S-1172B50-U5T1G

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Accuracy
• Package: SOT-23-5
• Essence: Regulates input voltage to a stable output voltage
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage: 5.0V ±2%
• Maximum Output Current: 500mA
• Dropout Voltage: 200mV @ 100mA
• Quiescent Current: 40µA
• Line Regulation: 0.05%/V
• Load Regulation: 0.1%/mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1172B50-U5T1G 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: NC (No Connection) Pin 4: VOUT (Output Voltage) Pin 5: CE (Control Enable)

Functional Features

• Low dropout voltage ensures efficient power conversion.
• High accuracy provides a stable output voltage.
• Control enable pin allows for easy on/off control.
• Overcurrent protection safeguards against excessive current flow.
• Thermal shutdown protection prevents overheating.

Advantages

• Compact SOT-23-5 package saves board space.
• Wide input voltage range accommodates various power sources.
• Low quiescent current minimizes power consumption.
• Excellent line and load regulation for precise voltage control.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Dropout voltage of 200mV may cause a slight voltage drop across the regulator.

Working Principles

The S-1172B50-U5T1G is a linear voltage regulator that utilizes a pass transistor to regulate the input voltage. It operates by comparing the output voltage with a reference voltage and adjusting the pass transistor accordingly to maintain a stable output voltage. The control enable pin allows the user to turn the regulator on or off as needed.

Detailed Application Field Plans

The S-1172B50-U5T1G is commonly used in various electronic devices and systems, including: - Battery-powered devices - Portable consumer electronics - Industrial control systems - Automotive applications - Communication equipment

Detailed and Complete Alternative Models

• S-1172B33-U5T1G: Output Voltage - 3.3V, Maximum Output Current - 500mA
• S-1172B12-U5T1G: Output Voltage - 1.2V, Maximum Output Current - 500mA
• S-1172B33-M5T1G: Output Voltage - 3.3V, Maximum Output Current - 1A
• S-1172B12-M5T1G: Output Voltage - 1.2V, Maximum Output Current - 1A
• S-1172B50-I6T1G: Output Voltage - 5.0V, Maximum Output Current - 1A

These alternative models provide different output voltages and maximum output currents to suit various application requirements.

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