MAX8759 Maxim Integrated Products, MAX8759 Datasheet - Page 30

• Manufacturer Part Number: MAX8759
• Description: CCFL Backlight Controller
• Manufacturer: Maxim Integrated Products

6) Ensure the feedback connections are short and
7) To the extent possible, high-voltage trace clearance
Low-Cost, SMBus, CCFL Backlight Controller
30
TOP VIEW
direct. To the extent possible, IFB1, IFB2, VFB, and
ISEC connections should be far away from the high-
voltage traces and the transformer.
on the transformer’s secondary should be widely
separated. The high-voltage traces should also be
separated from adjacent ground planes to prevent
lossy capacitive coupling.
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22
23
24
25
26
27
28
21
1
20
2
TQFN 5mm x 5mm
*EXPOSED PADDLE
19
3
MAX8759
18
4
Pin Configuration
17
5
16
6
15
7
14
13
12
11
10
9
8
8) The traces to the capacitive voltage-divider on the
TRANSISTOR COUNT: 16,138
PROCESS: BiCMOS
transformer’s secondary need to be widely separated
to prevent arcing. Moving these traces to opposite
sides of the board can be beneficial in some cases.
Chip Information