Application Information (Continued)
TYPICAL SURFACE MOUNT PC BOARD LAYOUT, FIXED OUTPUT (2X SIZE)
DS012439-44
CIN
—
10 µF, 35V, Solid Tantalum AVX, “TPS series”
COUT
D1 —
L1 —
—
100 µF, 10V Solid Tantalum AVX, “TPS series”
1A, 40V Schottky Rectifier, surface mount
100 µH, L20, Coilcraft DO33
TYPICAL SURFACE MOUNT PC BOARD LAYOUT, ADJUSTABLE OUTPUT (2X SIZE)
DS012439-45
CIN
—
10 µF, 35V, Solid Tantalum AVX, “TPS series”
100 µF, 10V Solid Tantalum AVX, “TPS series”
1A, 40V Schottky Rectifier, surface mount
100 µH, L20, Coilcraft DO33
1 kΩ, 1%
COUT
D1 —
L1 —
R1 —
—
R2
—
Use formula in Design Procedure
See Figure 3.
CFF
—
FIGURE 29. PC Board Layout
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