MAX16929AGUI/V+ - English Editing Encyclopedia Entry

Product Overview

Category

MAX16929AGUI/V+ belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in automotive applications for power management.

Characteristics

• High efficiency
• Wide input voltage range
• Low quiescent current
• Overvoltage and undervoltage protection
• Thermal shutdown protection

Package

The MAX16929AGUI/V+ is available in a small, surface-mount 28-pin TSSOP package.

Essence

The essence of MAX16929AGUI/V+ lies in its ability to efficiently manage power in automotive systems, ensuring reliable operation and protection against various electrical faults.

Packaging/Quantity

This product is typically sold in reels containing a quantity of 250 units per reel.

Specifications

• Input Voltage Range: 4.5V to 36V
• Output Voltage Range: 0.8V to 5.5V
• Quiescent Current: 20µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. EN: Enable pin
3. PGND: Power ground pin
4. SW: Switching node pin
5. LX: Inductor connection pin
6. FB: Feedback pin
7. SS/TRK: Soft-start/tracking pin
8. VCC: Supply voltage pin
9. AGND: Analog ground pin
10. PG: Power good output pin
11. UVLO: Undervoltage lockout pin
12. OVLO: Overvoltage lockout pin
13. OVP: Overvoltage protection pin
14. PGOOD: Power good indicator pin
15. VOUT: Output voltage pin
16. BST: Bootstrap pin
17. SS/TRK: Soft-start/tracking pin
18. AGND: Analog ground pin
19. PGND: Power ground pin
20. VIN: Input voltage pin
21. EN: Enable pin
22. FB: Feedback pin
23. LX: Inductor connection pin
24. SW: Switching node pin
25. VCC: Supply voltage pin
26. PG: Power good output pin
27. UVLO: Undervoltage lockout pin
28. OVLO: Overvoltage lockout pin

Functional Features

• Wide input voltage range allows for compatibility with various automotive power sources.
• High efficiency ensures minimal power loss during operation.
• Overvoltage and undervoltage protection safeguards the system from potential damage.
• Thermal shutdown protection prevents overheating of the IC.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption.
• Wide input voltage range provides flexibility in different automotive applications.
• Comprehensive protection features enhance system reliability.

Disadvantages

• Limited availability in certain regions.
• Relatively higher cost compared to other power management ICs.

Working Principles

The MAX16929AGUI/V+ operates as a buck converter, converting the input voltage to a regulated output voltage. It utilizes a high-frequency switching technique to efficiently step down the voltage while minimizing power loss. The feedback mechanism ensures that the output voltage remains stable within the specified range. Various protection features, such as overvoltage and undervoltage lockouts, provide additional safety measures.

Detailed Application Field Plans

The MAX16929AGUI/V+ is widely used in automotive systems, including:

1. Electric vehicles (EVs) and hybrid electric vehicles (HEVs)
2. Advanced driver-assistance systems (ADAS)
3. Infotainment systems
4. Lighting systems
5. Powertrain control modules
6. Battery management systems

Detailed and Complete Alternative Models

1. MAX16929ATI/V+: Similar to MAX16929AGUI/V+, but available in a 28-pin TQFN package.
2. MAX16929BGUI/V+: A variant with extended input voltage range (4.5V to 60V).
3. MAX16929CGUI/V+: Another variant with enhanced overvoltage protection features.

These alternative models offer similar functionality and can be considered as substitutes for the MAX16929AGUI/V+ depending on specific application requirements.

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