TPA0232 Datasheet, PDF (6/30 Pages) Texas Instruments – STEREO 2-W AUDIO POWER AMPLIFIER WITH DC VOLUME CONTROL AND MUX CONTROL

TPA0232
STEREO 2-W AUDIO POWER AMPLIFIER
WITH DC VOLUME CONTROL AND MUX CONTROL
SLOS286 – NOVEMBER 1999
TYPICAL CHARACTERISTICS
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
OUTPUT POWER
10%
1%
RL = 8 Ω
RL = 4 Ω
RL = 3 Ω
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
VOLTAGE GAIN
1%
PO = 1 W for AV≥6dB
VO = 1 VRMS for AV≤4 dB
RL = 8 Ω
BTL
0.1%
0.1%
AV = +20 to 0 dB
f = 1 kHz
BTL
0.01%
0.5 0.75 1 1.25 1.5 1.75 2 2.25 2.5 2.75 3
PO – Output Power – W
Figure 1
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
FREQUENCY
10%
RL = 3 Ω
AV = +20 to 0 dB
BTL
1%
0.1%
0.01%
20
PO = 1 W
PO = 0.5 W
PO = 1.75 W
100
1k
f – Frequency – Hz
Figure 3
10k 20k
0.01%
–40 –30 –20 –10
0
10
20
AV - Voltage Gain - dB
Figure 2
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
OUTPUT POWER
10%
f = 20 kHz
1%
0.1%
0.01%
0.01
f = 1 kHz
f = 20 Hz
RL = 3 Ω
AV = +20 to 0 dB
BTL
0.1
1
10
PO – Output Power – W
Figure 4
6
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