S-1333A31-A4T2U3

Product Overview

Category

S-1333A31-A4T2U3 belongs to the category of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

• Package: SOT-89-5L
• Essence: Low dropout voltage regulator
• Packaging/Quantity: Available in tape and reel packaging, with 3000 units per reel

Specifications

The specifications of S-1333A31-A4T2U3 are as follows:

• Input Voltage Range: 1.7V to 6.0V
• Output Voltage Range: 1.0V to 5.5V
• Dropout Voltage: 160mV (typical)
• Output Current: 300mA (maximum)
• Quiescent Current: 45µA (typical)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.2% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The pin configuration of S-1333A31-A4T2U3 is as follows:

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

Functional Features

• Low dropout voltage: The S-1333A31-A4T2U3 exhibits a low dropout voltage, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
• Low quiescent current: With a low quiescent current, this voltage regulator minimizes power consumption during standby or idle modes.
• Excellent line and load regulation: The device maintains stable output voltage levels despite variations in input voltage or changes in load conditions.
• Thermal shutdown protection: The S-1333A31-A4T2U3 incorporates thermal shutdown protection to prevent damage due to excessive temperature.

Advantages and Disadvantages

Advantages

• Compact package size (SOT-89-5L) allows for space-efficient integration into electronic circuits.
• Low dropout voltage ensures efficient voltage regulation even with low input voltages.
• Low quiescent current minimizes power consumption during standby or idle modes.
• Excellent line and load regulation provide stable output voltage levels under varying conditions.
• Thermal shutdown protection prevents damage from excessive temperature.

Disadvantages

• Maximum output current limited to 300mA, which may not be sufficient for high-power applications.
• Limited input voltage range of 1.7V to 6.0V may restrict compatibility with certain systems.

Working Principles

The S-1333A31-A4T2U3 operates based on the principle of a linear voltage regulator. It regulates the output voltage by maintaining a constant voltage drop across its internal pass transistor. This ensures that the output voltage remains stable despite variations in the input voltage or changes in the load.

Detailed Application Field Plans

The S-1333A31-A4T2U3 finds applications in various electronic devices and systems, including but not limited to:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices can benefit from the efficient voltage regulation provided by this product.
2. IoT devices: Internet of Things (IoT) devices often operate on low input voltages and require stable power supply, making the S-1333A31-A4T2U3 suitable for their power management needs.
3. Industrial control systems: The voltage regulator can be used in industrial control systems to ensure stable and reliable operation of sensors, actuators, and other components.
4. Automotive electronics: The S-1333A31-A4T2U3 can be employed in automotive applications, such as infotainment systems or engine control units, to regulate voltage and maintain system integrity.

Detailed and Complete Alternative Models

1. S-1313BxxxA-N4T1U3: This series offers similar voltage regulation capabilities with different package options.
2. S-1133BxxxA-N4T1U3: These regulators provide higher output current capability while maintaining low dropout voltage.
3. S-1711BxxxA-N4T1U3: This series features a wider input voltage range, making it suitable for applications with higher voltage requirements.

These alternative models offer flexibility in terms of package size, output current, and input voltage range, allowing users to choose the most appropriate voltage regulator for their specific application needs.

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