S-1135A15-U5T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, 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 6.0V
• Output Voltage: 1.5V
• Output Current: 150mA
• Dropout Voltage: 200mV @ 100mA
• Line Regulation: ±0.05% (Typical)
• Load Regulation: ±0.3% (Typical)
• Quiescent Current: 30μA (Typical)

Detailed Pin Configuration

The S-1135A15-U5T1U has a total of five pins arranged in the following configuration:

```

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| | --| V IN|-- Pin 1: Input Voltage --|____| | | --| GND|-- Pin 2: Ground --|____| | | --| V O |-- Pin 3: Output Voltage --|____| | | --| CE |-- Pin 4: Chip Enable --|____| | | --| NC |-- Pin 5: No Connection --|____| ```

Functional Features

• Low dropout voltage ensures stable output even with low input voltage.
• High accuracy provides precise output voltage regulation.
• Low quiescent current minimizes power consumption during standby mode.
• Built-in overcurrent protection safeguards the circuit from excessive current.

Advantages

• Wide input voltage range allows for versatile applications.
• Compact SOT-23-5 package enables space-saving designs.
• Excellent line and load regulation ensure stable output under varying conditions.
• Low quiescent current prolongs battery life in portable devices.

Disadvantages

• Limited output current may not be suitable for high-power applications.
• Dropout voltage of 200mV may cause a slight voltage drop across the regulator.

Working Principles

The S-1135A15-U5T1U 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, adjusting the pass transistor's resistance to maintain a constant output voltage. The chip enable (CE) pin allows for easy control of the regulator's operation.

Detailed Application Field Plans

The S-1135A15-U5T1U is commonly used in various electronic devices, including: - Battery-powered devices - Portable audio players - Mobile phones - Digital cameras - Wearable devices

Detailed and Complete Alternative Models

• S-1135A18-U5T1U: Output voltage of 1.8V
• S-1135A25-U5T1U: Output voltage of 2.5V
• S-1135A33-U5T1U: Output voltage of 3.3V
• S-1135A50-U5T1U: Output voltage of 5.0V

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

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