Datasheet

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GND
GND
C6
(See Note C)
L1
1-5 Hm
L2
1-5 Hm
PTN78000A
4
12
GND
5
Adj
C4
100 F
(Required)
m
(See Note B)
C3
2 x 4.7 F
Ceramic
(Required)
(See Note A)
m
C2
100 F
Electrolytic
(Required)
m
C1
4.7 F
Ceramic
m
C5
4.7 F
Ceramic
m
R
SET
V
I
V
I
V
O
V
O
10
15
20
25
30
35
40
45
0 0.5 1 1.5 2 2.5 3
1 MHz
600 kHz
Attenuation − dB
Load Current − A
PTN78000A
SLTS246B–APRIL 2005 – REVISED JANUARY 2006
A. See specifications for required value and type.
B. See Application Information for suggested value and type.
C. Recommended for applications with load transients.
Figure 20. Adding π Filters (I
O
≤ 3A)
Figure 21. π-Filter Attenuation vs. Load Current
14