S-817A32APF-CUVTFU

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics:
  • Low dropout voltage
  • High output voltage accuracy
  • Low quiescent current
  • Thermal shutdown protection
• Package: SOT-89-5
• Essence: This IC is designed to regulate and stabilize the output voltage in electronic circuits.
• Packaging/Quantity: Available in tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 0.15V (typical) at 100mA load current
• Output Current: 100mA (maximum)
• Quiescent Current: 30μA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-817A32APF-CUVTFU IC has a total of five pins arranged as follows:

```

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| | --| Vout (3) | --| Vin (4) | --| GND (2) | --| CE (1) | --| NC (5) | |___________| ```

1. CE (Chip Enable): This pin is used to enable or disable the regulator.
2. GND (Ground): Connected to the ground reference of the circuit.
3. Vout (Output Voltage): Provides the regulated output voltage.
4. Vin (Input Voltage): Receives the input voltage to be regulated.
5. NC (No Connection): This pin is not connected and should be left unconnected.

Functional Features

• Low Dropout Voltage: The S-817A32APF-CUVTFU has a low dropout voltage, allowing it to regulate the output voltage even when the input voltage is close to the desired output voltage.
• High Output Voltage Accuracy: This IC provides high accuracy in maintaining the desired output voltage, ensuring stable performance of the connected circuitry.
• Low Quiescent Current: The quiescent current of only 30μA ensures minimal power consumption when the regulator is in standby mode.
• Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, which prevents damage due to excessive temperature.

Advantages and Disadvantages

Advantages: - Compact package size (SOT-89-5) allows for space-saving integration into various electronic devices. - Wide input voltage range enables compatibility with different power sources. - Excellent output voltage accuracy ensures reliable operation of connected components.

Disadvantages: - Limited output current capability (maximum 100mA) may not be suitable for high-power applications. - Lack of adjustable output voltage limits flexibility in certain scenarios.

Working Principles

The S-817A32APF-CUVTFU operates as a linear voltage regulator. It uses a reference voltage and feedback mechanism to maintain a constant output voltage regardless of variations in the input voltage or load conditions. When enabled, the IC compares the output voltage with the reference voltage and adjusts the internal circuitry to regulate the output voltage within the specified range.

Detailed Application Field Plans

The S-817A32APF-CUVTFU is widely used in various electronic devices and systems that require a stable and regulated power supply. Some common application fields include: - Battery-powered devices - Portable consumer electronics - Industrial control systems - Automotive electronics - Medical equipment

Detailed and Complete Alternative Models

1. S-817A33APF-CUVTFU: Similar to S-817A32APF-CUVTFU, but with an output voltage range of 1.3V to 5.5V.
2. S-817A31APF-CUVTFU: Similar to S-817A32APF-CUVTFU, but with an output voltage range of 1.1V to 5.5V.
3. S-817A30APF-CUVTFU: Similar to S-817A32APF-CUVTFU, but with an output voltage range of 1.0V to 5.5V.

These alternative models provide similar functionality and characteristics, allowing users to choose the most suitable option based on their specific requirements.

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