TDA8927 Philips Semiconductors, TDA8927 Datasheet - Page 23

• Manufacturer Part Number: TDA8927
• Description: Power stage 2 x 80 W class-D audio amplifier
• Manufacturer: Philips Semiconductors

Philips Semiconductors
15.6
2001 Dec 11
handbook, halfpage
R4, R5,
R6 and R7
R10
R11, R12,
R13 and R14
R15 and R16
R19
R20
R21
R22
R24
COMPONENT
Power stage 2
audio amplifier
THD N
2
(1) 10 kHz.
(2) 1 kHz.
(3) 100 Hz.
(%)
Fig.13 THD + N as a function of output power.
10
10
10
8
10
Curves measured in reference design
10
10
1
2
1
2
3
SE; V
2
P
= 25 V:
10
1
input resistors
diagnostic resistor
snubber resistors
resonance suppression resistors
mode select resistor
mute select resistor
resistor needed when using an
asymmetrical supply
resistor needed when using an
asymmetrical supply
bias resistor for powering-up the power
stage
1
80 W class-D
DESCRIPTION
10
(1)
(2)
(3)
10
2
P o (W)
MLD627
10
3
23
10 k
1 k
5.6 ; >0.25 W
24
39 k
39 k
10 k
9.1 k
200 k
handbook, halfpage
THD N
2
(1) P
(2) P
VALUE
Fig.14 THD + N as a function of input frequency.
(%)
10
10
10
8
10
10
o
o
1
2
1
2
3
10
= 10 W.
= 1 W.
SE; V
P
= 25 V:
4
SMD1206
4
2
SMD1206
SMD1206
SMD1206
SMD1206
SMD1206
10
2
SMD1206
SMD1206
SMD1206
10
3
COMMENTS
(1)
(2)
Objective specification
10
4
TDA8927
f i (Hz)
MLD628
10
5