S-1131B50UC-N4JTFU

Product Overview

Category

S-1131B50UC-N4JTFU belongs to the category of voltage regulators.

Use

This product is used to regulate and stabilize voltage levels in electronic circuits.

Characteristics

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 0.8V to 5.5V
• Maximum Output Current: 500mA
• Dropout Voltage: 200mV (at 100mA)
• Package Type: SOT-23-5
• Essence: Low dropout, low noise voltage regulator
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

The specifications for S-1131B50UC-N4JTFU are as follows:

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 0.8V to 5.5V
• Output Current: 500mA (maximum)
• Dropout Voltage: 200mV (at 100mA)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.3% (typical)
• Quiescent Current: 40µA (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 for S-1131B50UC-N4JTFU is as follows:

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

Functional Features

• Low dropout voltage: The S-1131B50UC-N4JTFU has a low dropout voltage of 200mV, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
• Low noise: This voltage regulator provides stable and clean power, minimizing noise interference in sensitive electronic circuits.
• Wide input voltage range: With an input voltage range of 2.5V to 6.0V, this regulator can be used in various applications with different power sources.
• Enable pin: The EN pin allows for easy control of the regulator's output, enabling or disabling it as needed.

Advantages and Disadvantages

Advantages

• Low dropout voltage ensures efficient regulation.
• Low noise output for clean power supply.
• Wide input voltage range allows for versatile applications.
• Enable pin provides convenient control.

Disadvantages

• Limited maximum output current of 500mA.
• No connection on pin 3 limits flexibility in certain circuit designs.

Working Principles

The S-1131B50UC-N4JTFU operates based on a linear voltage regulation principle. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. By maintaining a constant voltage drop across the pass transistor, the regulator ensures a stable output voltage regardless of variations in the input voltage.

Detailed Application Field Plans

The S-1131B50UC-N4JTFU can be applied in various electronic systems that require regulated power supply. Some potential application fields include:

1. Battery-powered devices: This voltage regulator can be used in portable electronic devices such as smartphones, tablets, and wearable devices to ensure stable power supply from the battery.
2. IoT devices: Internet of Things (IoT) devices often operate on low voltages and require stable power. The S-1131B50UC-N4JTFU can be used in IoT sensors, smart home devices, and other connected systems.
3. Automotive electronics: With its wide input voltage range and low dropout voltage, this regulator is suitable for automotive applications where the power supply may vary due to engine start-up or other factors.
4. Industrial control systems: The S-1131B50UC-N4JTFU can be utilized in industrial control systems, providing regulated power to microcontrollers, sensors, and other components.

Detailed and Complete Alternative Models

1. S-1131B33UC-N4JTFU: Similar to S-1131B50UC-N4JTFU, but with an output voltage range of 0.8V to 3.3V.
2. S-1131B33UC-N4JTFU2: Another alternative with an output voltage range of 0.8V to 3.3V, but with improved load regulation characteristics.
3. S-1131B18UC-N4JTFU: A variant with an output voltage range of 0.8V to