S-1317A25-A4T2U4

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Accuracy, Low Quiescent Current
• Package: SOT-23-5
• Essence: Linear Voltage Regulator
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV (typical) at 100mA load current
• Output Current: 100mA
• Quiescent Current: 30µA (typical)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.3% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1317A25-A4T2U4 IC has a total of five pins arranged in the following configuration:

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Pin 1: VIN (Input Voltage) Pin 2: GND (Ground) Pin 3: VOUT (Output Voltage) Pin 4: CE (Chip Enable) Pin 5: NC (No Connection)

Functional Features

• Low dropout voltage ensures stable output even with low input voltage.
• High accuracy provides precise output voltage regulation.
• Low quiescent current minimizes power consumption during standby mode.
• Built-in overcurrent protection safeguards the circuit from excessive current.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile applications. - Small package size (SOT-23-5) enables space-saving designs. - Excellent line and load regulation ensure stable output under varying conditions.

Disadvantages: - Limited output current (100mA) may not be suitable for high-power applications. - The absence of thermal protection may pose a risk in certain operating conditions.

Working Principles

The S-1317A25-A4T2U4 is a linear voltage regulator that regulates the output voltage by adjusting the resistance between the input and output terminals. It operates by comparing the reference voltage with the feedback voltage, and any difference is amplified to control the pass transistor. This feedback loop ensures that the output voltage remains constant despite changes in the input voltage or load conditions.

Detailed Application Field Plans

The S-1317A25-A4T2U4 is commonly used in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - Industrial automation equipment - Automotive applications - Medical devices

Detailed and Complete Alternative Models

• S-1317A25-A4T1U3: Same specifications, different package (SOT-89-5)
• S-1317A25-A4T2U3: Same specifications, different package (SOT-23-5)
• S-1317A25-A4T2U5: Same specifications, different package (SOT-23-5)

These alternative models offer similar functionality and performance but may vary in package size and pin configuration.

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