S-1312C15-A4T1U3

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 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 1.5V
• Output Current: 150mA
• Dropout Voltage: 160mV @ 100mA
• Line Regulation: ±0.05% (Typical)
• Load Regulation: ±0.2% (Typical)
• Quiescent Current: 30µA (Typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1312C15-A4T1U3 IC has a total of five pins arranged in the following configuration:

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Pin 1: VIN (Input Voltage) Pin 2: GND (Ground) Pin 3: NC (No Connection) Pin 4: VOUT (Output Voltage) Pin 5: CE (Control Enable)

Functional Features

• Low dropout voltage allows for efficient regulation even with small input-output voltage differentials.
• High accuracy ensures precise output voltage regulation.
• Low quiescent current minimizes power consumption during standby or idle mode.
• Built-in overcurrent protection safeguards the circuit from excessive current flow.

Advantages

• Compact SOT-23-5 package enables space-saving integration into various electronic devices.
• Wide input voltage range provides flexibility in different applications.
• Excellent line and load regulation characteristics ensure stable output voltage under varying conditions.
• Low dropout voltage allows for efficient power conversion.

Disadvantages

• Limited output current of 150mA may not be suitable for high-power applications.
• The NC pin does not serve any function, which may be seen as wasted space on the IC.

Working Principles

The S-1312C15-A4T1U3 is a linear voltage regulator that operates by comparing the output voltage to a reference voltage. It adjusts the resistance in the circuit to maintain a constant output voltage, compensating for changes in input voltage and load conditions.

Detailed Application Field Plans

The S-1312C15-A4T1U3 is commonly used in battery-powered devices, such as portable electronic gadgets, IoT devices, and wireless communication modules. It provides stable and regulated power supply to sensitive components, ensuring their proper operation.

Detailed and Complete Alternative Models

• S-1312C10-A4T1U3: Output Voltage - 1.0V, Output Current - 150mA
• S-1312C18-A4T1U3: Output Voltage - 1.8V, Output Current - 150mA
• S-1312C33-A4T1U3: Output Voltage - 3.3V, Output Current - 150mA

These alternative models offer different output voltages while maintaining similar specifications and characteristics to the S-1312C15-A4T1U3.

In conclusion, the S-1312C15-A4T1U3 is a compact and efficient voltage regulator IC with low dropout voltage, high accuracy, and low quiescent current. It finds applications in various battery-powered devices, providing stable power supply to critical components.