S-1312A25-A4T2U3

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: 2.0V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV @ 100mA
• Quiescent Current: 30µA (typical)
• Output Current: 100mA (maximum)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.1% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1312A25-A4T2U3 has a total of five pins arranged as follows: 1. VIN: Input voltage pin 2. GND: Ground pin 3. VOUT: Output voltage pin 4. CE: Chip enable pin 5. NC: No connection pin

Functional Features

• Low dropout voltage ensures stable output even with low input voltage.
• High accuracy provides precise output voltage regulation.
• Low quiescent current minimizes power consumption in standby mode.
• Built-in overcurrent protection safeguards the circuit from excessive current.

Advantages

• Small package size allows for space-saving designs.
• Wide input voltage range enables compatibility with various power sources.
• Excellent line and load regulation ensure stable performance under different conditions.
• Low quiescent current prolongs battery life in portable applications.

Disadvantages

• Limited output current may not be suitable for high-power applications.
• Dropout voltage may cause a slight decrease in efficiency.

Working Principles

The S-1312A25-A4T2U3 is a voltage regulator IC that maintains a stable output voltage regardless of input voltage fluctuations. It utilizes a feedback mechanism to adjust the internal resistance and maintain the desired output voltage. The chip enable pin (CE) allows for easy control of the regulator's operation.

Detailed Application Field Plans

The S-1312A25-A4T2U3 is commonly used in various electronic devices, including: 1. Battery-powered devices: Portable audio players, digital cameras, and handheld gaming consoles. 2. IoT devices: Smartwatches, fitness trackers, and wireless sensors. 3. Automotive electronics: Infotainment systems, navigation units, and dashboard displays. 4. Industrial equipment: Measurement instruments, control systems, and power management modules.

Detailed and Complete Alternative Models

1. S-1312B25-A4T2U3: Similar specifications with enhanced load regulation.
2. S-1312C25-A4T2U3: Higher output current capability with slightly increased dropout voltage.
3. S-1312D25-A4T2U3: Lower quiescent current for ultra-low power applications.

Note: These alternative models are part of the same series and offer similar functionality with minor differences in performance characteristics.

In conclusion, the S-1312A25-A4T2U3 is a voltage regulator IC that provides stable and accurate output voltage regulation. Its small package size, wide input voltage range, and low quiescent current make it suitable for various applications. However, its limited output current and dropout voltage should be considered when designing high-power circuits.