MAX6887IETE+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: The MAX6887IETE+ is a versatile integrated circuit primarily used for power management applications. It offers efficient control and regulation of power supply voltages in various electronic devices.

Characteristics: - High efficiency - Low power consumption - Wide input voltage range - Multiple output channels - Overvoltage and overcurrent protection

Package: The MAX6887IETE+ is available in a small 16-pin TQFN package, which ensures compactness and ease of integration into electronic systems.

Essence: This IC serves as a crucial component in power management systems, providing stable and regulated power supply to other electronic components within a device.

Packaging/Quantity: The MAX6887IETE+ is typically sold in reels containing 250 units per reel.

Specifications

The MAX6887IETE+ has the following specifications:

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to 3.6V
• Number of Output Channels: 4
• Maximum Output Current: 1A per channel
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6887IETE+ features a 16-pin TQFN package with the following pin configuration:

1. VIN: Input Voltage
2. GND: Ground
3. VOUT1: Output Voltage Channel 1
4. VOUT2: Output Voltage Channel 2
5. VOUT3: Output Voltage Channel 3
6. VOUT4: Output Voltage Channel 4
7. EN: Enable Pin
8. FB1: Feedback Pin Channel 1
9. FB2: Feedback Pin Channel 2
10. FB3: Feedback Pin Channel 3
11. FB4: Feedback Pin Channel 4
12. SS/TR: Soft-Start/Tracking Control
13. PGND: Power Ground
14. BST: Bootstrap Capacitor Connection
15. LX: Inductor Connection
16. VCC: Supply Voltage

Functional Features

The MAX6887IETE+ offers the following functional features:

1. High Efficiency: The IC incorporates advanced power management techniques, resulting in high conversion efficiency and minimal power loss.
2. Multiple Output Channels: With four independent output channels, the MAX6887IETE+ can provide regulated power to multiple components simultaneously.
3. Overvoltage and Overcurrent Protection: The IC includes built-in protection mechanisms to safeguard against overvoltage and overcurrent conditions, ensuring the safety of connected devices.
4. Wide Input Voltage Range: The MAX6887IETE+ supports a wide input voltage range, making it compatible with various power sources.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption. - Multiple output channels allow for flexible power distribution. - Built-in protection mechanisms enhance device safety. - Wide input voltage range ensures compatibility with different power sources.

Disadvantages: - Limited maximum output current per channel (1A).

Working Principles

The MAX6887IETE+ operates based on a switching regulator topology. It utilizes pulse-width modulation (PWM) techniques to regulate the output voltages. The IC continuously monitors the input voltage and adjusts the duty cycle of the internal switches to maintain the desired output voltage levels. This control mechanism ensures stable and efficient power supply to connected devices.

Detailed Application Field Plans

The MAX6887IETE+ finds applications in various electronic devices that require efficient power management. Some potential application fields include:

1. Mobile Devices: Smartphones, tablets, and portable media players can benefit from the MAX6887IETE+'s power efficiency and multiple output channels to regulate voltages for different components.
2. Wireless Communication Systems: The IC can be used in wireless routers, access points, and other communication systems to provide stable power supply to various modules and circuits.
3. Industrial Automation: The MAX6887IETE+ is suitable for industrial automation systems, where it can regulate power for sensors, actuators, and control circuits.
4. Consumer Electronics: Devices such as gaming consoles, set-top boxes, and audio/video equipment can utilize the IC's power management capabilities to ensure reliable operation.

Detailed and Complete Alternative Models

1. MAX6888IETE+: Similar to the MAX6887IETE+, this IC offers four output channels but with a higher maximum output current of 1.5A per channel.
2. MAX6886IETE+: This alternative model provides two output