SC4431CSK-.5TRT

Product Overview

Category: Integrated Circuit (IC)

Use: SC4431CSK-.5TRT is a voltage regulator IC used to regulate and stabilize the output voltage in electronic circuits.

Characteristics: - Low dropout voltage - High accuracy - Low quiescent current - Thermal shutdown protection - Short circuit protection

Package: SC4431CSK-.5TRT is available in a small surface mount package.

Essence: The essence of SC4431CSK-.5TRT lies in its ability to provide a stable and regulated output voltage for various electronic applications.

Packaging/Quantity: SC4431CSK-.5TRT is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage Range: 1.2V - 5.0V
• Dropout Voltage: 200mV @ 100mA
• Quiescent Current: 50µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

SC4431CSK-.5TRT has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin
4. EN: Enable pin (active high)
5. BYP: Bypass capacitor pin

Functional Features

• Low Dropout Voltage: SC4431CSK-.5TRT exhibits a low dropout voltage, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
• High Accuracy: The IC provides precise and accurate output voltage regulation, making it suitable for applications requiring tight voltage control.
• Low Quiescent Current: With a low quiescent current, SC4431CSK-.5TRT minimizes power consumption and extends battery life in portable devices.
• Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, preventing damage due to excessive temperature.
• Short Circuit Protection: SC4431CSK-.5TRT features built-in short circuit protection, safeguarding the circuit from damage during fault conditions.

Advantages and Disadvantages

Advantages: - High accuracy voltage regulation - Low dropout voltage - Low quiescent current - Thermal and short circuit protection

Disadvantages: - Limited input voltage range (2.5V - 6.0V) - Limited output voltage range (1.2V - 5.0V)

Working Principles

SC4431CSK-.5TRT operates as a linear voltage regulator. 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 for easy on/off control of the regulator.

Detailed Application Field Plans

SC4431CSK-.5TRT finds applications in various electronic devices and systems, including but not limited to: - Mobile phones - Tablets - Portable media players - Wireless communication devices - Battery-powered devices - IoT devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to SC4431CSK-.5TRT are: - LM1117-3.3 - LT1763-3.3 - MCP1703-3.3 - TS2940-3.3

These models offer similar functionality and characteristics, providing options for different design requirements.

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