LED Driver with I²C Compatible and 3-wire Serial Interface for 7×17 LEDs in Dot Matrix - BD26503GUL | ROHM Semiconductor - ROHM Co., Ltd.
LED Driver with I²C Compatible and 3-wire Serial Interface for 7×17 LEDs in Dot Matrix - BD26503GUL
BD26503GUL and BD26503KS2 is “Matrix LED Driver” that is the most suitable for the cellular phone and home electric appliances. It can control 7x17 (119 dot) LED Matrix by internal 7-channel PMOS SWs and 17-channel LED drivers. It can control the luminance and firefly lighting of the LED matrix by the setting of the internal register. It supports SPI and I²C interface.
Number of Outputs
7 x 17 Matrix
Auto Luminous Control
4-Bit DC / PWM
Operating Temperature (Min.)[°C]
Operating Temperature (Max.)[°C]
Features:・LED Matrix driver (7x17)
・ The current drivers can drive 0 to 20mA current with “16” step (for every dot).
・ The current drivers can drive 30mA/Line.
・ 64 steps of the luminance control by PWM (common setting for all dots)
・ Continuous lighting function (TDMA off ) for LED14 to LED17
・ A/B 2-side map for each dot.
・Automatic Slope function
・8-direction automatic scroll function.
・SPI and I²C BUS FS mode（max 400kHz）Compatibility
・Thermal shutdown (TSD)