LT8630EFE#TRPBF

Product Overview

Category

LT8630EFE#TRPBF belongs to the category of integrated circuits (ICs).

Use

The LT8630EFE#TRPBF is a high-performance synchronous step-down switching regulator. It is designed to efficiently convert input voltage into a lower output voltage, making it suitable for various power management applications.

Characteristics

• High efficiency: The LT8630EFE#TRPBF offers high efficiency conversion, minimizing power losses and maximizing energy savings.
• Wide input voltage range: It can accept input voltages ranging from 3V to 100V, making it versatile for different power supply requirements.
• Adjustable output voltage: The output voltage can be adjusted within a wide range, providing flexibility in meeting specific application needs.
• Synchronous rectification: This feature improves efficiency by reducing power dissipation during switching transitions.
• Current mode control: The LT8630EFE#TRPBF utilizes current mode control to regulate the output voltage accurately and maintain stability.

Package and Quantity

The LT8630EFE#TRPBF is available in a small form factor package, such as a 16-pin thermally enhanced TSSOP (Thin Shrink Small Outline Package). It is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input Voltage Range: 3V to 100V
• Output Voltage Range: Adjustable
• Maximum Output Current: X Amps
• Switching Frequency: Y kHz
• Efficiency: Z%
• Operating Temperature Range: -40°C to +125°C
• Package Type: 16-pin TSSOP

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground reference pin
3. SW: Switching node connection
4. FB: Feedback pin for output voltage regulation
5. COMP: Compensation pin for stability control
6. EN: Enable pin for turning the regulator on/off
7. SYNC: Synchronization input pin for external clock synchronization
8. VCC: Supply voltage pin for internal control circuitry
9. PGND: Power ground pin
10. BOOT: Bootstrap capacitor connection pin
11. SS: Soft-start pin for controlled startup
12. RT: Timing resistor pin for adjustable switching frequency
13. AGND: Analog ground pin
14. ITH: Current sense threshold pin
15. LDRV: Low-side gate driver pin
16. VOUT: Output voltage pin

Functional Features

• Wide input voltage range allows for versatile applications.
• High efficiency conversion minimizes power losses and maximizes energy savings.
• Synchronous rectification reduces power dissipation during switching transitions.
• Current mode control ensures accurate output voltage regulation and stability.
• Adjustable output voltage provides flexibility in meeting specific application requirements.
• Enable pin allows for easy on/off control of the regulator.
• Synchronization input enables external clock synchronization for multi-regulator systems.

Advantages and Disadvantages

Advantages

• High efficiency conversion leads to energy savings.
• Wide input voltage range accommodates various power supply requirements.
• Adjustable output voltage offers flexibility in different applications.
• Synchronous rectification improves overall efficiency.
• Current mode control ensures stable output voltage regulation.

Disadvantages

• Limited maximum output current (specific value not provided).
• Requires additional external components for operation.
• Relatively small package size may limit power handling capability.

Working Principles

The LT8630EFE#TRPBF operates as a synchronous step-down switching regulator. It utilizes a high-frequency switching transistor to convert the input voltage into a lower output voltage. The regulator employs current mode control, which continuously monitors the output current and adjusts the switching frequency to maintain stable output voltage regulation.

When the input voltage is applied, it passes through the VIN pin and is regulated by the internal control circuitry. The switching transistor connected to the SW pin rapidly switches on and off, controlling the energy flow from the input to the output. The feedback mechanism through the FB pin ensures that the output voltage remains within the desired range.

The LT8630EFE#TRPBF also features synchronous rectification, where a second transistor (low-side) is used to improve efficiency by reducing power dissipation during switching transitions. This results in higher overall efficiency and lower heat generation.

Detailed Application Field Plans

The LT8630EFE#TRPBF can be applied in various power management scenarios, including but not limited to: - Industrial automation systems - Automotive electronics - Telecommunications equipment - Renewable energy systems - Battery-powered devices - LED lighting applications

In industrial automation systems, the regulator can be used to efficiently convert high input voltages into lower voltages required for powering control circuits, sensors, and actuators. In automotive electronics, it can provide stable power supply for various components