S-1312C21-A4T1U3

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Accuracy, Low Quiescent Current
• Package: SOT-23-5
• Essence: Regulates voltage to provide a stable output
• 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
• Dropout Voltage: 200mV (typical) at 100mA load current
• Quiescent Current: 30µA (typical)
• Output Current: 100mA (maximum)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.2% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1312C21-A4T1U3 IC has the following pin configuration: 1. VIN: Input Voltage 2. GND: Ground 3. VOUT: Output Voltage 4. CE: Chip Enable 5. NC: No Connection

Functional Features

• Low dropout voltage ensures efficient power conversion.
• High accuracy provides a stable output voltage.
• Low quiescent current minimizes power consumption.
• Built-in overcurrent protection safeguards the circuit.

Advantages

• Small package size allows for space-saving designs.
• Wide input voltage range enables versatile applications.
• Excellent line and load regulation ensures stable performance.
• Low dropout voltage reduces power dissipation.

Disadvantages

• Limited output current may not be suitable for high-power applications.
• SOT-23-5 package may require careful handling during assembly.

Working Principles

The S-1312C21-A4T1U3 is a voltage regulator IC that maintains a constant output voltage regardless of input voltage fluctuations. It utilizes a feedback mechanism to adjust the internal circuitry and provide a stable output. The chip enable (CE) pin controls the operation of the regulator, allowing for power-saving modes when not in use.

Detailed Application Field Plans

The S-1312C21-A4T1U3 is commonly used in various electronic devices, including: - Battery-powered devices - Portable audio players - Mobile phones - Digital cameras - Wireless communication modules

Detailed and Complete Alternative Models

• S-1312B33-A4T1U3: Similar specifications with a different output voltage range.
• S-1312C50-A4T1U3: Higher output current capability with similar characteristics.
• S-1312D18-A4T1U3: Lower dropout voltage with comparable specifications.

In conclusion, the S-1312C21-A4T1U3 is a voltage regulator IC that offers low dropout, high accuracy, and low quiescent current. Its small package size and wide input voltage range make it suitable for various applications. However, its limited output current and package handling requirements should be considered. Alternative models such as the S-1312B33-A4T1U3 and S-1312D18-A4T1U3 provide different output voltage ranges and lower dropout voltage options.