S-1333A22-M5T1U3

Product 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-1333A22-M5T1U3 is a voltage regulator IC that provides stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The S-1333A22-M5T1U3 is available in a SOT-23-5 package. It is typically sold in reels of 3000 units.

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 30µA (typical)
• Output Current: 150mA (maximum)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1333A22-M5T1U3 has the following pin configuration:

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| | --| Vout|-- Pin 1: Output Voltage --| Vin |-- Pin 2: Input Voltage --| GND |-- Pin 3: Ground --| EN |-- Pin 4: Enable (Active High) --| NC |-- Pin 5: No Connection |____| ```

Functional Features

• Low Dropout Voltage: The S-1333A22-M5T1U3 has a low dropout voltage, ensuring stable output voltage 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 consistent power supply to the connected devices.
• Low Quiescent Current: With a low quiescent current, the S-1333A22-M5T1U3 minimizes power consumption when the load is light or in standby mode.
• Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the connected devices from excessive current flow.
• Thermal Shutdown Protection: In case of excessive temperature rise, the thermal shutdown feature protects the IC from damage.

Advantages and Disadvantages

Advantages: - Stable and regulated output voltage - Low dropout voltage for efficient power conversion - High output voltage accuracy for precise power supply - Overcurrent and thermal shutdown protection for device safety - Low quiescent current for reduced power consumption

Disadvantages: - Limited maximum output current (150mA) - Restricted input voltage range (2.5V to 6.5V)

Working Principles

The S-1333A22-M5T1U3 operates as a linear voltage regulator. It regulates the output voltage by maintaining a constant voltage drop across its internal pass transistor. When the input voltage exceeds the desired output voltage, the pass transistor adjusts its resistance to maintain a stable output voltage. The IC continuously monitors the output voltage and adjusts the pass transistor accordingly to compensate for any changes in the input voltage or load conditions.

Detailed Application Field Plans

The S-1333A22-M5T1U3 is commonly used in various electronic devices that require a stable and regulated power supply. Some typical application fields include:

1. Mobile Devices:

   • Smartphones
   • Tablets
   • Portable media players

2. Wearable Electronics:

   • Smartwatches
   • Fitness trackers
   • Bluetooth earphones

3. IoT Devices:

   • Smart home devices
   • Wireless sensors
   • Connected appliances

4. Automotive Electronics:

   • Infotainment systems
   • GPS navigation devices
   • On-board diagnostics (OBD) modules

Detailed and Complete Alternative Models

1. S-1333B22-M5T1U3: Similar to S-1333A22-M5T1U3, but with a higher maximum output current of 300mA.
2. S-1333C22-M5T1U3: Similar to S-1333A22-M5T1U3, but with a wider input voltage range of 2.0V to 6.5V.
3. S-1333D22-M5T1U3: Similar to S-1333A22-M5T1U3, but with an adjustable output voltage.

These alternative models provide similar functionality with slight variations in specifications to cater to different application requirements.

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