參數(shù)資料
型號(hào)： TPA4411RTJ
廠商： Texas Instruments, Inc.
英文描述： 80-mW CAPLESS STEREO HEADPHONE DRIVER
中文描述： 80兆瓦的無蓋立體聲耳機(jī)驅(qū)動(dòng)器
文件頁數(shù)： 4/21頁
文件大小： 859K
代理商： TPA4411RTJ
www.ti.com
ELECTRICAL CHARACTERISTICS
T
A
= 25
°
C (unless otherwise noted)
OPERATING CHARACTERISTICS
V
DD
= 3 V , T
A
= 25
°
C, R
L
= 16
(unless otherwise noted)
TPA4411
SLOS430–AUGUST 2004
PARAMETER
Output offset voltage
Power Supply Rejection Ratio
High-level output voltage
Low-level output voltage
High-level input current
(SDL, SDR)
Low-level input current
(SDL, SDR)
TEST CONDITIONS
MIN
TYP
MAX
UNIT
mV
dB
V
V
|VOS|
PSRR
V
OH
V
OL
V
DD
= 1.8 V to 4.5 V, Inputs grounded
V
DD
= 1.8 V to 4.5 V
V
DD
= 3 V, R
L
= 16
V
DD
= 3 V, R
L
= 16
8
-69
2.2
-80
-1.1
|I
IH
|
V
DD
= 4.5 V, V
I
= V
DD
1
μA
|I
IL
|
V
DD
= 4.5 V, V
I
= 0 V
1
μA
V
DD
= 1.8 V, No load, SDL= SDR = V
DD
V
DD
= 3 V, No load, SDL = SDR = V
DD
V
DD
= 4.5 V, No load, SDL = SDR = V
DD
Shutdown mode, V
DD
= 1.8 V to 4.5 V
5.3
6.5
8.0
6.5
8.0
10.0
mA
I
DD
Supply Current
1
μA
PARAMETER
TEST CONDITIONS
MIN
TYP
50
80
MAX
UNIT
THD = 1%, V
DD
= 3 V, f = 1 kHz
THD = 1%, V
DD
= 4.5 V, f = 1 kHz
THD = 1%, V
DD
= 3 V, f = 1 kHz,
R
L
= 32
P
O
= 25 mW, f = 1 kHz
P
O
= 25 mW, f = 20 kHz
P
O
= 20 mW, f = 1 kHz
200-mV
pp
ripple, f = 217 Hz
200-mV
pp
ripple, f = 1 kHz
200-mV
pp
ripple, f = 20 kHz
P
O
Output power (Outputs In Phase)
mW
40
0.054%
0.010%
Total harmonic distortion plus
noise
THD+N
Crosstallk
-83
dB
-82.5
-70.4
-45.1
-1.5
1%
2.2
400
k
SVR
Supply ripple rejection ratio
dB
A
v
A
v
Closed-loop voltage gain
Gain matching
Slew rate
Maximum capacitive load
Noise output voltage
Electrostatic discharge, IEC
Charge pump switching frequency
Start-up time from shutdown
Input impedance
Signal-to-noise ratio
-1.45
-1.55
V/V
V/μs
pF
μV
RMS
kV
kHz
μs
k
dB
°
C
°
C
V
n
10
±
8
OUTR, OUTL
f
osc
280
320
450
15
98
420
12
18
SNR
P
o
= 40 mW (THD+N = 0.1%)
Threshold
Hysteresis
150
170
Thermal shutdown
15
4
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPA4411RTJR 功能描述:音頻放大器 80mW Cap-free Stereo Headphone Driver RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TPA4411RTJRG4 功能描述:音頻放大器 80mW Cap-free Stereo Headphone Driver RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TPA4411RTJT 功能描述:音頻放大器 80mW Cap-free Stereo Headphone Driver RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TPA4411RTJTG4 功能描述:音頻放大器 80mW Cap-free Stereo Headphone Driver RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TPA4411YZH 制造商:TI 制造商全稱:Texas Instruments 功能描述:80-mW CAPLESS STEREO HEADPHONE DRIVER
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