TPS92692QPWPTQ1 - English Editing Encyclopedia Entry

Product Overview

Category

The TPS92692QPWPTQ1 belongs to the category of integrated circuits (ICs) specifically designed for automotive lighting applications.

Use

This product is primarily used for controlling and driving high-power LEDs in automotive lighting systems. It provides efficient power management and precise current regulation, ensuring optimal performance and reliability.

Characteristics

• High efficiency: The TPS92692QPWPTQ1 offers high power conversion efficiency, minimizing energy losses and maximizing the overall system efficiency.
• Precise current regulation: It provides accurate current control, allowing for consistent brightness levels across multiple LEDs.
• Robust design: This IC is designed to withstand harsh automotive environments, including temperature variations, voltage transients, and electromagnetic interference.
• Automotive-grade quality: The TPS92692QPWPTQ1 meets the stringent requirements of the automotive industry, ensuring long-term reliability and durability.

Package and Quantity

The TPS92692QPWPTQ1 is available in a small-footprint, thermally enhanced PowerPAD™ package. It is typically supplied in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Input voltage range: 4.5V to 40V
• Output current range: Up to 1.5A
• Operating temperature range: -40°C to +125°C
• Dimming control: Analog/PWM
• Fault protection features: Overvoltage, undervoltage, overtemperature, and short-circuit protection

Pin Configuration

The TPS92692QPWPTQ1 has the following pin configuration:

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| | | TPS92692QPWPTQ1 | |_______________________________________| | | | __ __ | | | 1| |20| | | | 2| |19| | | | 3| |18| | | | 4| |17| | | | 5| |16| | | | 6| |15| | | | 7| |14| | | | 8| |13| | | | 9| |12| | | |10| |11| | |_______________________________________| ```

Functional Features

• Integrated boost converter: The TPS92692QPWPTQ1 incorporates a high-efficiency boost converter, enabling it to efficiently drive high-power LEDs.
• Current regulation: It provides precise current regulation, ensuring consistent brightness levels and preventing LED damage due to excessive current.
• Dimming control: The IC supports both analog and pulse-width modulation (PWM) dimming control methods, allowing for flexible brightness adjustment.
• Fault protection: The TPS92692QPWPTQ1 includes various fault protection features such as overvoltage, undervoltage, overtemperature, and short-circuit protection, enhancing system reliability and safety.

Advantages and Disadvantages

Advantages

• High efficiency power conversion
• Precise current regulation
• Robust design for automotive applications
• Comprehensive fault protection features
• Compact package size

Disadvantages

• Limited output current range (up to 1.5A)
• Requires external components for operation

Working Principles

The TPS92692QPWPTQ1 operates by converting the input voltage to a higher voltage level using an integrated boost converter. This boosted voltage is then precisely regulated to provide a constant current to the connected LEDs. The IC also incorporates dimming control functionality, allowing for brightness adjustment through analog or PWM signals. Fault protection features ensure the safety and reliability of the system by monitoring various parameters and responding to abnormal conditions.

Application Field Plans

The TPS92692QPWPTQ1 is widely used in automotive lighting applications, including:

• Headlights
• Daytime running lights (DRLs)
• Fog lights
• Tail lights
• Interior lighting

Its high efficiency, precise current regulation, and robust design make it suitable for various lighting requirements in automobiles.

Alternative Models

For those seeking alternative options, the following ICs can be considered:

1. TPS92630PWPR: This IC offers similar functionality with a lower output current range but at a more affordable price point.
2. LT3799-1: A high-power LED driver IC with advanced dimming control features and a wider input voltage range.
3. MAX16834: An automotive-grade LED driver IC with integrated fault protection and versatile dimming capabilities.

These alternatives provide different specifications and features, allowing designers to choose the most suitable option based on their specific application requirements.

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