S-1312D12-A4T2U3

Product Overview

Category

S-1312D12-A4T2U3 belongs to the category of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 0.8V to 5.5V
• Maximum Output Current: 300mA
• Dropout Voltage: 160mV (at 100mA)
• Quiescent Current: 30µA (typical)
• Package Type: SOT-23-5
• Essence: Low dropout CMOS voltage regulator
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

The specifications of S-1312D12-A4T2U3 are as follows:

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 0.8V to 5.5V
• Maximum Output Current: 300mA
• Dropout Voltage: 160mV (at 100mA)
• Quiescent Current: 30µA (typical)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.1% (typical)
• Ripple Rejection Ratio: 70dB (typical)
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOT-23-5

Detailed Pin Configuration

The pin configuration of S-1312D12-A4T2U3 is as follows:

1. VIN: Input Voltage
2. GND: Ground
3. CE: Chip Enable
4. VOUT: Output Voltage
5. NC: No Connection

Functional Features

The functional features of S-1312D12-A4T2U3 include:

• Low dropout voltage
• Low quiescent current
• High ripple rejection ratio
• Wide input voltage range
• Output voltage can be set using external resistors
• Built-in overcurrent protection
• Built-in thermal shutdown protection

Advantages and Disadvantages

Advantages

• Low dropout voltage ensures efficient power conversion.
• Low quiescent current minimizes power consumption.
• Wide input voltage range allows for versatile applications.
• Built-in overcurrent and thermal shutdown protection enhance reliability.

Disadvantages

• Maximum output current limited to 300mA, which may not be sufficient for high-power applications.
• Package type (SOT-23-5) may require additional space on the circuit board.

Working Principles

S-1312D12-A4T2U3 is a low dropout CMOS voltage regulator. It regulates the input voltage to a stable output voltage by utilizing a feedback control mechanism. The internal circuitry adjusts the pass transistor's resistance to maintain the desired output voltage, compensating for variations in the input voltage and load conditions.

Detailed Application Field Plans

S-1312D12-A4T2U3 finds applications in various electronic devices and systems, including but not limited to:

1. Battery-powered portable devices
2. Wireless communication modules
3. Industrial control systems
4. Automotive electronics
5. Medical equipment
6. Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to S-1312D12-A4T2U3 are:

1. S-1312D33-A4T2U3
2. S-1312D50-A4T2U3
3. S-1312D18-A4T2U3
4. S-1312D25-A4T2U3
5. S-1312D15-A4T2U3

These models have different output voltage ranges, allowing users to select the one that best suits their specific requirements.

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