S-1003NA39I-M5T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management IC
• Characteristics: Low Dropout Voltage Regulator
• Package: SOT-23-5
• Essence: Voltage regulator with low dropout voltage and high output current capability
• 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 150mA load current
• Output Current: 150mA (maximum)
• Quiescent Current: 30μA (typical)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.1% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1003NA39I-M5T1U has a total of 5 pins: 1. VIN: Input voltage pin 2. GND: Ground pin 3. EN: Enable pin for turning the regulator on/off 4. VOUT: Output voltage pin 5. NC: No connection pin

Functional Features

• Low dropout voltage ensures efficient power conversion even with small input-output voltage differentials.
• High output current capability allows for powering a wide range of devices.
• Excellent line and load regulation ensures stable output voltage under varying conditions.
• Low quiescent current minimizes power consumption in standby mode.
• Built-in thermal shutdown and overcurrent protection enhance device reliability.

Advantages

• Compact SOT-23-5 package enables space-saving designs.
• Wide input voltage range accommodates various power sources.
• Stable output voltage ensures reliable operation of connected devices.
• Low dropout voltage minimizes power dissipation and extends battery life.
• High output current capability supports a wide range of applications.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• SOT-23-5 package may require additional heat sinking for certain operating conditions.

Working Principles

The S-1003NA39I-M5T1U is a low dropout voltage regulator that uses a PNP transistor as the pass element. It regulates the output voltage by adjusting the resistance between the input and output terminals. When the input voltage exceeds the desired output voltage, the pass element reduces the resistance to maintain a stable output voltage. Conversely, when the input voltage drops below the desired output voltage, the pass element increases the resistance to compensate and maintain the desired output voltage.

Detailed Application Field Plans

The S-1003NA39I-M5T1U is commonly used in various battery-powered portable electronic devices, such as smartphones, tablets, digital cameras, and portable media players. It can also be found in automotive applications, where it provides regulated power to sensors, actuators, and other components. Additionally, this voltage regulator is suitable for industrial and consumer electronics, including IoT devices, wearables, and home automation systems.

Detailed and Complete Alternative Models

1. S-1003NA39I-M5T1G: Similar specifications and features, but available in a different packaging option (SOT-23-5, 3000 units per reel).
2. S-1003NA39I-M5T2U: Higher output current capability (200mA maximum) with similar specifications and features, packaged in SOT-23-5 (3000 units per reel).
3. S-1003NA39I-M5T2G: Higher output current capability (200mA maximum) with similar specifications and features, packaged in SOT-23-5 (3000 units per reel).

This concludes the encyclopedia entry for the S-1003NA39I-M5T1U low dropout voltage regulator.