參數(shù)資料
型號(hào)： LM4666SD
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 音頻／視頻放大
英文描述： Filterless High Efficiency Stereo 1.2W Switching Audio Amplifier
中文描述： 1.2 W, 2 CHANNEL, AUDIO AMPLIFIER, DSO14
封裝： LLP-14
文件頁(yè)數(shù)： 3/15頁(yè)
文件大?。?/td> 642K
代理商： LM4666SD
Absolute Maximum Ratings
(Notes 1, 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage (Note1)
Storage Temperature
Voltage at Any Input Pin
Power Dissipation (Note 3)
ESD Susceptibility,
pins 4, 7, 11, 14 (Note 4)
ESD Susceptibility,
all other pins (Note 4)
ESD Susceptibility (Note 5)
6.0V
65C to +150C
V
DD
+ 0.3V
≥
V
≥
GND - 0.3V
Internally Limited
1kV
2.0kV
200V
Junction Temperature (T
J
)
Thermal Resistance
θ
JA
(SDA)
θ
JC
(SDA)
Soldering Information
See AN-1112 "microSMD Wafers Level Chip Scale
Package."
150C
63C/W
12C/W
Operating Ratings
(Notes 1, 2)
Temperature Range
T
MIN
≤
T
A
≤
T
MAX
Supply Voltage
40C
≤
T
A
≤
85C
2.8V
≤
V
DD
≤
5.5V
Electrical Characteristics V
DD
= 5V
The following specifications apply for V
DD
= 5V and R
L
= 15μH + 8
+ 15μH unless otherwise specified. Limits apply for T
A
=
25C.
(Notes 1, 2)
Symbol
Parameter
Conditions
LM4666
Units
(Limits)
Typical
(Note 6)
15
16
0.02
1.2
1.1
1.2
1.1
6
12
10
6
Limit
(Notes 7, 8)
I
DD
Quiescent Power Supply Current
V
IN
= 0V, No Load
V
IN
= 0V, R
L
= 15μH + 8
+ 15μH
V
SD
= GND (Note 9)
mA
mA
μA
V
V
V
V
dB
dB
mV
ms
I
SD
V
SDIH
V
SDIL
V
GSIH
V
GSIL
A
V
A
V
V
OS
T
WU
Shutdown Current
Shutdown Voltage Input High
Shutdown Voltage Input Low
Gain Select Input High
Gain Select Input Low
Closed Loop Gain
Closed Loop Gain
Output Offset Voltage
Wake-up Time
V
Gain Select
= V
DD
V
Gain Select
= GND
P
o
Output Power
THD = 1% (max), f = 1kHz,
22kHz BW
P
O
= 100mW
RMS
/Channel,
f
IN
= 1kHz, 22kHz BW,
Both channels in phase
P
O
= 100mW
RMS
, f = 1kHz
V
Gain Select
= V
DD
V
Gain Select
= GND
V
Ripple
= 100mV
RMS
sine wave,
f
RIPPLE
= 217Hz
Inputs terminated to AC GND
V
Ripple
= 100mV
RMS
sine wave,
f
RIPPLE
= 217Hz
P
OUT
= 10mW,1kHz
V
Ripple
= 100mV
RMS
,
f
Ripple
= 217Hz, Input referred
P
O
= 1W
RMS
; A-Weighted Filter
A-Weighted filter, V
in
= 0V
1.2
W
THD+N
Total Harmonic Distortion+Noise
0.65
%
X
TALK
Channel Separation
57
90
60
dB
k
k
R
IN
Differential Input Resistance
PSRR
Power Supply Rejection Ratio
60
dB
65
dB
CMRR
Common Mode Rejection Ratio
48
dB
SNR
Signal to Noise Ratio
Output Noise
83
200
dB
μV
e
OUT
L
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM4666SD/NOPB 功能描述:音頻放大器 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
LM4666SDA 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Filterless High Efficiency Stereo 1.2W Switching Audio Amplifier
LM4666SDBD 功能描述:音頻 IC 開(kāi)發(fā)工具 LM4666SD EVAL BOARD RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評(píng)估:TAS5614L 工作電源電壓:12 V to 38 V
LM4666SDBD/NOPB 功能描述:音頻 IC 開(kāi)發(fā)工具 LM4666 Eval Brd RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評(píng)估:TAS5614L 工作電源電壓:12 V to 38 V
LM4666SDX 功能描述:音頻放大器 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
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