S-1333C20-A4T1U3

Basic Information Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

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

Package: SOT-23-5

Essence: The S-1333C20-A4T1U3 is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: Available in tape and reel packaging, with 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage Range: 1.2V - 5.5V
• Dropout Voltage: 200mV @ 100mA
• Output Current: 100mA
• Quiescent Current: 30µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1333C20-A4T1U3 has a total of five pins:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin
4. CE: Chip enable pin
5. NC: No connection pin

Functional Features

• Low Dropout Voltage: The S-1333C20-A4T1U3 exhibits a low dropout voltage, ensuring efficient regulation 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 and stable voltage levels for connected devices.
• Low Quiescent Current: With a low quiescent current, the S-1333C20-A4T1U3 minimizes power consumption when the load is light or idle.
• Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding connected devices from excessive current flow.
• Thermal Shutdown Protection: In case of excessive heat, the S-1333C20-A4T1U3 features thermal shutdown protection, preventing damage to the IC and connected components.

Advantages and Disadvantages

Advantages: - Efficient voltage regulation - High output voltage accuracy - Low power consumption - Overcurrent and thermal protection

Disadvantages: - Limited output current capacity (100mA)

Working Principles

The S-1333C20-A4T1U3 operates as a linear voltage regulator. It regulates the output voltage by adjusting the resistance between the input and output terminals, ensuring a stable voltage level despite variations in the input voltage or load conditions. The internal circuitry monitors the input and output voltages, adjusting the resistance accordingly to maintain the desired output voltage.

Detailed Application Field Plans

The S-1333C20-A4T1U3 finds applications in various electronic devices that require a stable and regulated power supply. Some potential application fields include:

1. Mobile Devices: Smartphones, tablets, and portable media players benefit from the S-1333C20-A4T1U3's efficient voltage regulation and low power consumption.
2. IoT Devices: Internet of Things (IoT) devices, such as sensors and wireless modules, can utilize this voltage regulator for reliable power supply.
3. Wearable Electronics: Fitness trackers, smartwatches, and other wearable devices can benefit from the S-1333C20-A4T1U3's compact size and low quiescent current.
4. Automotive Electronics: The IC's wide operating temperature range makes it suitable for automotive applications, including infotainment systems and control modules.

Detailed and Complete Alternative Models

1. S-1333C20-A4T2U3: Similar to the S-1333C20-A4T1U3, but with a higher output current capacity of 200mA.
2. S-1333C20-A5T1U3: A variant with an extended input voltage range of 2.5V - 7.0V.
3. S-1333C20-A6T1U3: This model offers a lower dropout voltage of 100mV @ 100mA.

These alternative models provide similar functionality and can be considered as alternatives based on specific requirements.

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