3
HV9910BDB7
●
1235 Bordeaux Drive, Sunnyvale, CA 94089
●
Tel: 408-222-8888
●
www.supertex.com
Figure 3. Load regulation.
Figure 4. AC line regulation.
Figure 6. Power Factor vs. AC Line Voltage.
Figure 5. Harmonic Distortion vs. AC Line Voltage.
I
LED
Load Regulation (V
IN
= 230V
AC
)
0.348
0.35
0.352
0.354
0.356
0.358
0.36
0.362
0.364
0.366
104.3
84.4
67.5
V
O
I
LED
I
LED
Line Regulation (V
O
= 105V)
0.349
0.35
0.351
0.352
0.353
0.354
0.355
0.356
0.357
0.358
190
210
230
250
270
V
AC
I
LED
Harmonic Distortion (V
O
= 105V, I
LED
= 350mA)
0
5
10
15
20
25
30
35
40
190
210
230
250
270
V
AC
THD,%
Power Factor (V
O
= 105V, I
LED
= 350mA)
0.87
0.88
0.89
0.9
0.91
0.92
0.93
0.94
0.95
0.96
190
210
230
250
270
V
AC
PF
Typical Characteristics
Efficiency (V
LED
= 105V, I
LED
= 350mA)
0.885
0.89
0.895
0.9
0.905
0.91
190
210
230
250
270
V
AC
EFF
Efficiency (V
IN
= 230V
AC
, I
LED
= 350mA)
0.85
0.86
0.87
0.88
0.89
0.9
0.91
104.3
84.4
67.5
V
O
EFF
Figure 1. Efficiency at full load.
Figure 2. Efficiency at nominal AC line voltage.