S-1172B40-U5T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Output Current, Low Quiescent Current
• Package: SOT-89-5
• Essence: Regulates voltage to provide a stable output
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage: 4.0V
• Output Current: 1.0A
• Dropout Voltage: 0.15V @ 500mA
• Quiescent Current: 50µA
• Line Regulation: ±0.05%
• Load Regulation: ±0.3%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1172B40-U5T1U has a total of five pins arranged in the following configuration: 1. VIN: Input Voltage Pin 2. GND: Ground Pin 3. NC: No Connection Pin 4. VOUT: Output Voltage Pin 5. CE: Chip Enable Pin

Functional Features

• Low dropout voltage ensures efficient power conversion.
• High output current capability allows for powering various components.
• Low quiescent current minimizes power consumption during standby.
• Excellent line and load regulation provide a stable output voltage.

Advantages

• Compact SOT-89-5 package enables space-saving designs.
• Wide input voltage range accommodates different power sources.
• Robust operating temperature range suits various environments.
• Chip enable pin allows for easy control of the regulator.

Disadvantages

• Limited output voltage options restricts flexibility in certain applications.
• Non-standard pin configuration may require adapter boards for compatibility.

Working Principles

The S-1172B40-U5T1U is a linear voltage regulator that operates by comparing the output voltage to an internal reference. It adjusts the pass transistor's resistance to maintain a constant output voltage, compensating for changes in input voltage and load conditions.

Detailed Application Field Plans

The S-1172B40-U5T1U finds applications in various electronic devices, including: 1. Battery-powered portable devices 2. Wireless communication systems 3. Industrial control systems 4. Automotive electronics 5. Consumer electronics

Detailed and Complete Alternative Models

1. S-1172B33-U5T1U: Output Voltage - 3.3V, Output Current - 1.0A
2. S-1172B50-U5T1U: Output Voltage - 5.0V, Output Current - 1.0A
3. S-1172B25-U5T1U: Output Voltage - 2.5V, Output Current - 1.0A
4. S-1172B30-U5T1U: Output Voltage - 3.0V, Output Current - 1.0A
5. S-1172B45-U5T1U: Output Voltage - 4.5V, Output Current - 1.0A

(Note: The above models have similar specifications but different output voltages)

In conclusion, the S-1172B40-U5T1U is a voltage regulator IC with excellent characteristics such as low dropout, high output current, and low quiescent current. Its compact package, wide input voltage range, and robust operating temperature make it suitable for various applications in different industries. However, its limited output voltage options and non-standard pin configuration should be considered when selecting alternative models.