Datasheet

TPA152
75-mW STEREO AUDIO POWER AMPLIFIER
SLOS210A – JUNE 1998 – REVISED MARCH 2000
4
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
ac operating characteristics V
DD
= 5 V, T
A
= 25°C, R
L
= 10 kΩ
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
THD+N
Total harmonic distortion
p
lus noise
V
I
= 1 V
(rms)
, 20 Hz–20 kHz, Gain = 1,
See Figure 6
0.005%
THD
+
N
Total
harmonic
distortion
pl
u
s
noise
V
O(PP)
= 4 V, 20 Hz–20 kHz, Gain = 1,
See Figure 8
0.005%
B
OM
Maximum output power bandwidth G = 5, THD <0.02%, See Figure 6 >20 kHz
Phase margin Open loop, See Figure 16 80°
k
SVR
Supply voltage rejection ratio 1 kHz, C
B
= 1 µF, See Figure 12 65 dB
Mute attenuation See Figure 15 110 dB
Ch/Ch output separation See Figure 13 102 dB
Signal-to-Noise ratio V
O
= 1 V
(rms)
, Gain = 1, See Figure 11 104 dB
V
n
Noise output voltage See Figure 10 6 µV(rms)
†
Measured at 1 kHz.
TYPICAL CHARACTERISTICS
Table of Graphs
FIGURE
THD+N Total harmonic distortion plus noise vs Output power 1, 4
THD+N Total harmonic distortion plus noise vs Frequency 2, 3, 6, 8, 9
THD+N Total harmonic distortion plus noise vs Output voltage 5, 7
V
n
Output noise voltage vs Frequency 10
SNR Signal-to-noise ratio vs Gain 11
Supply ripple rejection ratio vs Frequency 12
Crosstalk vs Frequency 13, 14
Mute Attenuation vs Frequency 15
Open-loop gain and phase vs Frequency 16, 17
Closed-loop gain and phase vs Frequency 18
I
DD
Supply current vs Supply voltage 19
P
O
Output power vs Load resistance 20
P
D
Power dissipation vs Output power 21