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TPS92520QDADRQ1 +BOM

LED driver for efficient lighting

TPS92520QDADRQ1 Information

Description

The Texas Instruments' TPS92520QDADRQ1 is a dual synchronous buck LED driver designed for automotive lighting applications, specifically suited for interior and exterior automotive lighting such as headlights, tail lights, and daytime running lights. This AEC-Q100 qualified device features a wide input voltage range of 4.5V to 65V, supporting up to 1.6A continuous output current with high accuracy (4%). The driver offers advanced dimming capabilities, including analog and internal PWM dimming, as well as support for external PWM dimming. The TPS92520QDADRQ1 is also Functional Safety-Capable, offering documentation and features such as fault monitoring and reporting to aid in system design. Its switch thermal protection and cycle-by-cycle overcurrent protection ensure reliability. With its robust design and high efficiency, this device is well-suited for harsh automotive environments.

Features

According to the product information, the TPS92520QDADRQ1 features:

  • AEC-Q100 qualified for automotive applications
  • Grade 1: –40°C to 125°C ambient operating temperature
  • Device HBM classification level H1C
  • Device CDM classification level C5
  • Functional Safety-Capable with documentation available
  • Wide input voltage range (4.5-V to 65-V)
  • Up to 1.6-A continuous output current with 4% accuracy
  • Adaptive on-time average current control
  • Programmable switching frequency from 100-kHz to 2.2-MHz
  • Advanced dimming operation (10-bit precision analog and internal PWM, supports external PWM input)
  • Cycle-by-cycle switch overcurrent protection
  • Switch thermal protection
  • Serial peripheral interface (SPI) for configuration and fault monitoring

These features make it suitable for automotive lighting applications, such as interior and exterior lighting.

Package

The package type of TPS92520QDADRQ1 is HTSSOP-32.

Manufacturer

The manufacturer of the TPS92520QDADRQ1 is Texas Instruments (TI). TI is an American electronics company that develops and manufactures semiconductors, including microprocessors, memory chips, and other electronic components. The company is a leading player in the global semiconductor industry and has a broad range of products used in many different applications, including automotive, industrial, medical, and consumer markets.

Applications

The application areas of the TPS92520QDADRQ1 are:

  • Interior and exterior automotive lighting
  • Headlights
  • Tail lights
  • Daytime running lights

It is specifically designed for automotive lighting applications, with a robust design and high efficiency to withstand harsh environments.

Equivalent

Based on the features and specifications, equivalent products to TPS92520QDADRQ1 could be:

  • STMicroelectronics L99
  • ON Semiconductor NCP1396
  • Infineon Technologies BAS14004
  • Rohm BU25023A

These products share similar characteristics such as high efficiency, wide input voltage range, and advanced dimming capabilities. However, please note that each product may have its unique features and advantages.

TPS92520QDADRQ1

Specifications

Number of channels 2 Topology Buck
Rating Automotive TI functional safety category Functional Safety-Capable
Operating temperature range (°C) -40 to 125 Vin (min) (V) 4.5
Vin (max) (V) 65 Vout (min) (V) 0
Vout (max) (V) 61 Iout (max) (A) 1.6
Iq (typ) (mA) 5 Switching frequency (max) (kHz) 2200
Features Fault Detection, LED Open Detection, Precision Dimming Control, Thermal Error Flag, Thermal shutdown Package/Case HTSSOP32

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Ratings and Reviews

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I
I**c 10/30/2023

Novosibirsk. three weeks delivery. from february 3. minus one star.

12

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