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Shenzhen Mingjiada Electronics Co., Ltd. original in stock (for sale TI) automotive LED driver LP5891QRRFRQ1 LP5891-Q1 has 48 current sources, 64 scan lines of automotive class common cathode LED matrix driver.

LP5891QRRFRQ1 Device Overview:

Description:

The LP5891-Q1 is a highly integrated common-cathode LED matrix driver with 48 constant-current sources and 16 scanning FETs. The internal GCLK rate range is 40MHz to 160MHz, and the device also enables LED open/weak short/short detection and cancellation during operation.

Features:

- Compliant with AEC-Q100 standard for automotive applications:

- Temperature class 1: -40°C to +125°C, TA

- Supports discrete VCC and VR/G/B power supplies

- VCC voltage range: 2.5 V to 5.5 V

- VR/G/B voltage range: 2.5 V to 5.5 V

- 48 current source channels ranging from 0.2 mA to 20 mA

- Inter-channel accuracy: ±0.5% (typical), ±2% (maximum); inter-device consistency: ±0.5% (typical), ±2% (maximum)

- Low inflection point voltage: 0.27 V (max) when IOUT = 5 mA

- 3-bit (8-step) global brightness control

- 8-bit (256-step) colour brightness control

- Max. 16-bit (65536 steps) PWM greyscale control

- 16 line scan switches with 190 mΩ RDS(ON)

- Ultra low power consumption

- Independent VCC down to 2.5V

- Ultra-low ICC (down to 3.6 mA) with 50 MHz GCLK

- Intelligent power saving mode with ICC down to 0.9 mA

- Internal SRAM supports 1 to 64 multiplexes

- Single device can drive up to 48 × 16 LEDs or 16 × 16 RGB pixels

- Two devices stacked to drive 96 × 32 LEDs or 32 × 32 RGB pixels

- Three devices stacked to drive 144 × 48 LEDs or 48 × 48 RGB pixels

- Four devices stacked to drive 192 × 64 LEDs or 64 × 64 RGB pixels

- High-speed and low EMI continuous clock serial interface (CCSI)

- Three buses only: SCLK/SIN/SOUT

- External 50MHz (max) SCLK with rising edge transfer mechanism

- Internal frequency multiplier supports high frequency GCLK

- Optimised performance of LED matrix displays

- Removal of top and bottom ghosting

- Low greyscale enhancement

- LED open/weak short/short detection and cancellation

Applications:

- Automotive interior lights

- Automotive taillights

- Automotive partially dimmable backlights

Company website: www.hkmjd.com