TPS92641PWPR/NOPB

Product Overview

Category

The TPS92641PWPR/NOPB belongs to the category of integrated circuits (ICs) specifically designed for lighting applications.

Use

This product is primarily used in automotive lighting systems, providing efficient and reliable control for LED drivers.

Characteristics

• High efficiency: The TPS92641PWPR/NOPB offers high power conversion efficiency, ensuring optimal energy utilization.
• Compact package: It comes in a small form factor package, allowing for easy integration into various lighting systems.
• Robust design: This IC is built to withstand harsh automotive environments, ensuring long-term reliability.
• Flexible dimming options: The TPS92641PWPR/NOPB supports various dimming techniques, enabling precise control over the brightness of the LEDs.

Package and Quantity

The TPS92641PWPR/NOPB is available in a 20-pin HTSSOP package. It is typically sold in reels containing 250 units.

Specifications

• Input voltage range: 4.5V to 65V
• Output current: Up to 1.5A
• Switching frequency: Adjustable up to 2MHz
• Dimming control: Analog/PWM
• Operating temperature range: -40°C to 125°C

Pin Configuration

The TPS92641PWPR/NOPB features the following pin configuration:

Pin Number | Pin Name | Description -----------|----------|------------ 1 | VIN | Power supply input 2 | GND | Ground 3 | VCC | Internal voltage regulator output 4 | EN | Enable pin 5 | DIM | Dimming control input 6 | FB | Feedback voltage input 7 | CS | Current sense input 8 | AGND | Analog ground 9 | AGND | Analog ground 10 | AGND | Analog ground 11 | AGND | Analog ground 12 | AGND | Analog ground 13 | AGND | Analog ground 14 | AGND | Analog ground 15 | AGND | Analog ground 16 | AGND | Analog ground 17 | AGND | Analog ground 18 | AGND | Analog ground 19 | AGND | Analog ground 20 | AGND | Analog ground

Functional Features

• Integrated LED driver: The TPS92641PWPR/NOPB combines a high-performance LED driver with various protection features, ensuring safe and efficient operation.
• Wide input voltage range: It can handle a wide range of input voltages, making it suitable for automotive applications.
• Fault detection and protection: This IC incorporates comprehensive fault detection mechanisms, including overvoltage, undervoltage, and overtemperature protection.
• Adjustable switching frequency: The switching frequency can be adjusted to optimize efficiency and minimize electromagnetic interference.

Advantages and Disadvantages

Advantages

• High power conversion efficiency leads to energy savings.
• Compact package allows for easy integration into lighting systems.
• Robust design ensures reliability in automotive environments.
• Flexible dimming options enable precise control over brightness.

Disadvantages

• Limited output current compared to some other LED driver ICs.
• Higher cost compared to non-integrated LED driver solutions.

Working Principles

The TPS92641PWPR/NOPB operates as a buck converter, converting the input voltage to a lower regulated voltage suitable for driving LEDs. It utilizes pulse width modulation (PWM) techniques to control the LED brightness. The feedback mechanism continuously adjusts the duty cycle to maintain the desired output voltage.

Application Field Plans

The TPS92641PWPR/NOPB is widely used in automotive lighting applications, including headlights, taillights, and interior lighting. It can also be employed in other general lighting systems where efficient LED driving is required.

Alternative Models

• TPS92642PWPR/NOPB: Similar to the TPS92641PWPR/NOPB but with a higher output current capability.
• TPS92630PWPR/NOPB: A lower-cost alternative with reduced features and performance.
• TPS92550PWPR/NOPB: Suitable for high-power LED applications with multiple channels.

Note: The above alternative models are provided as examples and may not cover all available options.

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