Datasheet

TPA0211
2-W MONO AUDIO POWER AMPLIFIER
SLOS275D – JANUARY 2000 – REVISED NOVEMBER 2002
4
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
operating characteristics, V
DD
= 3 V, T
A
= 25°C, R
L
= 4 Ω
PARAMETER TEST CONDITIONS
MIN TYP MAX UNIT
P
O
Out
p
ut
p
ower
THD = 1%, BTL mode, f = 1 kHz 660
mW
P
O
Output power
THD = 0.1%, SE mode, f = 1 kHz,
R
L
= 32 Ω
33
mW
THD + N Total harmonic distortion plus noise P
O
= 500 mW, f = 20 Hz to 20 kHz 0.3%
B
OM
Maximum output power bandwidth Gain = 2, THD = 2% 20 kHz
SNR Signal-to-noise ratio 88 dB
V
n
Out
p
ut noise voltage
C
B
= 0.47 µF,
f=20Hzto
BTL mode, R
L
= 8 Ω,
A
V
= 8 dB 65
µV
RMS
V
n
O
utput no
i
se vo
l
tage
f
=
20
H
z to
20 kHz
SE mode, R
L
= 32 Ω,
A
V
= 2 dB 25
µ
V
RMS
electrical characteristics at specified free-air temperature, V
DD
= 5 V, T
A
= 25°C (unless otherwise
noted)
PARAMETER TEST CONDITIONS
MIN TYP MAX UNIT
|V
OO
|
Output offset voltage (measured
differentially)
SE/BTL = 0 V, SHUTDOWN = 2 V, R
L
= 8 Ω, Inputs
floating
30 mV
I
DD(BTL)
Supply current, BTL mode SE/BTL = 2.75 V, SHUTDOWN = V
DD
4 6 mA
I
DD(SE)
Supply current, SE mode SE/BTL = 4.5 V, SHUTDOWN = V
DD
2 4 mA
I
DD(SD)
Supply current, shutdown mode SE/BTL = 5 V, SHUTDOWN = 0 V 1 10
µA
|I
IH
|
High level in
p
ut current
SHUTDOWN V
DD
= 5.5 V, V
I
= V
DD
1
µA
|I
IH
| High-level input current
SE/BTL V
DD
= 5.5 V, V
I
= V
DD
1
µA
|I
IL
|
Low-level in
p
ut current
SHUTDOWN V
DD
= 5.5 V, V
I
= 0 V 1
µA
|I
IL
|
L
ow-
l
eve
l
i
nput current
SE/BTL V
DD
= 5.5 V, V
I
= 0 V 1
µ
A
operating characteristics, V
DD
= 5 V, T
A
= 25°C, R
L
= 4 Ω
PARAMETER TEST CONDITIONS
MIN TYP MAX UNIT
P
O
Out
p
ut
p
ower
THD = 1%, BTL mode, f = 1 kHz 2 W
P
O
Output power
THD = 0.1%, SE mode, f = 1 kHz,
R
L
= 32 Ω
92 mW
THD + N Total harmonic distortion plus noise P
O
= 1.5 W, f = 20 Hz to 20 kHz 0.2%
B
OM
Maximum output power bandwidth Gain = 2.5, THD = 2% 20 kHz
SNR Signal-to-noise ratio 93 dB
V
Out
p
ut noise voltage
C
B
= 0.47 µF,
f=20Hzto
BTL mode, R
L
= 8 Ω,
A
V
= 8 dB 65
µV
RMS
V
n
Output noise voltage
f = 20 Hz to
20 kHz
SE mode, R
L
= 32 Ω,
A
V
= 2 dB 25
µV
RMS
TYPICAL CHARACTERISTICS
Table of Graphs
FIGURE
Supply ripple rejection ratio vs Frequency 1, 2
I
DD
Supply current vs Supply voltage 3
P
O
Out
p
ut
p
ower
vs Supply voltage 4, 5
P
O
Output power
vs Load resistance
6, 7
THD+N
Total harmonic distortion
p
lus noise
vs Frequency 8, 9, 10, 11
THD+N Total harmonic distortion plus noise
vs Output power
12, 13, 14, 15, 16, 17
V
n
Output noise voltage vs Frequency 18, 19
Closed loop gain and phase 20, 21