-817A19APF-CUITFU detect the voltage level? A: S-817A19APF-CUITFU uses an internal voltage reference and a comparator to detect whether the input voltage is above or below a certain threshold.

  4. Q: Can I adjust the voltage detection threshold of S-817A19APF-CUITFU? A: No, the voltage detection threshold of S-817A19APF-CUITFU is fixed at a specific value.

  5. Q: What is the output configuration of S-817A19APF-CUITFU? A: S-817A19APF-CUITFU has an open-drain output, which requires an external pull-up resistor.

  6. Q: What is the maximum current that can be sunk by the output of S-817A19APF-CUITFU? A: The maximum sinking current of S-817A19APF-CUITFU is typically 50mA.

  7. Q: Is S-817A19APF-CUITFU suitable for battery-powered applications? A: Yes, S-817A19APF-CUITFU is designed to operate with low power consumption, making it suitable for battery-powered applications.

  8. Q: Can S-817A19APF-CUITFU be used in automotive applications? A: Yes, S-817A19APF-CUITFU is AEC-Q100 qualified and can be used in automotive applications.

  9. Q: Does S-817A19APF-CUITFU have built-in hysteresis? A: Yes, S-817A19APF-CUITFU has a built-in hysteresis of typically 0.1V, which helps to prevent output oscillation near the detection threshold.

  10. Q: What is the package type of S-817A19APF-CUITFU? A: S-817A19APF-CUITFU is available in a small SOT-23-5 package, which is compact and suitable for space-constrained designs.

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