MAX15301ETI+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency - Low power consumption - Compact size - Wide input voltage range - Multiple output channels

Package: TQFN-28

Essence: The MAX15301ETI+ is a power management integrated circuit designed to provide efficient and reliable power supply solutions for various electronic devices.

Packaging/Quantity: The MAX15301ETI+ is available in a TQFN-28 package. It is typically sold in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Input Voltage Range: 4.5V to 60V
• Output Voltage Range: Adjustable from 0.8V to 55V
• Number of Outputs: 3
• Output Current: Up to 3A per channel
• Switching Frequency: 500kHz
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MAX15301ETI+ has a total of 28 pins. Here is the detailed pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. SW1: Switching node for output channel 1
4. FB1: Feedback pin for output channel 1
5. EN1: Enable pin for output channel 1
6. VOUT1: Output voltage pin for channel 1
7. SW2: Switching node for output channel 2
8. FB2: Feedback pin for output channel 2
9. EN2: Enable pin for output channel 2
10. VOUT2: Output voltage pin for channel 2
11. SW3: Switching node for output channel 3
12. FB3: Feedback pin for output channel 3
13. EN3: Enable pin for output channel 3
14. VOUT3: Output voltage pin for channel 3
15. PGND: Power ground pin
16. SS/TRK: Soft-start/Tracking pin
17. SYNC: Synchronization input pin
18. RT: Timing resistor pin
19. CT: Timing capacitor pin
20. UVLO: Undervoltage lockout pin
21. OCSET: Overcurrent protection threshold setting pin
22. SS/TRK2: Soft-start/Tracking pin for channel 2
23. SYNC2: Synchronization input pin for channel 2
24. RT2: Timing resistor pin for channel 2
25. CT2: Timing capacitor pin for channel 2
26. SS/TRK3: Soft-start/Tracking pin for channel 3
27. SYNC3: Synchronization input pin for channel 3
28. RT3: Timing resistor pin for channel 3

Functional Features

• Wide input voltage range allows compatibility with various power sources.
• Multiple output channels provide flexibility in powering different components.
• High efficiency design minimizes power loss and maximizes energy conversion.
• Low power consumption helps prolong battery life in portable devices.
• Overcurrent protection ensures safe operation under load variations.
• Soft-start and tracking features enable smooth power-up and shutdown sequences.
• Synchronization input allows synchronization with external clock signals.

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power consumption and heat generation. - Compact size enables integration into space-constrained applications. - Wide input voltage range provides versatility in power source selection. - Multiple output channels offer flexibility in powering various components. - Overcurrent protection enhances system reliability and safety.

Disadvantages: - Limited output current per channel may not be suitable for high-power applications. - Synchronization input may require additional external components for synchronization.

Working Principles

The MAX15301ETI+ operates based on a switching regulator topology. It utilizes high-frequency switching to efficiently convert the input voltage to the desired output voltages. The integrated control circuitry ensures stable and regulated output voltages, while various protection mechanisms safeguard against overcurrent and undervoltage conditions.

Detailed Application Field Plans

The MAX15301ETI+ is widely used in various electronic devices that require efficient power management solutions. Some of the common application fields include:

1. Industrial Automation: Powering control systems, motor drives, and sensors.
2. Automotive Electronics: Providing power supply for infotainment systems, lighting modules, and advanced driver-assistance systems (ADAS).
3. Telecommunications: Powering network equipment, base stations, and communication modules.
4. Consumer Electronics: Supplying power to audio/video devices, gaming consoles, and home automation systems.
5. Medical Devices: Powering medical instruments, patient monitoring systems, and diagnostic equipment.

Detailed and Complete Alternative Models

1. **MAX153