S-1315D31-M5T1U3

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 pieces 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 (at 100mA)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.1% (typical)
• Quiescent Current: 30μA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1315D31-M5T1U3 IC has a total of five pins arranged as follows: 1. VIN: Input voltage pin 2. GND: Ground pin 3. CE: Chip enable pin 4. VOUT: Output voltage pin 5. NC: No connection pin

Functional Features

• Low dropout voltage ensures stable output even with low input voltage.
• High accuracy provides precise output voltage regulation.
• Low quiescent current minimizes power consumption in standby mode.
• Built-in overcurrent protection safeguards the circuit from excessive current.

Advantages

• Wide input voltage range allows for versatile applications.
• Small package size (SOT-23-5) enables space-saving designs.
• Excellent line and load regulation ensure stable performance.
• Low quiescent current prolongs battery life in portable devices.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Dropout voltage of 200mV may cause a slight voltage drop across the regulator.

Working Principles

The S-1315D31-M5T1U3 is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage and adjusting the pass transistor accordingly. This feedback loop ensures that the output voltage remains constant despite variations in the input voltage or load conditions.

Detailed Application Field Plans

The S-1315D31-M5T1U3 is commonly used in various electronic devices, including: - Battery-powered devices such as smartphones, tablets, and portable media players. - IoT (Internet of Things) devices requiring stable power supply. - Automotive applications where low dropout voltage and high accuracy are crucial. - Industrial equipment and instrumentation that demand reliable voltage regulation.

Detailed and Complete Alternative Models

1. S-1315D30-M5T1U3: Similar specifications but with a lower maximum output current of 100mA.
2. S-1315D32-M5T1U3: Similar specifications but with a higher maximum output current of 200mA.
3. S-1315D33-M5T1U3: Similar specifications but with a higher maximum output current of 300mA.

These alternative models provide options based on specific application requirements while maintaining similar characteristics and pin configuration.

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