TPA005D14 Datasheet, PDF (12/29 Pages) Texas Instruments – 2-W STEREO CLASS-D AUDIO POWER AMPLIFIER

TPA005D14
2-W STEREO CLASS-D AUDIO POWER AMPLIFIER
SLOS240A – AUGUST 1999 – REVISED MARCH 2000
TYPICAL CHARACTERISTICS
TOTAL HARMONIC DISTORTION + NOISE
vs
OUTPUT POWER
2
Class-D Amplifier
VDD = 5 V
1 ^{RL = 4 Ω}
TOTAL HARMONIC DISTORTION + NOISE
vs
FREQUENCY
1
Headphone Amplifier
CI = 10 µF
RL = 32 Ω
CO = 470 µF
f = 20 kHz
f = 1 kHz
0.1
0.1
AV = 10
AV = 5
0.01
AV = 1
f = 20 Hz
0.04
0.01
0.1
1
10
PO – Output Power – W
Figure 10
TOTAL HARMONIC DISTORTION + NOISE
vs
FREQUENCY
1
Headphone Amplifier
VO = 1 V
PO = 40 mW
AV = 1
CI = 10 µF
RI = RF = 10 kΩ
CO = 470 µF
0.1
0.006
20
100
1k
f – Frequency – Hz
Figure 11
10k 20k
TOTAL HARMONIC DISTORTION + NOISE
vs
OUTPUT POWER
1
Headphone Amplifier
VDD = 5 V
AV = 1
CI = 10 µF
RI = RF = 10 kΩ
CO = 470 µF
f = 20 kHz
0.1
0.01
0.005
20
100
1k
f – Frequency – Hz
Figure 12
10k 20k
0.01
0.005
0.001
f = 1 kHz
f = 20 Hz
0.01
PO – Output Power – W
Figure 13
0.1 0.2
12
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265