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参数资料
| 型号： | LM4666SD/NOPB |
| 厂商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分类： | 音频／视频放大 |
| 英文描述： | LM4666 Boomer ® Audio Power Amplifier Series Filterless High Efficiency Stereo 1.2W Switching Audio Amplifier; Package: LLP; No of Pins: 14; Qty per Container: 1000/Reel |
| 中文描述： | 1.2 W, 2 CHANNEL, AUDIO AMPLIFIER, DSO14 |
| 封装： | LLP-14 |
| 文件页数： | 9/15页 |
| 文件大小： | 642K |
| 代理商： | LM4666SD/NOPB |
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)
6.0V
Storage Temperature
65C to +150C
Voltage at Any Input Pin
V
DD + 0.3V
≥ V ≥ GND - 0.3V
Power Dissipation (Note 3)
Internally Limited
ESD Susceptibility,
pins 4, 7, 11, 14 (Note 4)
1kV
ESD Susceptibility,
all other pins (Note 4)
2.0kV
ESD Susceptibility (Note 5)
200V
Junction Temperature (T
J)
150C
Thermal Resistance
θ
JA (SDA)
63C/W
θ
JC (SDA)
12C/W
Soldering Information
See AN-1112 "microSMD Wafers Level Chip Scale
Package."
Operating Ratings (Notes 1, 2)
Temperature Range
T
MIN
≤ T
A
≤ T
MAX
40C
≤ T
A
≤ 85C
Supply Voltage
2.8V
≤ V
DD
≤ 5.5V
Electrical Characteristics V
DD =5V
(Notes 1, 2)
The following specifications apply for V
DD = 5V and RL =15H+8
+ 15H unless otherwise specified. Limits apply for T
A =
25C.
Symbol
Parameter
Conditions
LM4666
Units
(Limits)
Typical
Limit
(Notes 7, 8)
I
DD
Quiescent Power Supply Current
V
IN = 0V, No Load
V
IN = 0V, RL =15H+8
+ 15H
15
16
mA
I
SD
Shutdown Current
V
SD = GND (Note 9)
0.02
A
V
SDIH
Shutdown Voltage Input High
1.2
V
SDIL
Shutdown Voltage Input Low
1.1
V
GSIH
Gain Select Input High
1.2
V
GSIL
Gain Select Input Low
1.1
V
A
V
Closed Loop Gain
V
Gain Select =VDD
6dB
A
V
Closed Loop Gain
V
Gain Select = GND
12
dB
V
OS
Output Offset Voltage
10
mV
T
WU
Wake-up Time
6
ms
P
o
Output Power
THD = 1% (max), f = 1kHz,
22kHz BW
1.2
W
THD+N
Total Harmonic Distortion+Noise
P
O = 100mWRMS/Channel,
f
IN = 1kHz, 22kHz BW,
Both channels in phase
0.65
%
X
TALK
Channel Separation
P
O = 100mWRMS, f = 1kHz
57
dB
R
IN
Differential Input Resistance
V
Gain Select =VDD
90
k
V
Gain Select = GND
60
k
PSRR
Power Supply Rejection Ratio
V
Ripple = 100mVRMS sine wave,
f
RIPPLE = 217Hz
Inputs terminated to AC GND
60
dB
V
Ripple = 100mVRMS sine wave,
f
RIPPLE = 217Hz
P
OUT = 10mW,1kHz
65
dB
CMRR
Common Mode Rejection Ratio
V
Ripple = 100mVRMS,
f
Ripple = 217Hz, Input referred
48
dB
SNR
Signal to Noise Ratio
P
O =1WRMS; A-Weighted Filter
83
dB
e
OUT
Output Noise
A-Weighted filter, V
in = 0V
200
V
LM4666
www.national.com
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LM4666SDX | 功能描述:音频放大器 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 |
| LM4666SDX/NOPB | 功能描述:音频放大器 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 |
| LM4667 | 制造商:NSC 制造商全称:National Semiconductor 功能描述:Filterless High Efficiency 1.3W Switching Audio Amplifier |
| LM4667ITL | 制造商:Texas Instruments 功能描述:Audio Amp Speaker 1-CH Mono 1.3W Class-AB 9-Pin uSMD T/R 制造商:Texas Instruments 功能描述:1.3W Switching Audio Amplifier,LM4667ITL |
| LM4667ITL/NOPB | 功能描述:音频放大器 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 |
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