Datasheet
www.ti.com
AC OPERATING CHARACTERISTICS
DC ELECTRICAL CHARACTERISTICS
AC OPERATING CHARACTERISTICS
TPA302
SLOS174C – JANUARY 1997 – REVISED JUNE 2004
V
DD
= 3.3 V, T
A
= 25°C, R
L
= 8 Ω (unless otherwise noted)
PARAMETER TEST CONDITION MIN TYP MAX UNIT
THD < 0.08% 100
THD < 1% 125
Gain = –1,
P
O
Output power mW
f = 1 kHz
THD < 0.08%, R
L
= 32 Ω 25
THD < 1%, R
L
= 32 Ω 35
B
OM
Maximum output power bandwidth Gain = 10, 1% THD 20 kHz
B
1
Unity gain bandwidth Open loop 1.5 MHz
Channel separation f = 1 kHz 75 dB
Supply ripple rejection ratio f = 1 kHz 45 dB
V
n
Noise output voltage Gain = –1 10 µVrms
at specified free-air temperature, V
DD
= 5 V (unless otherwise noted)
PARAMETER TEST CONDITION MIN TYP MAX UNIT
I
DD
Supply current 4 10 mA
V
OO
Output offset voltage 5 20 mV
PSRR Power supply rejection ratio V
DD
= 4.9 V to 5.1 V 65 dB
I
DD(SD)
Quiescent current in shutdown 0.6 µA
V
DD
= 5 V, T
A
= 25°C, R
L
= 8 Ω (unless otherwise noted)
PARAMETER TEST CONDITION MIN TYP MAX UNIT
THD < 0.06% 250
THD < 1% 300
Gain = –1,
P
O
Output power mW
f = 1 kHz
THD < 0.06%, R
L
= 32 Ω 60
THD < 1%, R
L
= 32 Ω 80
B
OM
Maximum output power bandwidth Gain = 10, 1% THD 20 kHz
B
1
Unity gain bandwidth Open loop 1.5 MHz
Channel separation f = 1 kHz 75 dB
Supply ripple rejection ratio f = 1 kHz 45 dB
V
n
Noise output voltage Gain = -1 10 µVrms
3