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参数资料
| 型号： | LM4881MDA |
| 厂商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 0.3 W, 2 CHANNEL, AUDIO AMPLIFIER, UUC |
| 封装： | DIE |
| 文件页数： | 7/14页 |
| 文件大小： | 473K |
| 代理商： | LM4881MDA |
Absolute Maximum Ratings (Note 3)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage
6.0V
Storage Temperature
65C to +150C
Input Voltage
0.3V to V
DD + 0.3V
Power Dissipation (Note 4)
Internally limited
ESD Susceptibility (Note 5)
3500V
ESD Susceptibility (Note 6)
250V
Junction Temperature
150C
Soldering Information (Note 1)
Small Outline Package
Vapor Phase (60 seconds)
215C
Infrared (15 seconds)
220C
Thermal Resistance
θ
JC (MSOP)
56C/W
θ
JA (MSOP)
210C/W
θ
JC (SOP)
35C/W
θ
JA (SOP)
170C/W
θ
JC (DIP)
37C/W
θ
JA (DIP)
107C/W
Operating Ratings
Temperature Range
T
MIN ≤ TA ≤ TMAX
40C
≤ T
A ≤ 85C
Supply Voltage
2.7V
≤ V
DD ≤ 5.5V
Note 1: See AN-450 “Surface Mounting and their Effects on Product Reli-
ability” for other methods of soldering surface mount devices.
Electrical Characteristics (Notes 2, 3)
The following specifications apply for V
DD = 5V unless otherwise specified. Limits apply for TA = 25C.
Symbol
Parameter
Conditions
LM4881
Units (Limits)
Typ (Note 7)
Limit (Note 8)
V
DD
Power Supply Voltage
2.7
V (min)
5.5
V (max)
I
DD
Quiescent Current
V
IN = 0V, IO = 0A
3.6
6.0
mA (max)
I
SD
Shutdown Current
V
PIN1 =VDD
0.7
5
A (max)
V
OS
Offset Voltage
V
IN = 0V
5
50
mV (max)
P
O
Output Power
THD = 0.1% (max);f=1 kHz;
R
L =8
200
125
mW (min)
R
L =16
150
mW
R
L =32
85
mW
THD+N= 10%;f=1 kHz;
R
L =8
300
mW
R
L =16
200
mW
R
L =32
110
mW
THD+N
Total Harmonic Distortion +
Noise
R
L =16,P O = 120 mWrms;
0.025
%
R
L =32,PO = 75 mWrms;
f=1kHz
0.02
%
PSRR
C
B = 1.0 F, VRIPPLE = 200
mVrms, f = 120Hz
50
dB
LM4881
www.national.com
2
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LM4881MM | 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 |
| LM4881MM/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 |
| LM4881MM/SL110729 | 制造商:Texas Instruments 功能描述: |
| LM4881MMX | 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 |
| LM4881MMX/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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