S-1312A34-A4T1U3

Basic Information Overview

• Category: Electronic Component
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Accuracy, Low Quiescent Current
• Package: SOT-23-5
• Essence: Integrated Circuit (IC)
• 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
• Dropout Voltage: 200mV (typical) at 100mA load current
• Quiescent Current: 30μA (typical)
• Output Current: 100mA (maximum)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.2% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1312A34-A4T1U3 has a total of five pins arranged as follows: 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 stable output even with low input voltage.
• High accuracy provides precise regulation of the output voltage.
• Low quiescent current minimizes power consumption in standby mode.
• Built-in overcurrent protection safeguards the circuit from excessive current.

Advantages

• Compact SOT-23-5 package allows for space-saving designs.
• Wide input voltage range enables versatile applications.
• Excellent line and load regulation ensure stable performance.
• Low dropout voltage makes it suitable for battery-powered devices.

Disadvantages

• Limited output current may not be sufficient for high-power applications.
• Operating temperature range restricts usage in extreme environments.

Working Principles

The S-1312A34-A4T1U3 is a voltage regulator IC that maintains a stable output voltage regardless of input voltage fluctuations. It utilizes a feedback mechanism to continuously adjust the internal circuitry, compensating for changes in load and line conditions. By comparing the output voltage with a reference voltage, the IC adjusts the pass transistor to regulate the output voltage within the specified range.

Detailed Application Field Plans

The S-1312A34-A4T1U3 finds applications in various electronic devices, including: 1. Portable consumer electronics (e.g., smartphones, tablets) 2. Wearable devices (e.g., smartwatches, fitness trackers) 3. Battery-powered devices (e.g., wireless headphones, IoT sensors) 4. Industrial equipment (e.g., measurement instruments, control systems)

Detailed and Complete Alternative Models

1. S-1312B33-A4T1U3: Similar specifications but with a higher output voltage range (1.8V to 5.5V).
2. S-1312C28-A4T1U3: Similar specifications but with a lower dropout voltage (150mV at 100mA load current).
3. S-1312D42-A4T1U3: Similar specifications but with a higher output current (200mA maximum).

Note: The above alternative models are from the same product series and offer similar functionality.

This entry provides comprehensive information about the S-1312A34-A4T1U3 voltage regulator IC. Its specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models are covered.