S-1312A13-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-1312A13-A4T1U3 is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The S-1312A13-A4T1U3 is typically packaged in reels, 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-1312A13-A4T1U3 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 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 excessive current flow.

Advantages and Disadvantages

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

Disadvantages: - Limited output current capability (150mA maximum) - Dropout voltage may affect performance in low input voltage scenarios

Working Principles

The S-1312A13-A4T1U3 operates as a linear voltage regulator. It regulates the output voltage by comparing a reference voltage with the feedback voltage from a resistive voltage divider connected to the output pin. The internal circuitry adjusts the pass transistor's resistance to maintain a stable output voltage, compensating for changes in input voltage and load conditions.

Detailed Application Field Plans

The S-1312A13-A4T1U3 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
4. Consumer electronics: Digital cameras, portable gaming consoles
5. Industrial equipment: Measurement instruments, control systems

Detailed and Complete Alternative Models

1. S-1312B13-A4T1U3
2. S-1312C13-A4T1U3
3. S-1312D13-A4T1U3
4. S-1312E13-A4T1U3
5. S-1312F13-A4T1U3

These alternative models offer similar functionality and characteristics but may have slight differences in specifications or package types.

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