BD94121F Datasheet, PDF (9/28 Pages) Rohm – PFC Direct current resonance type White LED Driver for Large LCD

BD9412F
Typical Performance Curves
5
4
Ta=25°C
3
2
1
0
8
10
12
14
16
18
SuSpupplpylVy oVlotaltgaege: V: CVCcc[[VV]
Figure 7. Operating Current vs Power Supply Voltage
70
VCC=12V
68
RRT=100kΩ
RADJ=none
66
64
62
60
58
56
54
52
50
-40 -20 0 20 40 60 80 100
Temp^Te^er^ma^ptu^er^ae^tu:^reTe^{: T}m^ap^[°.^C[℃^] ]
Figure 8. Output Frequency vs Temperature
50
VCC=12V
RRT=100kΩ
48
VPWMCMP=OPEN
46
44
42
40
-40 -20 0 20 40 60 80 100
TemTepmerpaeturaretu:reTe: mTap[°[dCe]g]
Figure 9. MAX DUTY vs Temperature
1.0
Ta=25°C
VCC=12V
0.8
0.6
0.4
0.2
0.0
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
AADDIIMMVVooltlataggee::VVAADDIMIM [[VV]]
Figure 10. IS Voltage vs ADIM Voltage
www.rohm.com
© 2016 ROHM Co., Ltd. All rights reserved.
TSZ22111 • 15 • 001
9/24
TSZ02201-0F5F0C100100-1-2
22.Feb.2016 Rev.001