S-1312D35-A4T2U3

Basic Information Overview

Category: Electronic Component
Use: Voltage Regulator
Characteristics: High Efficiency, Low Dropout Voltage
Package: SOT-23-5
Essence: Linear Regulator
Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 150mA
• Dropout Voltage: 160mV (typical)
• Quiescent Current: 30µA (typical)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.2% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1312D35-A4T2U3 has a total of five pins arranged in the following configuration:

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

Functional Features

• Low dropout voltage ensures stable output even with low input voltage.
• High efficiency results in reduced power dissipation.
• Built-in overcurrent protection safeguards the device and connected components.
• Thermal shutdown feature prevents overheating.
• Chip enable pin allows for easy on/off control.

Advantages and Disadvantages

Advantages: - High efficiency leads to energy savings. - Low dropout voltage enables operation with low input voltages. - Overcurrent protection ensures device and circuit safety. - Thermal shutdown prevents damage due to overheating. - Chip enable pin provides convenient control.

Disadvantages: - Limited maximum output current of 150mA. - Input voltage range restricted to 2.5V to 6.0V. - SOT-23-5 package may require careful handling during assembly.

Working Principles

The S-1312D35-A4T2U3 is a linear regulator that regulates the output voltage based on the input voltage. It operates by comparing the reference voltage with the feedback voltage, adjusting the pass transistor accordingly to maintain a stable output voltage. The low dropout voltage allows for efficient regulation even when the input voltage is close to the desired output voltage.

Detailed Application Field Plans

The S-1312D35-A4T2U3 finds applications in various electronic devices where a stable and regulated voltage supply is required. Some potential application fields include:

1. Battery-powered portable devices such as smartphones, tablets, and wearable devices.
2. IoT (Internet of Things) devices and sensors.
3. Industrial automation systems.
4. Automotive electronics.
5. Medical equipment.

Detailed and Complete Alternative Models

1. S-1312D33-A4T2U3: Similar specifications but with an output voltage range of 1.2V to 3.3V.
2. S-1312D50-A4T2U3: Similar specifications but with an output voltage range of 1.2V to 5.0V.
3. S-1312D25-A4T2U3: Similar specifications but with an output voltage range of 1.2V to 2.5V.
4. S-1312D18-A4T2U3: Similar specifications but with an output voltage range of 1.2V to 1.8V.

These alternative models provide flexibility in choosing the desired output voltage range for specific applications.

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