Datasheet
TPA3001D1
SLOS398E –DECEMBER 2002–REVISED AUGUST 2010
www.ti.com
THERMAL INFORMATION
TPA3001D1
THERMAL METRIC
(1)(2)
UNITS
PWP (24 Pins)
q
JA
Junction-to-ambient thermal resistance 36.2
q
JCtop
Junction-to-case (top) thermal resistance 32
q
JB
Junction-to-board thermal resistance 15.2
°C/W
y
JT
Junction-to-top characterization parameter 0.9
y
JB
Junction-to-board characterization parameter 8.4
q
JCbot
Junction-to-case (bottom) thermal resistance 1.2
(1) For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
(2) For thermal estimates of this device based on PCB copper area, see the TI PCB Thermal Calculator.
RECOMMENDED OPERATING CONDITIONS
MIN MAX UNIT
Supply voltage, V
CC,
PV
CC
Z
L
≥ 3.6 Ω
(1)
8 18 V
Load impedance, Z
L
3.6 Ω
High-level input voltage, V
IH
GAIN0, GAIN1, SHUTDOWN 2 V
Low-level input voltage, V
IL
GAIN0, GAIN1, SHUTDOWN 0.8 V
Operating free-air temperature, T
A
–40 85 °C
(1) The TPA3001D1 must not be used with any speaker or load (including speaker with output filter) that could vary below 3.6 Ω over the
audio frequency band.
ELECTRICAL CHARACTERISTICS
T
A
= 25°C, PV
CC
= V
CC
= 12 V (unless otherwise noted)
PARAMETERS TEST CONDITIONS MIN TYP MAX UNIT
V
I
= 0 V, A
V
= 12, 18, 23.6 dB 50
Output offset voltage (measured
|V
OS
| mV
differentially)
V
I
= 0 V, A
V
= 36 dB 100
PSRR Power supply rejection ratio PV
CC
= 11.5 V to 12.5 V –73 dB
|I
IH
| High-level input current PV
CC
= 12 V, V
I
= PV
CC
1 mA
|I
IL
| Low-level input current PV
CC
= 12 V, V
I
= 0 V 1 mA
SHUTDOWN = 2 V, no load 8 15 mA
I
CC
Supply current
SHUTDOWN = V
CC
, V
CC
= 18 V, P
O
= 20 W,
1.3 A
R
L
= 8 Ω
I
CC(SD)
Supply current, shutdown mode SHUTDOWN = 0.8 V 1 2 mA
f
s
Switching frequency R
OSC
= 120 kΩ, C
OSC
= 220 pF 250 kHz
r
ds(on)
Output transistor on resistance (total) I
O
= 1 A, T
J
= 25°C 0.2 0.3 0.7 Ω
GAIN1 = 0.8 V, GAIN0 = 0.8 V 10.9 12 12.8 dB
GAIN1 = 0.8 V, GAIN0 = 2 V 17.1 18 18.7 dB
G Gain
GAIN1 = 2 V, GAIN0 = 0.8 V 22.7 23.6 24.3 dB
GAIN1 = 2 V, GAIN0 = 2 V 34.9 36 36.7 dB
OPERATING CHARACTERISTICS
PV
CC
= V
CC
= 12 V, T
A
= 25°C (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
f = 1 kHz, R
L
= 4 Ω 12.8
Continuous output power at 10%
THD+N
f = 1 kHz, R
L
= 8 Ω 9
P
O
W
f = 1 kHz, R
L
= 4 Ω 10.3
Continuous output power at 1%
THD+N
f = 1 kHz, R
L
= 8 Ω 7.2
THD+N Total harmonic distortion plus noise P
O
= 10 W, R
L
= 4 Ω, f = 20 Hz to 20 kHz 0.2%
B
OM
Maximum output-power bandwidth THD = 1% 20 kHz
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