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TPS92530-Q1

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Automotive 3-channel, constant-current and constant-voltage synchronous buck LED driver

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Data sheet

TPS92530-Q1

ACTIVE
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Product details

Number of channels 3 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) 65 Iout (max) (A) 2 Iq (typ) (mA) 3000 Switching frequency (max) (kHz) 1200 Features Fault Detection, LED Open Detection, Precision Dimming Control, Thermal Error Flag, Thermal shutdown
Number of channels 3 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) 65 Iout (max) (A) 2 Iq (typ) (mA) 3000 Switching frequency (max) (kHz) 1200 Features Fault Detection, LED Open Detection, Precision Dimming Control, Thermal Error Flag, Thermal shutdown
HTQFP (PKD) 48 81 mm² (9 mm × 9 mm)
  • 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
    • Documentation available to aid functional safety system design
  • 4.5V to 65V wide input voltage range
  • Configurable constant voltage and constant current operation
    • Up to 2A continuous output current
    • 4% regulation accuracy (voltage and current mode)
  • Adaptive on-time average current control
  • Programmable switching frequency from 100kHz to 1.2MHz
  • Advanced dimming operation
    • 10-bit precision analog dimming
    • 10-bit precision internal PWM dimming
    • Supports external PWM dimming input
    • Optimized for external shunt dimming including LED matrix manager
  • Cycle-by-cycle switch overcurrent protection
  • Switch thermal protection
  • Serial Peripheral Interface (SPI)
    • Configurable analog reference, switching frequency, and PWM dimming duty cycle
    • Fault monitoring and reporting
  • Limp-home (LH) and standalone mode operation
  • 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
    • Documentation available to aid functional safety system design
  • 4.5V to 65V wide input voltage range
  • Configurable constant voltage and constant current operation
    • Up to 2A continuous output current
    • 4% regulation accuracy (voltage and current mode)
  • Adaptive on-time average current control
  • Programmable switching frequency from 100kHz to 1.2MHz
  • Advanced dimming operation
    • 10-bit precision analog dimming
    • 10-bit precision internal PWM dimming
    • Supports external PWM dimming input
    • Optimized for external shunt dimming including LED matrix manager
  • Cycle-by-cycle switch overcurrent protection
  • Switch thermal protection
  • Serial Peripheral Interface (SPI)
    • Configurable analog reference, switching frequency, and PWM dimming duty cycle
    • Fault monitoring and reporting
  • Limp-home (LH) and standalone mode operation

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Technical documentation

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* Data sheet TPS92530-Q1 Automotive 3-Channel, Constant-Current and Constant-Voltage Synchronous Buck LED Driver datasheet PDF | HTML Dec 11, 2023

Design & development

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Evaluation board

LEDMCUEVM-132 — MSP432E401Y MCU communications board for LED evaluation modules

The LEDMCUEVM-132 implements SPI communications that support multiple devices on the bus, UART communications for the LMMs family of devices, CAN transceiver for UART to control LMM family of devices, 4 PWM signals for dimming, multiple IOs, isolated 5-V supply, digital isolators, and a standard (...)

User guide: PDF | HTML
Supported products & hardware
Evaluation board

TPS92530EVM — TPS92530 evaluation module

The TPS92530 evaluation module (EVM) features the TPS92530-Q1 device, a synchronous buck LED driver which provides three constant-current or constant-voltage regulated channels up to 2A each. The device is controlled via SPI interface. The EVM is controlled and monitored via the serial interface (...)
Supported products & hardware
Package Pins CAD symbols, footprints & 3D models
HTQFP (PKD) 48 Ultra Librarian
TI's Standard Terms and Conditions for Evaluation Items apply.

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