Home Power management LED drivers Automotive LED drivers

TPS92612-Q1

ACTIVE

Automotive single-channel LED driver with 150mA output, short protection

Product details

Number of channels 1 Topology Current Source Rating Automotive TI functional safety category Functional Safety-Capable Operating temperature range (°C) -40 to 125 Vin (min) (V) 4.5 Vin (max) (V) 40 Vout (min) (V) 0 Vout (max) (V) 40 Iout (max) (A) 0.15 Iq (typ) (mA) 0.2 Features LED Short to Ground Detection, Thermal shutdown
Number of channels 1 Topology Current Source Rating Automotive TI functional safety category Functional Safety-Capable Operating temperature range (°C) -40 to 125 Vin (min) (V) 4.5 Vin (max) (V) 40 Vout (min) (V) 0 Vout (max) (V) 40 Iout (max) (A) 0.15 Iq (typ) (mA) 0.2 Features LED Short to Ground Detection, Thermal shutdown
SOT-23 (DBV) 5 8.12 mm² 2.9 x 2.8
  • AEC-Q100 Qualified for Automotive Applications
    • Device Temperature Grade 1:
      –40°C to 125°C, TA
  • Functional safety capable
    • Documentation available to aid functional safety system design
  • Single-Channel Constant-Current LED Driver With PWM Dimming
  • Wide Input-Voltage Range: 4.5 V–40 V
  • Constant Output Current, Adjustable by Sense Resistor
  • Precision Current Regulation, Tolerance ±4.6%
  • Maximum Current: 150 mA
  • Heat Sharing With External Resistor
  • Low Dropout Voltage (Current-Sense Voltage Drop Included)
    • Maximum Dropout: 150 mV at 10 mA
    • Maximum Dropout: 400 mV at 70 mA
    • Maximum Dropout: 700 mV at 150 mA
  • Low Standby Current (<250 µA per Device)
  • Protection:
    • LED Short-Circuit Protection With Auto-Recovery
    • Overtemperature Protection
  • Operating Junction Temperature Range: –40°C to 150°C
  • AEC-Q100 Qualified for Automotive Applications
    • Device Temperature Grade 1:
      –40°C to 125°C, TA
  • Functional safety capable
    • Documentation available to aid functional safety system design
  • Single-Channel Constant-Current LED Driver With PWM Dimming
  • Wide Input-Voltage Range: 4.5 V–40 V
  • Constant Output Current, Adjustable by Sense Resistor
  • Precision Current Regulation, Tolerance ±4.6%
  • Maximum Current: 150 mA
  • Heat Sharing With External Resistor
  • Low Dropout Voltage (Current-Sense Voltage Drop Included)
    • Maximum Dropout: 150 mV at 10 mA
    • Maximum Dropout: 400 mV at 70 mA
    • Maximum Dropout: 700 mV at 150 mA
  • Low Standby Current (<250 µA per Device)
  • Protection:
    • LED Short-Circuit Protection With Auto-Recovery
    • Overtemperature Protection
  • Operating Junction Temperature Range: –40°C to 150°C

With LEDs being widely used in automotive applications, simple LED drivers are more and more popular. Compared to discrete solutions, a low-cost monolithic solution lowers system-level component counts and significantly improves current accuracy and reliability.

The TPS92612-Q1 device is a simple single-channel high-side LED driver operating from an automotive car battery. It is a simple and elegant solution to deliver constant current for a single LED string.

With LEDs being widely used in automotive applications, simple LED drivers are more and more popular. Compared to discrete solutions, a low-cost monolithic solution lowers system-level component counts and significantly improves current accuracy and reliability.

The TPS92612-Q1 device is a simple single-channel high-side LED driver operating from an automotive car battery. It is a simple and elegant solution to deliver constant current for a single LED string.

Download View video with transcript Video

Similar products you might be interested in

open-in-new Compare alternates
Same functionality with different pin-out to the compared device
TPS92610-Q1 ACTIVE Automotive Single-channel LED driver with 450mA output, open, short and single LED short detection. Higher output current and more diagnostic feature
TPS92611-Q1 ACTIVE Automotive Single-channel LED driver with 300mA output, open and short detection Smaller current and smaller package

Technical documentation

star =Top documentation for this product selected by TI
No results found. Please clear your search and try again.
View all 10
Type Title Date
* Data sheet TPS92612-Q1 Automotive Single-Channel LED Driver datasheet (Rev. B) PDF | HTML 14 Jan 2020
Application note Discrete Fault Detection Circuit for the TPS9261x-Q1 PDF | HTML 27 Sep 2022
Functional safety information Streamlining Functional Safety Certification in Automotive and Industrial 09 Jun 2020
White paper 簡化汽車及工業領域的功 能安全認證 09 Jun 2020
White paper 자동차 및 산업 분야의 기능적 안전성 인증 간소화 09 Jun 2020
Functional safety information TPS92612-Q1 Functional Safety FIT and Failure Mode Distribution 02 Jan 2020
Technical article Hit the brakes on discrete LED circuit designs PDF | HTML 29 May 2019
White paper LED Drivers for Automotive Exterior Applications (Rev. B) 27 Mar 2018
Selection guide 汽车外部照明应用的LED驱动器 15 Mar 2018
EVM User's guide TPS92612-Q1 Evaluation Module User's Guide 15 Dec 2017

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Evaluation board

TPS92612EVM — TPS92612-Q1 Single-Channel LED Driver Evaluation Module

The TPS92612-Q1 evaluation module (EVM) helps designers evaluate the operation and performance of TPS92612-Q1, a single-channel linear LED driver for automotive lighting applications. It is a simple and elegant solution to deliver constant current for a single LED string with full LED protection.
User guide: PDF
Not available on TI.com
Simulation model

TPS92612-Q1 Unencrypted PSpice Transient Model Package (Rev. B)

SLDM011B.ZIP (51 KB) - PSpice Model
Simulation tool

PSPICE-FOR-TI — PSpice® for TI design and simulation tool

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
Package Pins CAD symbols, footprints & 3D models
SOT-23 (DBV) 5 Ultra Librarian

Ordering & quality

Information included:
  • RoHS
  • REACH
  • Device marking
  • Lead finish/Ball material
  • MSL rating/Peak reflow
  • MTBF/FIT estimates
  • Material content
  • Qualification summary
  • Ongoing reliability monitoring
Information included:
  • Fab location
  • Assembly location

Recommended products may have parameters, evaluation modules or reference designs related to this TI product.

Support & training

TI E2E™ forums with technical support from TI engineers

Content is provided "as is" by TI and community contributors and does not constitute TI specifications. See terms of use.

If you have questions about quality, packaging or ordering TI products, see TI support. ​​​​​​​​​​​​​​

Videos