S-1721A1330-M6T1G

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics:
  • Low dropout voltage
  • High output current capability
  • Wide input voltage range
  • Thermal shutdown protection
• Package: SOT-23-6
• Essence: This IC is designed to regulate and stabilize the output voltage in various electronic devices.
• Packaging/Quantity: Available in tape and reel packaging, with 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV (typical) at 500mA load current
• Output Current: Up to 500mA
• Quiescent Current: 75µA (typical)
• Line Regulation: ±0.2% (typical)
• Load Regulation: ±0.4% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1721A1330-M6T1G IC has a total of six pins arranged as follows:

```

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| | --| Vout Vin|-- --| GND EN |-- |___________| ```

• Pin 1 (Vout): Output voltage pin
• Pin 2 (Vin): Input voltage pin
• Pin 3 (GND): Ground pin
• Pin 4 (EN): Enable pin for turning the regulator on/off

Functional Features

• Low dropout voltage ensures efficient regulation even when the input voltage is close to the desired output voltage.
• High output current capability allows it to power a wide range of electronic components.
• Wide input voltage range makes it suitable for various applications.
• Thermal shutdown protection prevents the IC from overheating and getting damaged.

Advantages

• Compact SOT-23-6 package allows for easy integration into small electronic devices.
• Low quiescent current minimizes power consumption in standby mode.
• Excellent line and load regulation ensures a stable output voltage under varying conditions.
• Thermal shutdown protection enhances reliability and prolongs the lifespan of the IC.

Disadvantages

• Limited output current compared to higher-power voltage regulators.
• Not suitable for applications requiring very high input or output voltages.

Working Principles

The S-1721A1330-M6T1G is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage. The enable pin allows the user to turn the regulator on/off as needed.

Detailed Application Field Plans

The S-1721A1330-M6T1G is commonly used in various battery-powered portable devices, such as smartphones, tablets, and portable media players. It can also be found in automotive electronics, industrial control systems, and other applications where stable voltage regulation is required.

Detailed and Complete Alternative Models

• S-1721A1330-M5T1G: Similar specifications and features, but available in a different package (SOT-23-5).
• S-1721A1330-M3T1G: Lower output current capability but compatible with a wider input voltage range.

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