MAX16999AUA12+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuits (ICs)

Use: The MAX16999AUA12+ is a voltage regulator IC designed for use in various electronic devices. It provides a stable output voltage to power different components within the device.

Characteristics: - High efficiency - Low dropout voltage - Wide input voltage range - Overcurrent and thermal protection - Adjustable output voltage

Package: The MAX16999AUA12+ comes in a small 8-pin micro-DFN package, which allows for space-saving integration into compact electronic designs.

Essence: This voltage regulator IC is essential for maintaining a steady and reliable power supply to ensure proper functioning of electronic devices.

Packaging/Quantity: The MAX16999AUA12+ is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 1.2V to 3.3V
• Maximum Output Current: 300mA
• Dropout Voltage: 120mV at 100mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX16999AUA12+ has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. FB (Feedback)
4. EN (Enable)
5. VOUT (Output Voltage)
6. SW (Switch)
7. PG (Power Good)
8. NC (No Connection)

Functional Features

• High Efficiency: The MAX16999AUA12+ offers high efficiency, minimizing power loss and maximizing battery life in portable devices.
• Overcurrent and Thermal Protection: It incorporates overcurrent and thermal protection mechanisms to safeguard the IC and connected components from damage.
• Adjustable Output Voltage: The output voltage can be adjusted within a specified range, providing flexibility for different device requirements.

Advantages and Disadvantages

Advantages: - High efficiency leads to improved battery life. - Overcurrent and thermal protection ensure device safety. - Adjustable output voltage allows for customization.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - Narrow input voltage range restricts compatibility with certain devices.

Working Principles

The MAX16999AUA12+ operates as a linear voltage regulator. It takes an input voltage from the VIN pin, regulates it to the desired output voltage, and provides a stable power supply to the connected components. The feedback (FB) pin monitors the output voltage and adjusts the internal circuitry to maintain the desired voltage level.

Detailed Application Field Plans

The MAX16999AUA12+ finds application in various electronic devices, including but not limited to: 1. Portable consumer electronics (e.g., smartphones, tablets) 2. Wearable devices (e.g., smartwatches, fitness trackers) 3. IoT devices (e.g., sensors, smart home devices) 4. Automotive electronics (e.g., infotainment systems, navigation units)

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and package options.
2. TPS79933: Offers higher maximum output current and wider input voltage range.
3. LT1763: Provides adjustable output voltage with low dropout voltage.

These alternative models offer similar functionality and can be considered based on specific design requirements.

In conclusion, the MAX16999AUA12+ is a voltage regulator IC that offers high efficiency, overcurrent protection, and adjustable output voltage. It is commonly used in portable consumer electronics, wearables, IoT devices, and automotive electronics. While it has limitations in terms of maximum output current and input voltage range, there are alternative models available to suit different design needs.