TDA8933B Datasheet, PDF (23/42 Pages) NXP Semiconductors – Class D audio amplifier

NXP Semiconductors
TDA8933B
Class D audio amplifier
20
P_o (0.5 %)
(W/channel)
16
12
(1)
8
010aaa499
(3)
(2)
20
P_o (10 %)
(W/channel)
16
12
(1)
8
010aaa500
(3)
(2)
4
4
0
10 12 14 16 18 20 22 24 26 28 30 32 34 36
V_P (V)
0
10 12 14 16 18 20 22 24 26 28 30 32 34 36
V_P (V)
a. THD+N = 0.5 %
b. THD+N = 10 %
(1) R_L = 4 Ω
(2) R_L = 6 Ω
(3) R_L = 8 Ω
When the maximum current of 2 A is reached, the current limitation feature becomes active. See also Section 8.4.3 for OCP
details.
Fig 7. SE output power as a function of supply voltage
40
P_o (0.5 %)
(W)
30
20
(2)
(1)
10
010aaa501
(3)
40
P_o (10 %)
(W)
30
(2)
20
(1)
10
010aaa502
(3)
0
10 12 14 16 18 20 22 24 26 28 30 32 34 36
V_P (V)
0
10 12 14 16 18 20 22 24 26 28 30 32 34 36
V_P (V)
a. THD+N = 0.5 %
b. THD+N = 10 %
(1) R_L = 6 Ω
(2) R_L = 8 Ω
(3) R_L = 16 Ω
When the maximum current of 2 A is reached, the current limitation feature becomes active. See also Section 8.4.3 for OCP
details.
Fig 8. BTL output power as a function of supply voltage
TDA8933B_1
Preliminary data sheet
Rev. 01 — 23 October 2008
© NXP B.V. 2008. All rights reserved.
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