TPS92518HVPWPT

Product Overview

Category

The TPS92518HVPWPT belongs to the category of high-voltage LED drivers.

Use

This product is primarily used for driving high-power LEDs in various lighting applications.

Characteristics

• High-voltage capability
• Efficient LED current regulation
• Dimming control options
• Thermal shutdown protection
• Small form factor

Package

The TPS92518HVPWPT comes in a compact package, allowing for easy integration into lighting fixtures.

Essence

The essence of this product lies in its ability to efficiently drive high-power LEDs while providing dimming control and thermal protection.

Packaging/Quantity

The TPS92518HVPWPT is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input voltage range: 9V to 60V
• Output current range: Up to 1.5A
• Efficiency: Up to 95%
• Dimming control: Analog/PWM
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The TPS92518HVPWPT has the following pin configuration:

1. VIN (Input voltage)
2. GND (Ground)
3. VCC (Supply voltage)
4. DIM (Dimming control input)
5. FB (Feedback pin)
6. EN (Enable pin)
7. SW (Switch node)
8. LX (Inductor connection)
9. PGND (Power ground)

Functional Features

• High-voltage capability allows for direct connection to the power source.
• Efficient LED current regulation ensures optimal performance and longevity of the LEDs.
• Dimming control options enable brightness adjustment according to specific requirements.
• Thermal shutdown protection prevents damage due to excessive heat.
• Small form factor facilitates easy integration into space-constrained lighting fixtures.

Advantages and Disadvantages

Advantages

• High-voltage capability simplifies the design and reduces external components.
• Efficient LED current regulation ensures consistent brightness and longer LED lifespan.
• Dimming control options provide flexibility in lighting applications.
• Thermal shutdown protection safeguards against overheating, enhancing reliability.
• Small form factor allows for easy integration into various lighting fixtures.

Disadvantages

• Limited output current range may not be suitable for high-power LED applications requiring higher currents.
• Lack of advanced features such as fault detection or communication interfaces.

Working Principles

The TPS92518HVPWPT operates by converting the input voltage to a regulated current that drives the connected LEDs. It utilizes a switching regulator topology to efficiently regulate the LED current while providing dimming control. The device monitors the feedback signal from the LEDs to adjust the output current accordingly. Additionally, it incorporates thermal shutdown protection to prevent damage due to excessive heat.

Detailed Application Field Plans

The TPS92518HVPWPT is well-suited for a wide range of lighting applications, including:

1. Indoor and outdoor architectural lighting
2. Street and roadway lighting
3. Industrial and commercial lighting
4. Automotive lighting
5. Signage and display lighting

Detailed and Complete Alternative Models

1. TPS92515HVPWPT: Similar to TPS92518HVPWPT but with a lower output current range.
2. TPS92520HVPWPT: Similar to TPS92518HVPWPT but with a higher output current range.
3. TPS92512HVPWPT: Similar to TPS92518HVPWPT but with additional fault detection features.

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

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