Cirrus-logic CS35L32 Manual do Utilizador descarregar pdf (Página 34)

34 DS963F4

CS35L32

5.5 Inductor Selection

Figure 5-2. Ground Ball Locations (Shown in Gray)

Also, as space permits, traces should be wider than 12 mils as soon as they clear the balls of the device. The traces should

remain wide for at least 300 mils after they leave the device.

5.5 Inductor Selection

Table 5-1, “Recommended Inductors,” lists the inductors recommended for use with the CS35L32.

Table 5-1. Recommended Inductors

Manufacturer Part Number Inductance DC Resistance Saturation Current

1.Indicates the inductor’s saturation current corresponding to a 30% drop in inductance from the nominal value.

Height

Cyntec PST031B-1R0MS 1.0 H 8.5 m 3.9 A 1.2 mm

Cooper MPI4040R1-1R0-R 1.0 H40

m 7.7 A 1.2 mm

Ball A1

Location

Indicator

1 2 ... 29 30 31 32 33 34 35 36 37 38 39 ... 50 51

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Cirrus-logic CS35L32 Manual do Utilizador Página 34