MAX1812EUB+ - English Editing Encyclopedia Entry

Product Overview

Category

MAX1812EUB+ belongs to the category of integrated circuits (ICs).

Use

The MAX1812EUB+ is commonly used as a voltage regulator in electronic devices.

Characteristics

• Voltage regulation: The MAX1812EUB+ provides stable and regulated output voltage.
• Efficiency: It offers high efficiency, minimizing power loss.
• Compact package: The IC comes in a small form factor package, making it suitable for space-constrained applications.
• Low dropout voltage: The device operates with low dropout voltage, ensuring efficient power conversion.

Package

The MAX1812EUB+ is available in a micro-sized SOT23-6 package.

Essence

The essence of MAX1812EUB+ lies in its ability to regulate voltage efficiently, providing a reliable power source for various electronic devices.

Packaging/Quantity

The IC is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 1.8V to 3.3V
• Maximum Output Current: 150mA
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX1812EUB+ has six pins arranged as follows:

```

---

| | --| Vout Vin |-- Pin 1: Input Voltage (Vin) --| GND EN |-- Pin 2: Ground (GND) --| FB NC |-- Pin 3: Feedback (FB) --| NC GND |-- Pin 4: Ground (GND) --| NC Vout|-- Pin 5: Output Voltage (Vout) --| NC GND |-- Pin 6: Ground (GND) |___________| ```

Functional Features

• Voltage Regulation: The MAX1812EUB+ ensures a stable and regulated output voltage, even with varying input voltages.
• Low Dropout Voltage: It operates with low dropout voltage, minimizing power loss during voltage conversion.
• Enable Pin: The EN pin allows the device to be enabled or disabled, providing control over the power supply.
• Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, preventing damage due to excessive heat.

Advantages and Disadvantages

Advantages

• High efficiency in voltage regulation
• Compact package size
• Low dropout voltage
• Thermal shutdown protection

Disadvantages

• Limited maximum output current (150mA)

Working Principles

The MAX1812EUB+ utilizes a combination of internal circuitry, feedback mechanisms, and voltage references to regulate the output voltage. It compares the feedback voltage with a reference voltage and adjusts the internal circuitry accordingly to maintain a constant output voltage, compensating for variations in the input voltage.

Detailed Application Field Plans

The MAX1812EUB+ finds applications in various electronic devices that require stable and regulated power supply, such as: - Portable consumer electronics - Battery-powered devices - IoT devices - Wearable devices - Embedded systems

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and functionality.
2. LT1763: Offers higher maximum output current and lower dropout voltage compared to MAX1812EUB+.
3. MCP1700: Provides a wide input voltage range and low quiescent current.

These alternative models can be considered based on specific requirements and design constraints.

In conclusion, the MAX1812EUB+ is a compact and efficient voltage regulator IC that offers stable output voltage regulation. With its low dropout voltage and thermal shutdown protection, it finds applications in various electronic devices. Alternative models such as LM1117-3.3, LT1763, and MCP1700 provide additional options for designers based on their specific needs.