MAX1792EUA50

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low-dropout (LDO) linear regulator, fixed output voltage, low quiescent current, small package size
• Package: SOT-23-8
• Essence: Provides a stable and regulated output voltage for various electronic devices
• Packaging/Quantity: Available in tape and reel packaging, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage: 5.0V
• Output Current: Up to 150mA
• Dropout Voltage: 120mV at 100mA load
• Quiescent Current: 40µA typical
• Line Regulation: 0.02%/V
• Load Regulation: 0.1%/mA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX1792EUA50 has the following pin configuration:

```

---

| | --| VOUT GND|-- --| VIN NC |-- --| EN FB |-- |___________| ```

• VIN: Input voltage pin
• VOUT: Output voltage pin
• GND: Ground pin
• EN: Enable pin
• FB: Feedback pin
• NC: No connection pin

Functional Features

• Low dropout voltage ensures efficient power conversion
• Fixed output voltage eliminates the need for external resistors
• Low quiescent current extends battery life in portable applications
• Thermal shutdown and current limit protection for enhanced reliability
• Enable pin allows for easy on/off control of the regulator

Advantages and Disadvantages

Advantages: - Small package size enables space-saving designs - Low quiescent current minimizes power consumption - Stable and regulated output voltage ensures reliable operation of connected devices

Disadvantages: - Limited output current may not be suitable for high-power applications - Fixed output voltage restricts flexibility in voltage selection

Working Principles

The MAX1792EUA50 is a low-dropout linear regulator that operates by maintaining a constant voltage difference between the input and output. It uses a pass transistor to regulate the output voltage, adjusting its resistance to compensate for changes in load and input voltage. The feedback pin (FB) monitors the output voltage and provides a control signal to the internal circuitry, ensuring the desired output voltage is maintained.

Detailed Application Field Plans

The MAX1792EUA50 is commonly used in various electronic devices that require a stable and regulated 5.0V power supply. Some typical application fields include:

1. Battery-powered portable devices: Provides a reliable power source for smartphones, tablets, and portable media players.
2. Embedded systems: Ensures stable voltage supply for microcontrollers, sensors, and other components in embedded systems.
3. Industrial automation: Used in control systems, motor drivers, and instrumentation equipment.
4. Automotive electronics: Provides regulated power for infotainment systems, navigation devices, and automotive sensors.
5. Consumer electronics: Used in audio/video equipment, gaming consoles, and home automation devices.

Detailed and Complete Alternative Models

• MAX1792ESA50: SOT-8 package, same specifications as MAX1792EUA50
• MAX1792EUA33: SOT-23-8 package, fixed output voltage of 3.3V
• MAX1792EUA25: SOT-23-8 package, fixed output voltage of 2.5V
• MAX1792EUA12: SOT-23-8 package, fixed output voltage of 1.2V

These alternative models provide similar functionality with different fixed output voltages to suit various application requirements.

Word count: 411 words