PT4401-MicroBridgeTechnology.pdf
Datasheet Details
Part number:
PT4402, PT4401
Manufacturer:
Micro Bridge Technology
File Size:
238.46 KB
Description:
3/4 channel parallel white/blue led drivers.
Note:
This datasheet PDF includes multiple part numbers: PT4402, PT4401.
Please refer to the document for exact specifications by model.
PT4402, PT4401, 3/4 Channel Parallel White/Blue LED Drivers
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 circuit is optimized to provide over 90% efficienc
PT4402 Features
* 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 current for luminosity compensation z 3 channels (PT4401/SOT23-6) and 4 channels (PT4402/MSOP-8) available z PWM tuned LED brightnes
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