MAX5058EUI+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-efficiency, Low-power, Step-down DC-DC Converter
• Package: 28-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 4.5V to 76V
• Output Voltage Range: 0.6V to 75V
• Output Current: Up to 2A
• Switching Frequency: 100kHz to 2MHz
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The MAX5058EUI+T has a total of 28 pins. The pin configuration is as follows:

1. VIN: Input voltage
2. GND: Ground
3. SW: Switch node connection
4. FB: Feedback voltage input
5. COMP: Compensation node for feedback control
6. SS/TRK: Soft-start/tracking control
7. EN: Enable control
8. PGND: Power ground
9. VCC: Supply voltage for internal circuitry
10. AGND: Analog ground
11. SYNC: Synchronization input
12. RT: Timing resistor for switching frequency
13. CT: Timing capacitor for switching frequency
14. BST: Bootstrap capacitor connection
15. LX: Inductor connection
16. LX: Inductor connection
17. LX: Inductor connection
18. LX: Inductor connection
19. LX: Inductor connection
20. LX: Inductor connection
21. LX: Inductor connection
22. LX: Inductor connection
23. LX: Inductor connection
24. LX: Inductor connection
25. LX: Inductor connection
26. LX: Inductor connection
27. LX: Inductor connection
28. LX: Inductor connection

Functional Features

• High-efficiency step-down DC-DC converter
• Wide input voltage range for versatile applications
• Adjustable output voltage with high precision
• Integrated soft-start and tracking control
• Synchronization capability for noise-sensitive applications
• Overcurrent and overtemperature protection
• Fault flag output for system monitoring

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption
• Wide input voltage range allows for flexibility in power source selection
• Adjustable output voltage provides versatility in different applications
• Integrated protection features enhance system reliability
• Compact package size saves board space

Disadvantages

• Limited output current compared to some other models
• Higher cost compared to non-integrated solutions

Working Principles

The MAX5058EUI+T is a step-down DC-DC converter that converts a higher input voltage to a lower output voltage. It utilizes a switching regulator topology to achieve high efficiency. The input voltage is first rectified and filtered, then fed into the converter. The internal control circuitry regulates the duty cycle of the switching transistor to maintain the desired output voltage. Feedback control ensures accurate voltage regulation. The converter also includes various protection mechanisms to safeguard against overcurrent and overtemperature conditions.

Detailed Application Field Plans

The MAX5058EUI+T is commonly used in various applications where efficient power management is required. Some typical application fields include:

1. Industrial Automation: Powering sensors, actuators, and control systems.
2. Automotive Electronics: Providing power to infotainment systems, lighting modules, and motor control units.
3. Telecommunications: Powering base stations, routers, and network equipment.
4. Consumer Electronics: Powering portable devices, audio/video systems, and gaming consoles.
5. Renewable Energy: Powering solar inverters, wind turbines, and energy storage systems.

Detailed and Complete Alternative Models

1. MAX5059EUI+T: Similar specifications with enhanced output current capability.
2. MAX5060EUI+T: Step-up DC-DC converter with adjustable output voltage.
3. MAX5061EUI+T: Dual-output step-down DC-DC converter for multiple power rails.
4. MAX5062EUI+T: High-voltage input step-down DC-DC converter for automotive applications.
5. MAX5063EUI+T: Low-dropout linear regulator with adjustable output voltage.

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

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