TLD2311EL_15 Datasheet, PDF (25/34 Pages) Marl International Limited – Basic LED Driver

I_{IN_ SET1}
V / R IN_SET (OL /SC)
SET1
V / R IN_SET (ref )
SET1
V_{IN _SET 1}
V_{IN _SET (OL /SC)}
TLD2311EL
Load Diagnosis
t
V_{IN _SET( ref )}
tOL
t
V_{OU T 1}
VS
V_S – V_{PS(OL )}
VF
open load
occurs
t
I_{IN_ SET2}
V / R _{IN _SET( OL /SC)}
S E T2
V / R _{IN _SET( ref )}
S E T2
V_{IN _ SET2}
VIN _SET (OL /SC)
t
turn on command
VIN _SET( ref )
t
V_{OU T 2}
V_F
VOUT ( SC)
t
Figure 19 Example single channel fault on OUT1 and PWM-operation on OUT2 with ST pin connected to
GND
Data Sheet
25
Rev. 1.1, 2015-03-24