S-1172B41-U5T1G

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-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
• 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-1172B41-U5T1G IC has a total of 5 pins arranged as follows:

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Pin Configuration: 1. VIN: Input voltage pin 2. GND: Ground pin 3. NC: No connection pin 4. VOUT: Output voltage pin 5. EN: Enable pin

Functional Features

• Low dropout voltage ensures stable output even with low input voltage.
• High output voltage accuracy provides precise voltage regulation.
• Low quiescent current minimizes power consumption.
• Thermal shutdown protection prevents overheating and damage.

Advantages

• Wide input voltage range allows for versatile applications.
• Small package size (SOT-23-5) enables space-saving designs.
• Excellent line and load regulation ensures stable output under varying conditions.
• Thermal shutdown protection enhances reliability.

Disadvantages

• Limited output current (100mA) may not be suitable for high-power applications.
• The SOT-23-5 package may require careful handling during assembly.

Working Principles

The S-1172B41-U5T1G is a linear voltage regulator that maintains a constant output voltage regardless of variations in the input voltage or load conditions. It achieves this by using a pass transistor to regulate the voltage drop across it. The regulator compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain the desired output voltage.

Detailed Application Field Plans

The S-1172B41-U5T1G is commonly used in various electronic devices and systems, including: - Battery-powered devices - Portable consumer electronics - Industrial control systems - Automotive applications - Medical equipment

Detailed and Complete Alternative Models

Some alternative models to the S-1172B41-U5T1G include: - S-1172B33-U5T1G: Similar specifications but with a different output voltage range (3.3V to 5.5V). - S-1172B50-U5T1G: Similar specifications but with a different output voltage range (5.0V to 5.5V). - S-1172B12-U5T1G: Similar specifications but with a different output voltage range (1.2V to 5.5V).

These alternative models provide flexibility in choosing the appropriate voltage regulator based on specific application requirements.

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