TDA8932B_15 Datasheet, PDF (32/48 Pages) NXP Semiconductors – Class-D audio amplifier

NXP Semiconductors
TDA8932B
Class-D audio amplifier
32
P_o
(W/channel)
24 ⁽³⁾
(2)
16
(1)
8
001aaf887
32
P_o
(W/channel)
24
(2)
16
(1)
8
001aaf888
0
0
120
240
360
480
600
t (s)
a. R_L = 2 × 4 Ω; f_i = 1 kHz; 2 layer SO32 application
board (55 mm × 45 mm) without heat sink
(1) V_P = 22 V
(2) V_P = 26 V
(3) V_P = 29 V
Fig 23. Output power per channel as a function of time
0
0
120
240
360
480
600
t (s)
b. R_L = 2 × 8 Ω; f_i = 1 kHz; 2 layer SO32 application
board (55 mm × 45 mm) without heat sink
(1) V_P = 30 V
(2) V_P = 34 V
4
V_o
(V)
3
2
001aaf890
operating
4
V_o
(V)
3
2
001aaf891
operating
1
1
sleep
0
0
0.5
1
1.5
2
2.5
3
V_POWERUP (V)
V_i = 100 mV (RMS value); f_i = 1 kHz; V_ENGAGE > 3 V
Fig 24. Output voltage as a function of voltage on pin
POWERUP
mute
0
0
0.5
1
1.5
2
2.5
3
V_ENGAGE (V)
V_i = 100 mV (RMS value); f_i = 1 kHz; V_POWERUP > 2 V
Fig 25. Output voltage as a function of voltage on pin
ENGAGE
TDA8932B_4
Product data sheet
Rev. 04 — 18 December 2008
© NXP B.V. 2008. All rights reserved.
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