Diodes AP3033 - Manual (Page 8)

Preliminary Datasheet
8
Jan. 2010 Rev. 1. 0 BCD Semiconductor Manufacturing Limited
WHITE LED STEP-UP CONVERTER AP3033
Typical Performance Characteristics (Continued)
(WLED forward voltage (V
F
)=3.2V at I
F
=20mA, unless otherwise noted.)
10 20 30 40 50 60 70 80 90
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
C
urr
e
nt
Limit
(A)
Duty Cycle (%)
T
C
=-40 0 C
T
C
=25 0 C
T
C
=85 0 C
Figure 12. Current Limit vs. Duty Cycle