SP6699EK-L-TR Datasheet, PDF (3/13 Pages) Exar Corporation – 27V Step Up White LED Driver

BLOCK DIAGRAM
SP6699
27V Step Up White LED Driver
PIN ASSIGNEMENT
Fig. 2: SP6699 Block Diagram
Fig. 3: SP6699 Pin Assignement
PIN DESCRIPTION
Name
SW
GND
FB
CTRL
VOUT
VIN
Pin Number
1
2
3
4
5
6
Description
Switch pin. Connect external inductor
Ground signal pin
Voltage Feedback. Reference voltage is 200mV
Shutdown and dimming pin.
V_CTRL>1.8V: Device enabled
50mV< V_CTRL <1.8V:Linear dimming
V_CTRL<50mV: Device disabled
Output pin.
Connected to the cathode of the internal schottky diode.
Input supply pin.
Must be locally bypassed.
© 2011 Exar Corporation
3/12
Rev. 2.1.0