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器件3D模型￥ 4.287
TPA3005D2PHP 其他数据使用手册 - TI（德州仪器）
制造商:
TI（德州仪器）
分类:
音频放大器
封装:
HTQFP-48
描述:
D 类，Texas InstrumentsTexas Instruments 的高集成 D 类音频功率放大器 IC 系列提供高效率和紧凑尺寸。 该设备适用于多种应用，包括立体声音频设备、汽车应用、电视、PDA、计算机和移动应用。### 音频放大器，Texas Instruments
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TPA3005D2PHP数据手册
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TPA3005D2
www.ti.com
SLOS427A –MAY 2004–REVISED AUGUST 2010
DC ELECTRICAL CHARACTERISTICS
T
A
= 25°C, V
CC
= 12 V, R
L
= 8 Ω (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Class-D output offset voltage INN and INP connected together,
|V
OO
| 5 55 mV
(measured differentially) Gain = 36 dB
V2P5 2.5-V Bias voltage No load 2.5 V
I
L
= 10 mA, SHUTDOWN = 2 V,
AV
DD
+5-V internal supply voltage 4.5 5 5.5 V
V
CC
= 8.5 V to 18 V
PSRR Power supply rejection ratio V
CC
= 11.5 V to 12.5 V -80 dB
I
CC
Quiescent supply current SHUTDOWN = 2 V, no load 11 22 mA
Quiescent supply current in
I
CC(SD)
SHUTDOWN = 0 V 1.6 25 µA
shutdown mode
High side 600
V
CC
= 12 V,
r
DS(on)
Drain-source on-state resistance I
O
= 1 A, Low side 500 mΩ
T
J
= 25°C
Total 1100 1300
GAIN0 = 0.8 V 14.6 15.3 16.2
GAIN1 = 0.8 V
GAIN0 = 2 V 20.5 21.2 21.8
G Gain dB
GAIN1 = 2 V GAIN0 = 0.8 V 26.4 27.2 27.8
GAIN0 = 2 V 31.1 31.8 32.5
t
on
Turn-on time C
(V2P5)
= 1 µF, SHUTDOWN = 2 V 16 ms
t
off
Turn-off time C
(V2P5)
= 1 µF, SHUTDOWN = 0.8 V 60 µs
AC ELECTRICAL CHARACTERISTICS
T
A
= 25°C, V
CC
= 12 V, R
L
= 8 Ω, (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
200 mV
PP
ripple from 20 Hz to 1 kHz,
k
SVR
Supply voltage rejection ratio -70 dB
Gain = 15.6 dB, Inputs ac-coupled to GND
THD+N = 0.13%, f = 1 kHz, R
L
= 8 Ω 3
P
O
Continuous output power W
THD+N = 0.23%, f = 1 kHz, R
L
= 8 Ω 6
THD+N Total harmonic distortion plus P
O
= 1 W, f = 1 kHz, R
L
= 8 Ω 0.1%
noise
20 Hz to 22 kHz, A-weighted filter,
V
n
Output integrated noise floor -80 dB
Gain = 15.6 dB
Crosstalk P
O
= 1 W, R
L
= 8 Ω, Gain = 15.6 dB, -93 dB
f = 1 kHz
Maximum output at THD+N < 0.5%,
SNR Signal-to-noise ratio 97 dB
f = 1 kHz, Gain = 15.6 dB
Thermal trip point 150 °C
Thermal hystersis 20 °C
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