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TPA032D03 Datasheet(PDF) 6 Page - Texas Instruments

Part No. TPA032D03
Description  10-W MONO CLASS-D AUDIO POWER AMPLIFIER
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TPA032D03 Datasheet(HTML) 6 Page - Texas Instruments

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TPA032D03
10W MONO CLASSD AUDIO POWER AMPLIFIER
SLOS283B − DECEMBER 1999 − REVISED JUNE 2000
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics Class-D amplifier, VDD = PVDD = 12 V, RL = 4 Ω to 8 Ω, TA = 25°C,
See Figure 1 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Power supply rejection ratio
VDD = PVDD = 11 V to 13 V
−40
dB
IDD
Supply current
No output filter connected
25
35
mA
IDD(Mute) Supply current, mute mode
MUTE = 0 V
10
18
mA
IDD(S/D)
Supply current, shutdown mode
SHUTDOWN = 0 V
20
30
µA
|IIH|
High-level input current (MUTE, MODE,
SHUTDOWN)
VIH = 5.25 V
10
µA
|IIL|
Low-level input current (MUTE, MODE,
SHUTDOWN)
VIL = − 0.3 V
10
µA
rDS(on)
Static drain-to-source on-state resistance
(high-side + low-side FETs)
IDD = 0.5 A
720
800
m
rDS(on)
Matching, high-side to high-side, low-side to
low-side, same channel
95%
98%
operating characteristics, Class-D amplifier, VDD = PVDD = 12 V, RL = 4 Ω, TA = 25°C, See Figure 1
(unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
PO
Output power
f = 1 kHz,
THD = 0.5%,
Device soldered on PCB,
See Note 2
10
W
Efficiency
PO = 10 W,
f = 1 kHz
77%
AV
Gain
25
dB
Noise floor
−60
dB
Dynamic range
80
dB
Crosstalk
f = 1 kHz
−50
dB
Frequency response bandwidth, post output filter, − 3 dB
20
20 000
Hz
BOM
Maximum output power bandwidth
20
kHz
ZI
Input impedance
10
k
NOTE 2: Output power is thermally limited, TA = 23°C


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