TPS92630QPWPRQ1

Product Overview

Category

The TPS92630QPWPRQ1 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 and reliable power management, ensuring optimal performance and longevity of the LEDs.

Characteristics

• High efficiency: The TPS92630QPWPRQ1 offers high power conversion efficiency, minimizing energy losses and maximizing the utilization of power.
• Robust design: This IC is built to withstand the harsh conditions of automotive environments, including temperature variations, voltage fluctuations, and electromagnetic interference.
• Dimming capabilities: It supports various dimming techniques, allowing precise control over the brightness of the LEDs.
• Protection features: The TPS92630QPWPRQ1 incorporates multiple protection mechanisms, such as overvoltage protection, overcurrent protection, and thermal shutdown, ensuring the safety and reliability of the lighting system.

Package

The TPS92630QPWPRQ1 comes in a small-sized package known as PowerPAD™ thermally enhanced, 20-pin HTSSOP (PW) package. This package facilitates efficient heat dissipation, preventing overheating and enhancing the overall reliability of the IC.

Essence

The essence of the TPS92630QPWPRQ1 lies in its ability to provide efficient and reliable power management for high-power LEDs in automotive lighting applications. It ensures optimal performance, longevity, and safety of the lighting system.

Packaging/Quantity

The TPS92630QPWPRQ1 is typically available in reels containing a quantity of 250 units per reel.

Specifications

• Input voltage range: 4.5V to 40V
• Output current capability: Up to 1.5A
• Switching frequency: Adjustable up to 2MHz
• Dimming control: Analog/PWM dimming
• Operating temperature range: -40°C to +125°C
• Package dimensions: 6.4mm x 4.9mm

Detailed Pin Configuration

The TPS92630QPWPRQ1 features a 20-pin HTSSOP package with the following pin configuration:

1. VIN: Input voltage
2. GND: Ground
3. VCC: Supply voltage for internal circuitry
4. EN: Enable pin
5. DIM: Dimming control input
6. PWM: Pulse-width modulation input
7. FB: Feedback pin for output voltage regulation
8. AGND: Analog ground
9. PGND: Power ground
10. LX: Switching node connection
11. LX: Switching node connection
12. LX: Switching node connection
13. LX: Switching node connection
14. LX: Switching node connection
15. LX: Switching node connection
16. LX: Switching node connection
17. LX: Switching node connection
18. LX: Switching node connection
19. LX: Switching node connection
20. LX: Switching node connection

Functional Features

• High-efficiency buck converter for LED driving
• Integrated power MOSFETs for reduced external component count
• Adaptive gate drive for improved efficiency and EMI performance
• Overvoltage protection (OVP) and overcurrent protection (OCP)
• Thermal shutdown protection
• Fault flag indication for system diagnostics

Advantages and Disadvantages

Advantages

• High power conversion efficiency leads to energy savings.
• Robust design ensures reliability in automotive environments.
• Flexible dimming options allow precise control over brightness.
• Comprehensive protection mechanisms enhance safety and longevity.

Disadvantages

• Limited output current capability may not be suitable for high-power LED applications requiring higher currents.
• The package size may pose challenges in space-constrained designs.

Working Principles

The TPS92630QPWPRQ1 operates as a buck converter, converting the input voltage to a regulated output voltage suitable for driving high-power LEDs. It utilizes pulse-width modulation (PWM) techniques to control the switching of the internal power MOSFETs, regulating the current flow through the LEDs. The dimming control input and feedback mechanism enable precise adjustment of the LED brightness.

Detailed Application Field Plans

The TPS92630QPWPRQ1 is widely used in various automotive lighting applications, including:

1. Headlights: It provides efficient power management for high-intensity discharge (HID) or light-emitting diode (LED) headlights, ensuring optimal brightness and reliability.
2. Daytime running lights (DRL): The IC enables energy-efficient operation of DRL systems, enhancing visibility and safety during daytime driving.
3. Fog lights: It offers reliable power control for fog lights, improving visibility in adverse weather conditions.
4. Rear combination lamps: The T