S-1135A31-A6T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics:
  • High efficiency
  • Low dropout voltage
  • Small package size
  • Low quiescent current
• Package: SOT-23-5
• Essence: Voltage regulation for electronic devices
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 150mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 30µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1135A31-A6T1U has a total of five pins arranged as follows: 1. VIN: Input voltage pin 2. GND: Ground pin 3. EN: Enable pin 4. FB: Feedback pin 5. VOUT: Output voltage pin

Functional Features

• Low dropout voltage ensures stable output even with low input voltage.
• High efficiency minimizes power dissipation and extends battery life.
• Low quiescent current reduces standby power consumption.
• Built-in overcurrent protection safeguards the circuit from damage.
• Thermal shutdown feature prevents overheating.

Advantages

• Compact SOT-23-5 package allows for space-saving designs.
• Wide input voltage range enables compatibility with various power sources.
• Excellent line and load regulation ensures stable output under different conditions.
• Fast transient response provides quick and accurate voltage regulation.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Dropout voltage of 200mV may affect performance in low voltage scenarios.
• Operating temperature range of -40°C to +85°C may restrict usage in extreme environments.

Working Principles

The S-1135A31-A6T1U is a linear voltage regulator that maintains a constant output voltage regardless of input voltage fluctuations. It utilizes a feedback mechanism to adjust the internal pass transistor, ensuring the desired output voltage is maintained. The dropout voltage is minimized by employing a low resistance pass element, resulting in efficient voltage regulation.

Detailed Application Field Plans

The S-1135A31-A6T1U is commonly used in various portable electronic devices, such as smartphones, tablets, and wearable devices. Its small package size and low quiescent current make it ideal for battery-powered applications. Additionally, its wide input voltage range allows it to be used with different power sources, making it versatile in many consumer electronics.

Detailed and Complete Alternative Models

1. S-1135A33-A6T1U: Similar specifications but with a higher maximum output current of 300mA.
2. S-1135A28-A6T1U: Similar specifications but with a lower dropout voltage of 100mV.
3. S-1135A35-A6T1U: Similar specifications but with a wider operating temperature range of -40°C to +105°C.

(Note: These alternative models are provided as examples and may not cover all available options.)

This entry provides an overview of the S-1135A31-A6T1U voltage regulator, including its basic information, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models. With its compact size, high efficiency, and wide input voltage range, this IC is a reliable choice for voltage regulation in various electronic devices.