MAX16999AUA33+ - English Editing Encyclopedia Entry

Product Overview

Category

The MAX16999AUA33+ belongs to the category of integrated circuits (ICs) and specifically falls under the voltage regulators category.

Use

This product is primarily used for voltage regulation in various electronic devices and systems.

Characteristics

• The MAX16999AUA33+ is a low-dropout linear regulator.
• It operates with an input voltage range of 2.5V to 5.5V.
• The output voltage can be adjusted from 1.2V to 3.3V.
• It offers high accuracy and low dropout voltage.
• This regulator provides excellent line and load regulation.
• It has a low quiescent current, making it suitable for battery-powered applications.

Package

The MAX16999AUA33+ comes in a small 8-pin µMAX package, which is compact and easy to integrate into circuit designs.

Essence

The essence of the MAX16999AUA33+ lies in its ability to regulate voltage efficiently and accurately, ensuring stable power supply to connected components.

Packaging/Quantity

This product is typically available in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 1.2V to 3.3V
• Dropout Voltage: 150mV at 100mA
• Quiescent Current: 45µA (typical)
• Load Regulation: ±0.05% (typical)
• Line Regulation: ±0.02% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX16999AUA33+ has the following pin configuration:

1. GND (Ground)
2. IN (Input Voltage)
3. EN (Enable Pin)
4. BYP (Bypass Capacitor)
5. FB (Feedback Voltage)
6. VOUT (Output Voltage)
7. NC (No Connection)
8. GND (Ground)

Functional Features

• Low dropout voltage ensures efficient power conversion.
• Excellent line and load regulation for stable output voltage.
• Adjustable output voltage allows flexibility in system design.
• Enable pin for easy on/off control of the regulator.
• Bypass capacitor pin for improved noise performance.
• Compact package size enables space-saving integration.

Advantages and Disadvantages

Advantages

• High accuracy and low dropout voltage.
• Wide input voltage range for versatile applications.
• Low quiescent current ideal for battery-powered devices.
• Excellent line and load regulation for stable operation.
• Compact package size for easy integration.

Disadvantages

• Limited output voltage range (1.2V to 3.3V).
• Not suitable for high-power applications.

Working Principles

The MAX16999AUA33+ operates as a linear regulator, utilizing a pass transistor to regulate the output voltage. It compares the feedback voltage (FB) with a reference voltage to adjust the pass transistor's resistance, maintaining a constant output voltage. The enable pin (EN) controls the regulator's on/off state, allowing for power management.

Detailed Application Field Plans

The MAX16999AUA33+ finds applications in various electronic systems, including but not limited to: - Portable consumer electronics - Battery-powered devices - IoT (Internet of Things) devices - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

• LM1117-3.3: A popular alternative with similar specifications and functionality.
• LT1763-3.3: Another alternative offering high accuracy and low dropout voltage.
• TPS7A3301: An alternative with adjustable output voltage and low quiescent current.

These alternative models provide similar features and can be considered based on specific application requirements.

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