TPA2001D2
1-W FILTERLESS STEREO CLASS-D AUDIO POWER AMPLIFIER
SLOS292A – MARCH 2000 – REVISED APRIL 2000
recommended operating conditions
MIN
Supply voltage, VDD, PVDD
High-level input voltage, VIH
Low-level input voltage, VIL
Operating free-air temperature, TA
PWM Frequency
GAIN0, GAIN1, SHUTDOWN
GAIN0, GAIN1, SHUTDOWN
–40
200
4.5
2
0.8
85
300
MAX
5.5
UNIT
V
V
V
°C
kHz
electrical characteristics, T
A
= 25°C, V
DD
= PV
DD
= 5 V (unless otherwise noted)
PARAMETER
| VOO |
PSRR
IIH
IIL
IDD
IDD
IDD(SD)
Output offset voltage (measured differentially)
Power supply rejection ratio
High-level input current
Low-level input current
Supply current
Supply current
Supply current, shutdown mode
TEST CONDITIONS
VI = 0 V
VDD=PVDD = 4.5 V to 5.5 V
VDD=PVDD = 5.5 V, VI = VDD = PVDD
VDD=PVDD = 5.5 V, VI = 0 V
No filter (with or without speaker load)
With filter, L = 22
µH,
C = 1
µF
–1
8
15
1
10
10
MIN
TYP
–77
1
MAX
10
UNIT
mV
dB
µA
µA
mA
mA
µA
operating characteristics, T
A
= 25°C, V
DD
= PV
DD
= 5 V, R
L
= 8
Ω,
Gain = 8 dB (unless otherwise noted)
PARAMETER
PO
THD+N
BOM
kSVR
SNR
ZI
Output power
Total harmonic distortion plus noise
Maximum output power bandwidth
Supply ripple rejection ratio
Signal-to-noise ratio
Integrated noise floor
Input impedance
TEST CONDITIONS
THD = 0.4%,
PO = 0.5 W,
THD = 5%
f = 1 kHz,
20 Hz to 20 kHz
20 Hz to 20 kHz, No input
f = 1 kHz,
RL = 8
Ω
f = 20 Hz to 20 kHz
C(BYPASS) = 0.4
µF
MIN
TYP
1
<0.2%
20
–60
87
56
>20
kHz
dB
dBV
µV
kΩ
MAX
UNIT
W
Table 1. Gain Settings
GAIN0
0
0
1
1
GAIN1
0
1
0
1
AMPLIFIER GAIN
(dB)
TYP
8
12
17.5
23.5
INPUT IMPEDANCE
(kΩ)
TYP
104
74
44
24
4
POST OFFICE BOX 655303
•
DALLAS, TEXAS 75265
ETC [ ETC ]
