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参数资料
| 型号： | TPA3123D2PWPG4 |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 25 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO24 |
| 封装： | GREEN, PLASTIC, TSSOP-24 |
| 文件页数： | 25/30页 |
| 文件大小： | 887K |
| 代理商： | TPA3123D2PWPG4 |
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SLOS541C – JULY 2007 – REVISED AUGUST 2010
www.ti.com
DC CHARACTERISTICS
TA = 25°C, VCC = 24 V, RL = 4 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Class-D output offset voltage
| VOS |
(measured differentially in BTL mode as shown in
VI = 0 V, AV = 36 dB
7.5
50
mV
V(BYPASS)
AVCC/
Bypass output voltage
No load
V
8
ICC(q)
SD = 2 V, MUTE = 0 V, No
Quiescent supply current
23
37
mA
load
ICC(q)
Quiescent supply current in mute mode
MUTE = 0.8 V, No load
23
mA
ICC(q)
Quiescent supply current in shutdown mode
SD = 0.8 V , No load
0.39
1
mA
rDS(on)
Drain-source on-state resistance
200
m
GAIN0 = 0.8 V
18
20
22
GAIN1 = 0.8 V
GAIN0 = 2 V
24
26
28
G
Gain
dB
GAIN0 = 0.8 V
30
32
34
GAIN = 2 V
GAIN0 = 2 V
34
36
38
Mute Attenuation
VI = 1 Vrms
–82
dB
AC CHARACTERISTICS
TA = 25°C, VCC = 24 V, RL = 4 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VCC = 24, Vripple = 200 mVPP
100 Hz
–48
ksvr
Supply ripple rejection
dB
Gain = 20 dB
1 kHz
–52
VCC = 24 V, RL = 4 , f = 1 kHz
16
Output power at 1% THD+N
VCC = 24 V, RL = 8 , f = 1 kHz
8
PO
W
VCC= 24 V, RL = 4 , f = 1 kHz
20
Output power at 10% THD+N
VCC = 24 V, RL = 8 , f = 1 kHz
10
RL = 4 , f = 1 kHz, PO = 10 W
0.08%
THD+N
Total harmonic distortion + noise
RL = 8 , f = 1 kHz, PO = 5 W
0.08%
85
mV
Vn
Output integrated noise floor
20 Hz to 22 kHz, A-weighted filter, Gain = 20 dB
–80
dBV
Crosstalk
PO = 1 W, f = 1 kHz; Gain = 20 dB
–60
dB
Max output at THD+N < 1%, f = 1 kHz,
SNR
Signal-to-noise ratio
99
dB
Gain = 20 dB
Thermal trip point
150
°C
Thermal hysteresis
30
°C
fOSC
Oscillator frequency
230
250
270
kHz
time from mute input switches high until outputs
mute delay
120
msec
muted
Δt
time from mute input switches low until outputs
unmute delay
120
msec
unmuted
4
Copyright 2007–2010, Texas Instruments Incorporated
Product Folder Link(s) :TPA3123D2
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| TPA3123D2PWPR | 功能描述:音频放大器 25W St Class-D Aud Pwr Amp RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel |
| TPA3123D2PWPRG4 | 功能描述:音频放大器 25W Stereo Class D Aud Pwr Amp RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel |
| TPA3124D2 | 制造商:TI 制造商全称:Texas Instruments 功能描述:15-W STEREO CLASS-D AUDIO POWER AMPLIFIER |
| TPA3124D2_1 | 制造商:TI 制造商全称:Texas Instruments 功能描述:15-W STEREO CLASS-D AUDIO POWER AMPLIFIER |
| TPA3124D2EVM | 功能描述:音频 IC 开发工具 TPA3124D2EVM Eval Mod RoHS:否 制造商:Texas Instruments 产品:Evaluation Kits 类型:Audio Amplifiers 工具用于评估:TAS5614L 工作电源电压:12 V to 38 V |
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