MAX16956AUBB/V+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: The MAX16956AUBB/V+ is a highly efficient, synchronous step-down DC-DC converter designed for automotive applications. It provides a regulated output voltage from a wide input voltage range, making it suitable for various automotive power supply requirements.

Characteristics: - High efficiency conversion - Wide input voltage range - Synchronous rectification - Overcurrent and overtemperature protection - Adjustable output voltage - Low quiescent current

Package: The MAX16956AUBB/V+ is available in a small 10-pin µMAX package, which allows for space-saving integration into automotive electronic systems.

Essence: This IC serves as a power management solution for automotive applications, ensuring stable and efficient power delivery to various components within the vehicle.

Packaging/Quantity: The MAX16956AUBB/V+ is typically sold in reels of 2500 units per reel.

Specifications

• Input Voltage Range: 4.5V to 36V
• Output Voltage Range: 0.8V to VIN
• Maximum Output Current: 2.5A
• Switching Frequency: 500kHz
• Quiescent Current: 17µA (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The MAX16956AUBB/V+ features the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. SS/TR: Soft-start/Tracking pin
6. PGND: Power ground pin
7. LX: Switching node pin
8. BST: Bootstrap capacitor pin
9. VOUT: Output voltage pin
10. VCC: Supply voltage pin

Functional Features

• High Efficiency: The synchronous rectification and optimized design of the MAX16956AUBB/V+ result in high conversion efficiency, minimizing power losses.
• Wide Input Voltage Range: With an input voltage range of 4.5V to 36V, this IC can handle a variety of automotive power supply scenarios.
• Overcurrent and Overtemperature Protection: The MAX16956AUBB/V+ incorporates built-in protection mechanisms to safeguard against overcurrent and overtemperature conditions, ensuring reliable operation.
• Adjustable Output Voltage: The output voltage can be easily adjusted using external resistors, allowing flexibility in meeting specific application requirements.
• Low Quiescent Current: The IC features low quiescent current, reducing power consumption during standby or idle modes.

Advantages and Disadvantages

Advantages: - High efficiency conversion - Wide input voltage range - Built-in protection features - Adjustable output voltage - Low quiescent current

Disadvantages: - Limited maximum output current (2.5A)

Working Principles

The MAX16956AUBB/V+ operates as a step-down DC-DC converter using pulse-width modulation (PWM) techniques. It regulates the output voltage by adjusting the duty cycle of the internal switches. Synchronous rectification minimizes power losses, resulting in higher efficiency. The IC also incorporates various protection mechanisms to ensure safe operation under different conditions.

Detailed Application Field Plans

The MAX16956AUBB/V+ is specifically designed for automotive applications, where it can be utilized in various power management tasks. Some potential application fields include: - Automotive infotainment systems - Advanced driver-assistance systems (ADAS) - Lighting systems - Powertrain control modules - Body control modules - Telematics systems

Detailed and Complete Alternative Models

• MAX16956AUBB/V+: The specific model described in this entry.
• MAX16956AUBB+: Similar to the MAX16956AUBB/V+, but without the V+ suffix indicating the reel packaging option.
• MAX16956AUBB: Same as MAX16956AUBB/V+, but without the V+ suffix indicating the reel packaging option.

These alternative models offer similar functionality and characteristics, providing options for different packaging preferences or availability.

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