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DD311_1 Datasheet, PDF (3/20 Pages) Silicon Touch Technology Inc. – HIGH CONSTANT CURRENT LED DRIVER | |||
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SILICON TOUCH TECHNOLOGY INC.
æ°ç«¹å¸ç§å¸ååå±æ¥ä¸ï¤· 9 è 7 ï¥ä¹ 1
9-7F-1, Prosperity Roadâ
, Hsin-Chu, Taiwan, R.O.C.
Telï¼886-3-5645656 Faxï¼886-3-5645626
Block Diagram
Vbias
VLED
IREF
ILED
REXT
OUT
EN
VSS
1 : 100
GND
Pin Connection
DD311
123 45
Pin Description
PIN No.
1
PIN NAME
REXT
2
OUT
3
GND
4
VSS
5
EN
FUNCTION
Reference current input terminal.
Sink constant current outputs (open-drain).
Ground terminal.
Ground terminal.
Output current enable terminal:
VEN = 0V, output current is turned OFF.
VEN > 3.3V, output current is turned ON.
HIGH CONSTANT CURRENT LED DRIVER
Version:A.002
Page 2
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