S-1312D30-A4T1U3

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics:
  • Low dropout voltage
  • High output voltage accuracy
  • Low quiescent current
  • Small package size
• Package: SOT-23-5
• Essence: This IC is designed to regulate voltage and provide a stable output voltage for various electronic devices.
• Packaging/Quantity: Available in tape and reel packaging, with 3000 units per reel.

Specifications

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV (typical) at 100mA load current
• Quiescent Current: 25μA (typical)
• Output Current: 100mA (maximum)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.1% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1312D30-A4T1U3 IC has the following pin configuration:

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| | --| Vout|-- Pin 1: Output Voltage --| Vin |-- Pin 2: Input Voltage --| GND |-- Pin 3: Ground --| EN |-- Pin 4: Enable Control |____| ```

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output voltage differentials.
• High output voltage accuracy provides precise voltage regulation for sensitive electronic components.
• Low quiescent current minimizes power consumption when the IC is in standby mode.
• Small package size allows for space-saving integration into compact electronic devices.

Advantages and Disadvantages

Advantages: - High output voltage accuracy ensures stable performance of connected electronic components. - Low dropout voltage enables efficient power conversion, especially in battery-powered devices. - Low quiescent current prolongs battery life and reduces power consumption. - Small package size allows for easy integration into space-constrained designs.

Disadvantages: - Limited output current capability may not be suitable for high-power applications. - Narrow input voltage range restricts compatibility with certain power sources.

Working Principles

The S-1312D30-A4T1U3 is a linear voltage regulator that utilizes a pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage. The enable control pin allows for on/off control of the regulator.

Detailed Application Field Plans

The S-1312D30-A4T1U3 IC finds applications in various electronic devices that require stable voltage regulation. Some potential application fields include: - Battery-powered devices such as portable audio players and handheld gaming consoles. - IoT devices and sensors that operate on low power. - Mobile phones and tablets where efficient power management is crucial. - Automotive electronics for voltage stabilization in vehicle systems.

Detailed and Complete Alternative Models

• S-1312D33-A4T1U3: Similar to S-1312D30-A4T1U3 but with an output voltage range of 1.5V to 5.5V.
• S-1312D50-A4T1U3: Similar to S-1312D30-A4T1U3 but with an output voltage range of 2.0V to 6.0V.
• S-1312D12-A4T1U3: Similar to S-1312D30-A4T1U3 but with an output voltage range of 0.8V to 3.5V.

These alternative models offer different output voltage ranges to cater to specific application requirements.

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