S-1172B38-E6T1G

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Output Current, Small Package Size
• Package: SOT-23-5
• Essence: Regulates voltage to provide a stable output for electronic devices
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage Range: 1.2V - 5.5V
• Output Current: 1A
• Dropout Voltage: 200mV @ 1A
• Quiescent Current: 50µA
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1172B38-E6T1G has a total of five pins arranged in the following configuration: 1. VIN: Input Voltage Pin 2. GND: Ground Pin 3. EN: Enable Pin 4. VOUT: Output Voltage Pin 5. NC: No Connection Pin

Functional Features

• Low dropout voltage ensures efficient power conversion.
• High output current capability allows for powering a wide range of devices.
• Built-in thermal shutdown protection prevents overheating.
• Short-circuit current limit protects the regulator and connected devices.

Advantages

• Compact SOT-23-5 package enables space-saving designs.
• Wide input voltage range accommodates various power sources.
• Excellent line and load regulation ensure stable output voltage.
• Low quiescent current minimizes power consumption.

Disadvantages

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

Working Principles

The S-1172B38-E6T1G is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage. The dropout voltage is the minimum voltage required for the regulator to operate correctly.

Detailed Application Field Plans

The S-1172B38-E6T1G is commonly used in various electronic devices, including: - Battery-powered devices - Portable audio players - Mobile phones - Digital cameras - Wireless communication modules

Detailed and Complete Alternative Models

1. S-1172B33-E6T1G: Similar specifications but with a lower output voltage range (1.2V - 3.3V).
2. S-1172B50-E6T1G: Similar specifications but with a higher output voltage range (1.2V - 5.0V).
3. S-1172B18-E6T1G: Similar specifications but with a lower output current (500mA).

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

In conclusion, the S-1172B38-E6T1G is a voltage regulator IC with excellent characteristics, compact package size, and wide application possibilities. Its efficient power conversion, high output current, and stable performance make it suitable for various electronic devices. However, its limited output current and dropout voltage should be considered when selecting the regulator for high-power applications.