S-1335H21-A4T2U3

Product Overview

Category: Integrated Circuits (ICs)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output voltage accuracy - Low quiescent current - Overcurrent protection - Thermal shutdown protection

Package: SOT-89-5

Essence: The S-1335H21-A4T2U3 is a voltage regulator IC designed for various applications that require stable and accurate voltage outputs.

Packaging/Quantity: The S-1335H21-A4T2U3 is available in tape and reel packaging, with 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)
• Output Current: 150mA (maximum)
• Quiescent Current: 30μA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1335H21-A4T2U3 has the following pin configuration:

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

Functional Features

• Low Dropout Voltage: The S-1335H21-A4T2U3 exhibits a low dropout voltage, ensuring efficient power conversion even when the input voltage is close to the desired output voltage.
• High Output Voltage Accuracy: This voltage regulator provides high output voltage accuracy, ensuring precise voltage regulation for sensitive electronic components.
• Low Quiescent Current: With a low quiescent current, the S-1335H21-A4T2U3 minimizes power consumption when the load is light, making it suitable for battery-powered devices.
• Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the connected circuitry from excessive current flow and potential damage.
• Thermal Shutdown Protection: In case of excessive heat, the S-1335H21-A4T2U3 features thermal shutdown protection, preventing overheating and ensuring safe operation.

Advantages and Disadvantages

Advantages: - Low dropout voltage enhances efficiency - High output voltage accuracy ensures precision - Low quiescent current reduces power consumption - Overcurrent protection prevents damage - Thermal shutdown protection ensures safety

Disadvantages: - Limited maximum output current (150mA) - Restricted input voltage range (2.5V to 6.0V)

Working Principles

The S-1335H21-A4T2U3 operates as a linear voltage regulator. It regulates the output voltage by maintaining a constant voltage drop between the input and output terminals. This is achieved through the use of internal pass transistors that adjust their resistance to maintain the desired output voltage.

Detailed Application Field Plans

The S-1335H21-A4T2U3 finds applications in various electronic devices, including but not limited to: - Mobile phones - Portable media players - Digital cameras - Wireless communication devices - Battery-powered devices

Detailed and Complete Alternative Models

1. S-1335H21-A4T1U3
2. S-1335H21-A4T3U3
3. S-1335H21-A4T4U3
4. S-1335H21-A4T5U3

These alternative models offer similar functionality and characteristics, providing flexibility in design and application.

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