S-1312C12-A4T1U3

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

Package: SOT-23-5

Essence: The S-1312C12-A4T1U3 is a voltage regulator IC that provides stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The S-1312C12-A4T1U3 is typically packaged in reels, with 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 1.2V
• Output Current: 150mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 30µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1312C12-A4T1U3 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 ensures efficient power conversion even when the input voltage is close to the desired output voltage.
• High output voltage accuracy provides precise regulation for sensitive electronic components.
• Low quiescent current minimizes power consumption during standby or idle modes.
• Thermal shutdown protection prevents the IC from overheating under excessive operating conditions.
• Overcurrent protection safeguards the IC and connected devices from damage due to excessive current flow.

Advantages and Disadvantages

Advantages: - Reliable and stable voltage regulation - Compact SOT-23-5 package for space-constrained applications - Wide input voltage range allows compatibility with various power sources - Low quiescent current prolongs battery life in portable devices

Disadvantages: - Limited output current capacity (150mA) - Fixed output voltage (1.2V)

Working Principles

The S-1312C12-A4T1U3 is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage, adjusting the pass transistor's resistance to maintain a constant output voltage.

Detailed Application Field Plans

The S-1312C12-A4T1U3 is commonly used in various electronic devices that require stable and regulated power supply, such as: - Mobile phones - Portable media players - Digital cameras - Wireless communication modules - IoT devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the S-1312C12-A4T1U3 are: - S-1312B12-A4T1U3 - S-1312C33-A4T1U3 - S-1312D50-A4T1U3

These models offer similar functionality and characteristics but may have different output voltages or current capacities.

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