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参数资料
| 型号： | LM4995SDX/NOPB |
| 厂商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 1.25 W, 1 CHANNEL, AUDIO AMPLIFIER, DSO8 |
| 封装： | 3 X 3 MM, 0.5 PICTH, ROHS COMPLIANT, LLP-8 |
| 文件页数： | 10/16页 |
| 文件大小： | 808K |
| 代理商： | LM4995SDX/NOPB |
Absolute Maximum Ratings (Note 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage (Note 10)
6.0V
Storage Temperature
65C to +150C
Input Voltage
0.3V to V
DD +0.3V
Power Dissipation (Notes 3, 11)
Internally Limited
ESD Susceptibility (Note 4)
2000V
ESD Susceptibility (Note 5)
200V
Junction Temperature
150C
Thermal Resistance
θ
JA (TM)
96.5C/W
θ
JA (SD)
56C/W
Operating Ratings
Temperature Range
T
MIN
≤ T
A
≤ T
MAX
40C
≤ T
A
≤ 85C
Supply Voltage
2.4V
≤ V
DD
≤ 5.5V
Electrical Characteristics V
DD =5V
(Notes 1, 2)
The following specifications apply for the circuit shown in Figure 1, unless otherwise specified. Limits apply for T
A = 25C.
Symbol
Parameter
Conditions
LM4995
Units
(Limits)
Typical
Limit
(Notes 7, 8)
I
DD
Quiescent Power Supply Current
V
IN = 0V, Io = 0A, No Load
1.5
2.5
mA (max)
V
IN = 0V, Io = 0A, 8
Load
1.8
mA
I
SD
Shutdown Current
V
SD =VGND
0.01
1
A (max)
V
OS
Output Offset Voltage
No Load
5
26
mV (max)
P
o
Output Power
THD+N = 1% (max);f=1kHz
1.3 (TM)
1.25 (SD)
W
T
WU
Wake-up time
165
ms
THD+N
Total Harmonic Distortion + Noise
P
o = 500mWRMS; f = 1kHz
0.08
%
PSRR
Power Supply Rejection Ratio
V
ripple = 200mV sine p-p
Input terminated to GND
73 (f = 217Hz)
73 (f = 1kHz)
dB
V
SDIH
Shutdown Voltage Input High
1.5
V
SDIL
Shutdown Voltage Input Low
1.2
V
Electrical Characteristics V
DD = 3.6V
(Notes 1, 2)
The following specifications apply for the circuit shown in Figure 1, unless otherwise specified. Limits apply for T
A = 25C.
Symbol
Parameter
Conditions
LM4995
Units
(Limits)
Typical
Limit
(Notes 7, 8)
I
DD
Quiescent Power Supply Current
V
IN = 0V, Io = 0A, No Load
1.3
2.3
mA (max)
V
IN = 0V, Io = 0A, 8
Load
1.6
mA
I
SD
Shutdown Current
V
SD =VGND
0.01
1
A (max)
V
OS
Output Offset Voltage
No Load
5
26
mV (max)
P
o
Output Power
THD+N = 1% (max);f=1kHz
625 (TM)
610 (SD)
mW
T
WU
Wake-up time
130
ms
THD+N
Total Harmonic Distortion + Noise
P
o = 300mWRMS; f = 1kHz
0.07
%
PSRR
Power Supply Rejection Ratio
V
ripple = 200mV sine p-p
Input terminated to GND
75 (f = 217Hz)
76 (f = 1kHz)
dB
V
SDIH
Shutdown Voltage Input High
1.3
V
SDIL
Shutdown Voltage Input Low
1
V
LM4995
www.national.com
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LM4995TM/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 |
| LM4995TMBD | 功能描述:音频 IC 开发工具 LM4995 DEMO BOARD 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 |
| LM4995TMX/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 |
| LM4A-3M4 | 制造商:BACO Controls Inc 功能描述: |
| LM-4C-30F2-S | 功能描述:基本/快动开关 Foot Switch RoHS:否 制造商:Omron Electronics 触点形式:SPDT 执行器:Lever 电流额定值:5 A 电压额定值 AC:250 V 电压额定值 DC:30 V 功率额定值: 工作力:120 g IP 等级:IP 67 NEMA 额定值: 端接类型:Wire 安装:Panel |
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