S-1142BA9I-E6T1U

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-1142BA9I-E6T1U is a voltage regulator IC designed to provide a stable output voltage for various electronic devices.

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

Specifications

• Input Voltage Range: 2.0V 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-1142BA9I-E6T1U has the following pin configuration:

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

Functional Features

• Low dropout voltage ensures efficient power conversion.
• High output voltage accuracy provides stable voltage supply.
• Low quiescent current minimizes power consumption.
• Overcurrent protection safeguards against excessive current flow.
• Thermal shutdown protection prevents overheating.

Advantages and Disadvantages

Advantages: - Reliable voltage regulation for electronic devices. - Compact SOT-23-5 package for space-constrained applications. - Wide input and output voltage range for versatility. - Efficient power conversion with low dropout voltage. - Built-in protection features enhance device safety.

Disadvantages: - Limited output current capacity (150mA maximum). - Not suitable for high-power applications.

Working Principles

The S-1142BA9I-E6T1U operates as a linear voltage regulator. It regulates the input voltage to provide a stable output voltage, even when the input voltage fluctuates. The IC achieves this by using a feedback mechanism that adjusts the internal circuitry to maintain the desired output voltage.

Detailed Application Field Plans

The S-1142BA9I-E6T1U 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.
3. IoT devices: Sensors, wireless modules, microcontrollers.
4. Consumer electronics: Digital cameras, portable gaming consoles.
5. Automotive electronics: Infotainment systems, navigation devices.

Detailed and Complete Alternative Models

1. S-1132Bxx-I6T1U: Similar voltage regulator IC with higher output current capacity (up to 300mA).
2. S-1112Bxx-N6T1U: Voltage regulator IC with lower quiescent current (10μA typical) for ultra-low power applications.
3. S-1172Bxx-U6T1G: Adjustable voltage regulator IC with a wider output voltage range (0.8V to 6.0V).

These alternative models offer different specifications and features to cater to specific application requirements.

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