S-1172B30-U5T1G

Basic Information Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output voltage accuracy - Low quiescent current - Overcurrent protection - Thermal shutdown protection

Package: SOT-23-5

Essence: The S-1172B30-U5T1G is a voltage regulator IC that provides a stable output voltage for various electronic devices.

Packaging/Quantity: The S-1172B30-U5T1G is typically sold in reels containing 3000 units.

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 3.0V
• Dropout Voltage: 150mV @ 100mA
• Quiescent Current: 45µA
• Output Current: 100mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1172B30-U5T1G has the following pin configuration:

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

Functional Features

• Low dropout voltage ensures efficient power conversion even with small input-output voltage differentials.
• High output voltage accuracy provides a stable and precise voltage supply to connected devices.
• Low quiescent current minimizes power consumption when the regulator is in standby mode.
• Overcurrent protection safeguards the regulator and connected devices from excessive current flow.
• Thermal shutdown protection prevents the IC from overheating, ensuring its longevity and reliability.

Advantages and Disadvantages

Advantages: - Efficient power conversion with low dropout voltage - Stable and accurate output voltage - Low power consumption in standby mode - Protection against overcurrent and thermal shutdown

Disadvantages: - Limited output current capacity (100mA)

Working Principles

The S-1172B30-U5T1G operates as a linear voltage regulator. It regulates the input voltage to a stable 3.0V output voltage by utilizing an internal voltage reference, error amplifier, and pass transistor. The regulator continuously adjusts the pass transistor's resistance to maintain the desired output voltage despite variations in the input voltage or load conditions.

Detailed Application Field Plans

The S-1172B30-U5T1G is commonly used in various electronic devices that require a stable 3.0V power supply. Some typical application fields include:

1. Mobile Devices: Smartphones, tablets, portable media players.
2. Wearable Electronics: Smartwatches, fitness trackers, wireless earbuds.
3. IoT Devices: Sensors, smart home devices, connected appliances.
4. Industrial Equipment: Measurement instruments, control systems, motor drivers.
5. Automotive Electronics: Infotainment systems, navigation units, dashboard displays.

Detailed and Complete Alternative Models

1. S-1172B33-U5T1G: Voltage regulator with a 3.3V output voltage.
2. S-1172B25-U5T1G: Voltage regulator with a 2.5V output voltage.
3. S-1172B50-U5T1G: Voltage regulator with a 5.0V output voltage.
4. S-1172B12-U5T1G: Voltage regulator with a 1.2V output voltage.
5. S-1172B15-U5T1G: Voltage regulator with a 1.5V output voltage.

These alternative models offer different output voltage options to suit specific application requirements.

Word count: 355