S-817B56AUA-CXTT2U

Basic Information Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - Low quiescent current - High ripple rejection ratio - Built-in overcurrent protection - Built-in thermal shutdown circuit - Small package size

Package: SOT-89-5

Essence: The S-817B56AUA-CXTT2U is a voltage regulator IC that provides a stable output voltage for various electronic devices.

Packaging/Quantity: The S-817B56AUA-CXTT2U is typically sold in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage: 5.6V ±2%
• Dropout Voltage: 0.18V @ 100mA
• Quiescent Current: 30µA (typical)
• Ripple Rejection Ratio: 70dB (typical)
• Overcurrent Protection: Built-in
• Thermal Shutdown Circuit: Built-in
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-817B56AUA-CXTT2U has the following pin configuration:

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

Functional Features

• Low Dropout Voltage: The S-817B56AUA-CXTT2U has a low dropout voltage, ensuring efficient power conversion even when the input voltage is close to the desired output voltage.
• Low Quiescent Current: The IC consumes very low quiescent current, making it suitable for battery-powered devices where power efficiency is crucial.
• High Ripple Rejection Ratio: The high ripple rejection ratio ensures that the output voltage remains stable even in the presence of input voltage fluctuations or noise.
• Overcurrent Protection: The built-in overcurrent protection circuitry safeguards the IC and the connected devices from excessive current flow.
• Thermal Shutdown Circuit: The thermal shutdown circuit prevents the IC from overheating by shutting down the regulator when the temperature exceeds a certain threshold.

Advantages and Disadvantages

Advantages: - Stable output voltage - Low dropout voltage - Low quiescent current consumption - Built-in overcurrent protection and thermal shutdown circuit - Small package size

Disadvantages: - Limited input voltage range (2.0V to 6.0V) - Output voltage fixed at 5.6V

Working Principles

The S-817B56AUA-CXTT2U operates as a linear voltage regulator. It regulates the input voltage to a stable output voltage of 5.6V. The internal circuitry of the IC adjusts the output voltage based on the feedback received from the output pin. The low dropout voltage ensures efficient power conversion, while the built-in overcurrent protection and thermal shutdown circuit provide additional safety measures.

Detailed Application Field Plans

The S-817B56AUA-CXTT2U can be used in various applications, including but not limited to: - Battery-powered devices - Portable electronic devices - Automotive electronics - Industrial control systems - Communication equipment

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the S-817B56AUA-CXTT2U include: - S-817B33AMC-CWJT2G - S-817B50AMC-CWJT2G - S-817B33AMC-CWJT2U - S-817B50AMC-CWJT2U

These alternative models have different output voltages and package sizes, allowing for flexibility in design and application.

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