S-1135B29-U5T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics:
  • High efficiency
  • Low dropout voltage
  • Wide input voltage range
  • Small package size
• Package: SOT-23-5
• Essence: This IC is designed to regulate voltage in electronic circuits, ensuring a stable output voltage regardless of input variations.
• Packaging/Quantity: Available in tape and reel packaging with 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV (typical) at 100mA load current
• Maximum Output Current: 100mA
• Quiescent Current: 30µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1135B29-U5T1U IC has the following pin configuration:

```

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| | --| V IN|-- Pin 1: Input Voltage --|____| | | --| V O |-- Pin 2: Output Voltage --|____| | | --| GND |-- Pin 3: Ground --|____| | | --| EN |-- Pin 4: Enable (Active High) --|____| | | --| NC |-- Pin 5: No Connection --|____| ```

Functional Features

• Voltage Regulation: The S-1135B29-U5T1U provides a stable output voltage by compensating for input voltage fluctuations.
• Low Dropout Voltage: With a dropout voltage as low as 200mV, this IC can operate efficiently even when the input voltage is close to the desired output voltage.
• Low Quiescent Current: The quiescent current of only 30µA ensures minimal power consumption during standby or idle mode.
• Thermal Shutdown Protection: The IC includes a built-in thermal shutdown feature that protects it from overheating.

Advantages and Disadvantages

Advantages: - High efficiency - Wide input voltage range - Small package size - Low dropout voltage

Disadvantages: - Limited maximum output current (100mA) - No adjustable output voltage option

Working Principles

The S-1135B29-U5T1U operates as a linear voltage regulator. It uses a reference voltage and feedback mechanism to maintain a constant output voltage. When the input voltage fluctuates, the internal circuitry adjusts the pass transistor to compensate for the variation, ensuring a stable output voltage.

Detailed Application Field Plans

The S-1135B29-U5T1U is commonly used in various electronic devices and applications, including: - Battery-powered devices - Portable audio players - Mobile phones - Digital cameras - Wireless communication systems - IoT devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the S-1135B29-U5T1U include: - S-1133B29-M5T1U - S-1134B29-U5T1U - S-1136B29-U5T1U - S-1137B29-U5T1U

These models have comparable specifications and pin configurations, making them suitable alternatives for different design requirements.

In conclusion, the S-1135B29-U5T1U is a voltage regulator IC with high efficiency, low dropout voltage, and a wide input voltage range. Its small package size and low quiescent current make it suitable for various portable and battery-powered applications. However, it has a limited maximum output current and lacks an adjustable output voltage option. The IC operates based on a linear voltage regulation principle and finds applications in diverse electronic devices. Alternative models with similar features are also available in the market.