LTC3884EUK#TRPBF

Product Overview

Category

LTC3884EUK#TRPBF belongs to the category of power management integrated circuits (PMICs).

Use

This PMIC is primarily used for voltage regulation and power management in various electronic devices.

Characteristics

• High efficiency: The LTC3884EUK#TRPBF offers high efficiency power conversion, minimizing energy loss.
• Wide input voltage range: It can handle a wide range of input voltages, making it suitable for diverse applications.
• Flexible output voltage control: The PMIC allows for precise control of output voltages, catering to different device requirements.

Package

LTC3884EUK#TRPBF comes in a compact and industry-standard 20-lead 3mm x 4mm QFN package.

Essence

The essence of LTC3884EUK#TRPBF lies in its ability to efficiently regulate and manage power supply in electronic devices, ensuring stable and reliable operation.

Packaging/Quantity

This PMIC is typically packaged in reels, with each reel containing a specific quantity of LTC3884EUK#TRPBF units. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Input Voltage Range: 4.5V to 38V
• Output Voltage Range: 0.5V to 5.5V
• Maximum Output Current: 8A
• Switching Frequency: Up to 2MHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground reference pin
3. VOUT: Output voltage pin
4. FB: Feedback pin for output voltage regulation
5. EN: Enable pin for turning the PMIC on/off
6. PG: Power good indicator pin
7. SS: Soft-start pin for controlling the output voltage rise time
8. COMP: Compensation pin for stability optimization
9. ITH: Current sense threshold pin
10. RT: External resistor connection for setting switching frequency
11. SYNC: Synchronization pin for external clock input
12. VOS: Output voltage selection pin
13. MODE: Mode selection pin for different operating modes
14. PGND: Power ground reference pin
15. BST: Boost pin for high-side gate driver
16. LX: Switching node pin
17. VCC: Supply voltage pin for internal circuitry
18. AGND: Analog ground reference pin
19. PGOOD: Power good indicator output pin
20. CLKOUT: Clock output pin

Functional Features

• Voltage Regulation: The LTC3884EUK#TRPBF provides precise and stable voltage regulation, ensuring consistent power supply to the connected device.
• Current Limiting: It incorporates current limiting functionality to protect the device from excessive current flow.
• Fault Protection: The PMIC includes various fault protection features such as overvoltage protection, undervoltage lockout, and thermal shutdown, safeguarding both the device and the PMIC itself.
• Programmability: It offers programmable features like soft-start, switching frequency, and output voltage selection, allowing customization according to specific application requirements.

Advantages and Disadvantages

Advantages

• High efficiency power conversion
• Wide input voltage range
• Flexible output voltage control
• Comprehensive fault protection features
• Programmable parameters for customization

Disadvantages

• Limited maximum output current (8A)
• Relatively small package size may pose challenges in certain applications requiring higher power handling capabilities

Working Principles

The LTC3884EUK#TRPBF operates based on a pulse-width modulation (PWM) control scheme. It regulates the output voltage by adjusting the duty cycle of the internal power switches. The feedback mechanism continuously monitors the output voltage and adjusts the duty cycle accordingly to maintain the desired voltage level. The PMIC also incorporates various protection mechanisms to ensure safe operation under different conditions.

Detailed Application Field Plans

The LTC3884EUK#TRPBF finds applications in a wide range of electronic devices, including but not limited to: - Servers and data centers - Industrial equipment - Telecommunications systems - Automotive electronics - Consumer electronics

In servers and data centers, it can be used for voltage regulation in power supplies, ensuring stable and efficient operation. In industrial equipment, the PMIC can provide power management solutions for motor control, sensors, and other subsystems. Telecommunications systems benefit from its ability to regulate power supply in base stations, routers, and network switches. Automotive electronics utilize the LTC3884EUK#TRPBF for voltage regulation in various subsystems like infotainment systems and advanced driver-assistance systems (ADAS). Lastly, consumer electronics such as laptops, gaming consoles, and home appliances can leverage this PMIC for efficient power management.

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