TPS92660PWPR/NOPB

Product Overview

Category

The TPS92660PWPR/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 TPS92660PWPR/NOPB offers high power conversion efficiency, ensuring optimal energy utilization.
• Compact package: It comes in a small-sized package, allowing for easy integration into various lighting systems.
• Robust design: This IC is built with robust features, making it suitable for demanding automotive environments.
• Flexible dimming options: The TPS92660PWPR/NOPB supports various dimming techniques, enabling precise control over the brightness of LEDs.

Package and Quantity

The TPS92660PWPR/NOPB is available in a 20-pin HTSSOP package. It is typically sold in reels containing a quantity of 250 units.

Specifications

• Input voltage range: 4.5V to 65V
• Output current range: 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 TPS92660PWPR/NOPB has a total of 20 pins. Here is the detailed pin configuration:

1. VIN: Input voltage
2. GND: Ground
3. VCC: Supply voltage
4. EN: Enable pin
5. DIM: Dimming control input
6. FB: Feedback pin
7. CS: Current sense input
8. AGND: Analog ground
9. PGND: Power ground
10. LX: Switch node
11. SW: Switch node
12. SW: Switch node
13. SW: Switch node
14. SW: Switch node
15. SW: Switch node
16. SW: Switch node
17. SW: Switch node
18. SW: Switch node
19. SW: Switch node
20. SW: Switch node

Functional Features

• Integrated LED driver: The TPS92660PWPR/NOPB integrates a high-performance LED driver, eliminating the need for external components.
• Wide input voltage range: It can operate with input voltages ranging from 4.5V to 65V, accommodating various automotive power systems.
• Protection features: This IC incorporates protection mechanisms such as overvoltage protection (OVP), overcurrent protection (OCP), and thermal shutdown.
• Fault detection and reporting: The TPS92660PWPR/NOPB provides fault detection and reporting capabilities, enhancing system reliability.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption and improved energy efficiency.
• Compact package allows for easy integration into space-constrained lighting systems.
• Flexible dimming options enable precise control over LED brightness.
• Robust design ensures reliable operation in demanding automotive environments.

Disadvantages

• Limited output current range may not be suitable for high-power applications.
• Requires additional external components for certain advanced features.

Working Principles

The TPS92660PWPR/NOPB operates as a buck LED driver, converting the input voltage to a regulated output voltage suitable for driving LEDs. It utilizes a switching regulator topology to efficiently control the LED current. The dimming control input allows for adjusting the LED brightness by modulating the duty cycle of the switching signal.

Detailed Application Field Plans

The TPS92660PWPR/NOPB is widely used in automotive lighting applications, including:

1. Headlights: It provides efficient and reliable LED driver control for automotive headlights, ensuring optimal illumination and visibility.
2. Daytime running lights (DRL): The TPS92660PWPR/NOPB enables precise dimming control for DRLs, enhancing safety and energy efficiency.
3. Interior lighting: It is utilized in interior lighting systems, offering flexible dimming options and efficient power management.

Detailed and Complete Alternative Models

1. TPS92661PWPR/NOPB: Similar to the TPS92660PWPR/NOPB, but with a higher output current range of up to 3A.
2. TPS92662PWPR/NOPB: This model offers additional protection features such as open/shorted LED detection and reporting.
3. TPS92663PWPR/NOPB: Designed for high-power applications, it supports an output current range of up to 5A.

These alternative models provide similar functionality to the TPS92660PWPR/NOPB while offering different specifications to meet specific application requirements.

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