Datasheet

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C2
100 µF
Electrolytic
(Required)
PTN78060A
2 1,7
+
4
GND Adjust
Vo
6
GNDGND
+
+
R
SET
(2)
C7
4.7 µF
Ceramic
L1
1 µH − 5 µH
L2
1 µH − 5 µH
C1
4.7 µF
Ceramic
C3
3 × 4.7 µF
50 V
Ceramic
(Required)
C4
(2
)
100 µF
(Required)
C5
4.7 µF
Ceramic
C6
(3
)
V
OV
I
V
I
UDG−05093
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
PTN78060A
SLTS245B – APRIL 2005 – REVISED AUGUST 2006
(1) See the specifications for required value and type.
(2) See the Application Information section for suggested value and type.
(3) Recommended when I
O
> 2 A..
Figure 21. Adding π Filters (I
O
≤ 3 A)
Figure 22. π -Filter Attenuation vs. Load Current
14
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