YB1506 Datasheet, PDF (2/10 Pages) YOBON TECHNOLOGIES,INC. – Step-up DC-DC Converter , White LED Driver

Pin Description
YB1506
Step-up DC-DC Converter , White LED Driver
Figure 2jYB1506 SOT23-5
Pin Designator
Table 1 :
Pin
NAME
1
SW
2
GND
3
FB
4
SHDN
5
V_IN
Description
Switching Pin. This is the drain of the internal NMOS power switch.
Connect to inductor and diode. Minimize the metal trace area connected to
this pin to reduce EMI.
Ground Pin. Connect directly to local ground plane.
Feedback Pin. Set the WLED current by selecting value of R1 using:
I _LED
= ^0.4V
R2
Shutdown Pin. The shutdown pin is an active low control. Tie this pin
above 0.9V to enable the device, below 0.6V to turn off the device.
Input Supply Pin. Bypass this pin with a capacitor as close the device as
possible.
Ordering Information
Table 2:
Order Number
YB1506
Package Type
Supplied as
Package Marking
SOT23-5 3000 units Tape & Reel
Y56
YB1506 MRev1.1
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