S-1135A12-U5T1G

Basic Information Overview

• Category: Voltage Regulator
• Use: Power management
• Characteristics: Low dropout voltage, high accuracy, low quiescent current
• Package: SOT-23-5
• Essence: Linear voltage regulator
• Packaging/Quantity: Tape and reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage: 1.2V
• Dropout Voltage: 200mV at 150mA
• Quiescent Current: 30µA
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1135A12-U5T1G has a total of five pins: 1. VIN (Input Voltage) 2. GND (Ground) 3. EN (Enable) 4. NC (No Connection) 5. VOUT (Output Voltage)

Functional Features

• Low dropout voltage ensures efficient power conversion.
• High accuracy provides precise output voltage regulation.
• Low quiescent current minimizes power consumption.
• Enable pin allows for easy on/off control.
• Small package size enables space-saving designs.

Advantages

• Wide input voltage range allows for versatile applications.
• Excellent line and load regulation ensure stable output voltage.
• Low dropout voltage reduces power dissipation.
• Low quiescent current extends battery life.
• Enable pin offers flexibility in power management.

Disadvantages

• Limited output voltage options (only 1.2V in this model).
• No thermal shutdown feature.
• Not suitable for high-power applications.

Working Principles

The S-1135A12-U5T1G is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage and adjusting the pass transistor accordingly. This ensures a stable output voltage despite variations in input voltage and load conditions.

Detailed Application Field Plans

The S-1135A12-U5T1G is commonly used in various electronic devices, including: - Battery-powered devices - Portable audio players - Mobile phones - Digital cameras - Wireless communication systems

Detailed and Complete Alternative Models

1. S-1135A18-U5T1G: Output voltage of 1.8V
2. S-1135A25-U5T1G: Output voltage of 2.5V
3. S-1135A33-U5T1G: Output voltage of 3.3V
4. S-1135A50-U5T1G: Output voltage of 5.0V

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

In conclusion, the S-1135A12-U5T1G is a voltage regulator designed for power management applications. With its low dropout voltage, high accuracy, and low quiescent current, it offers efficient and precise voltage regulation. Its small package size and enable pin further enhance its usability. However, it has limited output voltage options and lacks certain features found in higher-end regulators. Nonetheless, it finds widespread use in battery-powered devices, portable audio players, mobile phones, digital cameras, and wireless communication systems.