HV9910BDB3 Supertex, HV9910BDB3 Datasheet - Page 6

• Manufacturer Part Number: HV9910BDB3
• Description: LED Lighting Development Kits LO VOLT HI BRIGHT LED DRIVER DEMOBOARD
• Manufacturer: Supertex

The variation in the switching frequency, when the HV9910BDB3 is operated in the constant off-time mode, is shown in
Figs. 9 and 10.
Fig. 9. Switching Frequency vs. Input Voltage Plot
140
120
100
80
60
40
20
Switching Frequency vs. Input Voltage
8
12
(@V
16
Input Voltage (V)
O
=7.8V)
●
20
1235 Bordeaux Drive, Sunnyvale, CA 94089
24
28
32
6
Fig. 10. Switching Frequency vs. Load Voltage Plot
140
120
100
80
60
40
2
Switching Frequency vs. Load
●
Tel: [phone]
Voltage (@V
Load Voltage (V)
4
IN
●
=12V)
www.supertex.com
6
HV9910BDB3
8