S-1312A28-M5T1U3

Basic Information Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

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

Package: SOT-23-5

Essence: The S-1312A28-M5T1U3 is a voltage regulator IC that provides a stable output voltage for various electronic devices.

Packaging/Quantity: The S-1312A28-M5T1U3 is typically sold in reels containing 3000 units.

Specifications

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage: 2.8V
• Output Current: Up to 150mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 30μA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1312A28-M5T1U3 has the following pin configuration:

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

Functional Features

• Low Dropout Voltage: The S-1312A28-M5T1U3 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 a high level of output voltage accuracy, ensuring stable and reliable performance of connected electronic devices.
• Low Quiescent Current: With a low quiescent current, the S-1312A28-M5T1U3 minimizes power consumption when the load is light or idle.
• Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, which prevents damage due to excessive heat by shutting down the regulator temporarily.
• Overcurrent Protection: The S-1312A28-M5T1U3 features overcurrent protection, safeguarding the connected circuitry from potential damage caused by excessive current flow.
• Short-Circuit Protection: In case of a short circuit, the voltage regulator automatically shuts down to protect both the regulator and the connected devices.

Advantages and Disadvantages

Advantages: - High output voltage accuracy ensures stable performance of electronic devices. - Low dropout voltage allows efficient power conversion. - Thermal shutdown, overcurrent, and short-circuit protections enhance reliability and safety.

Disadvantages: - Limited output current capacity (up to 150mA). - Input voltage range restricted to 2.0V to 6.0V.

Working Principles

The S-1312A28-M5T1U3 operates as a linear voltage regulator. It regulates the input voltage to a constant output voltage of 2.8V, regardless of variations in the input voltage or load conditions. By utilizing a feedback mechanism, the IC adjusts its internal circuitry to maintain the desired output voltage.

Detailed Application Field Plans

The S-1312A28-M5T1U3 finds applications in various electronic devices that require a stable 2.8V power supply. Some common application fields include:

1. Mobile phones
2. Portable media players
3. Digital cameras
4. Wireless communication modules
5. Battery-powered devices

Detailed and Complete Alternative Models

1. S-1312B28-M5T1U3: Similar to S-1312A28-M5T1U3 but with an output voltage of 2.8V.
2. S-1312C28-M5T1U3: Similar to S-1312A28-M5T1U3 but with an output voltage of 2.8V.

These alternative models provide similar functionality and characteristics, making them suitable replacements for the S-1312A28-M5T1U3 in various applications.

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