cs4412a Cirrus Logic, Inc., cs4412a Datasheet - Page 17

Manufacturer Part Number

cs4412a

Description

30w Quad Half-bridge Digital Amplifier Power Stage

Manufacturer

Cirrus Logic, Inc.

Datasheet

1.CS4412A.pdf (24 pages)

DS786A2

C2 is the DC-blocking capacitor.

(-3 dB point) and a nominal speaker (load) impedances of 4 Ω, 6 Ω, and 8 Ω. This capacitor should also

be chosen to have a ripple current rating above the amount of current that will passed through it.

Table 5. DC-Blocking Capacitors Values - Half-Bridge

Load

4 Ω

6 Ω

8 Ω

Table 5

shows the component values for C2 based on corner frequency

Corner Frequency

120 Hz

110 Hz

40 Hz

58 Hz

39 Hz

68 Hz

42 Hz

60 Hz

1000 µF

680 µF

330 µF

680 µF

390 µF

220 µF

470 µF

330 µF

180 µF

CS4412A