PT4401 Datasheet, Micro Bridge Technology

z No external component required z Fixed 20mA or 15mA sinking current z Individual current sink circuit for each output to prevent short/open circuit on LEDs z PTC LED cu.

are small color LCD displays in mobile phones, smart phone, digital cameras, PDA etc. PT4401 is available in SOT-23-6 pa.

The PT4401/2 is a series of White/Blue LED drivers, with PT4401 capable of driving three LEDs and PT4402 driving four LEDs. There is no external component needed, which helps to simplify the system design and lower the system cost significantly. The .