S-1172B42-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 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 Range: 1.2V - 5.5V
• Output Current: Up to 1.5A
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 50µA (typical)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.1% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1172B42-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: Enable Control Pin

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output voltage differentials.
• High output current capability allows for powering a wide range of devices.
• Low quiescent current minimizes power consumption during standby or idle mode.
• Excellent line and load regulation provide stable output voltage under varying conditions.
• Enable control pin allows for easy on/off switching of the regulator.

Advantages

• Compact SOT-89-5 package offers space-saving benefits.
• Wide input voltage range accommodates various power supply sources.
• Robust design ensures reliable performance in harsh environments.
• Low dropout voltage reduces power dissipation and extends battery life.
• High output current capability supports demanding applications.

Disadvantages

• Limited output voltage range may not be suitable for certain specialized applications.
• SOT-89-5 package may require additional thermal management for high-power applications.
• Quiescent current, although low, may still impact battery-powered devices with strict power constraints.

Working Principles

The S-1172B42-U5T1U is a linear voltage regulator that utilizes a pass transistor to regulate the input voltage to a stable output voltage. It operates by comparing the output voltage with a reference voltage and adjusting the pass transistor accordingly to maintain the desired output voltage. The enable control pin allows for easy on/off switching of the regulator, providing flexibility in power management.

Detailed Application Field Plans

The S-1172B42-U5T1U finds applications in various electronic devices and systems, including but not limited to: - Battery-powered devices such as smartphones, tablets, and portable media players. - Industrial automation equipment and control systems. - Automotive electronics, including infotainment systems and engine control units. - Consumer electronics like digital cameras, gaming consoles, and audio amplifiers. - Communication systems, including routers, switches, and wireless access points.

Detailed and Complete Alternative Models

• S-1172B33-U5T1U: Similar specifications, different output voltage range (3.3V - 5.5V).
• S-1172B50-U5T1U: Similar specifications, different output voltage range (5.0V - 5.5V).
• S-1172B12-U5T1U: Similar specifications, different output voltage range (1.2V - 5.5V).

This concludes the encyclopedia entry for the S-1172B42-U5T1U voltage regulator.