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参数资料
| 型号： | LM4884MH/NOPB |
| 厂商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 2.6 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO20 |
| 封装： | TSSOP-20 |
| 文件页数： | 16/22页 |
| 文件大小： | 1189K |
| 代理商： | LM4884MH/NOPB |
Absolute Maximum Ratings (Notes 2, 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)
2000V
ESD Susceptibility (Note 6)
200V
Junction Temperature
150C
Soldering Information
Small Outline Package
Vapor Phase (60 sec.)
215C
Infrared (15 sec.)
220C
See AN-450 “Surface Mounting and their Effects on
Product Reliability” for other methods of soldering surface
mount devices.
Thermal Resistance
θ
JC (typ) MXA20A
2C/W
θ
JA (typ) MXA20A
41C/W (Note 7)
Operating Ratings
Temperature Range
T
MIN
≤ T
A
≤T
MAX
40C
≤ TA ≤ 85C
Supply Voltage
3.0 V
≤ V
DD
≤ 5.5V
Electrical Characteristics for LM4884 (Notes 2, 8)
The following specifications applies to the LM4884 when used in the circuit shown in Figure 1 and operating with V
DD =5Vand
A
V = 6dB, unless otherwise specified. Limits apply for TA = 25C.
Symbol
Parameter
Conditions
LM4884
Units
(Limits)
Typical
Limit
(Notes 9,
V
DD
Supply Voltage
3.0
5.5
V (min)
V (max)
I
DD
Quiescent Power Supply Current
V
IN = 0V, IO = 0A, RL = ∞
9.0
12.0
mA (max)
I
SD
Shutdown Current
V
shutdown = GND
0.1
1.0
A (max)
V
OS
Output Offset Voltage
7
50
mV (max)
PSRR
Output Supply Rejection Ratio
V
DD = 5V, VRIPPLE = 200mVP-P
sinewave, C
BYPASS = 0.47F,
R
L =8
62
dB
P
O
Output Power (Note 11)
THD+N = 1% (max), f = 1kHz (Note12)
R
L =3
R
L =4
R
L =8
2.1
1.9
1.2
1.0
W
W (min)
THD+N = 10% (max), f = 1kHz
(Note12)
R
L =3
R
L =4
R
L =8
2.6
2.3
1.5
W
THD+N
Total Harmonic Distortion + Noise
20Hz
≤ f ≤ 20kHz
R
L =4
,P
O =2W
R
L =8
,P
O =1W
0.3
%
S/N
Signal-to-Noise Ratio
f = 1kHz, C
BYPASS = 0.47F,
P
O = 1.1W, RL =8
97
dB
R
IN
Input Resistance
Pins 5, 7, 9, and 17
See Table 1.
LM4884
www.national.com
3
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相关代理商/技术参数 |
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| LM4884MHX/NOPB | 功能描述:IC AMP AUDIO 2.6W STER 20TSSOP RoHS:是 类别:集成电路 (IC) >> 线性 - 音頻放大器 系列:Boomer® 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:DirectDrive® 类型:H 类 输出类型:耳机，2-通道（立体声） 在某负载时最大输出功率 x 通道数量:35mW x 2 @ 16 欧姆 电源电压:1.62 V ~ 1.98 V 特点:I²C，麦克风，静音，短路保护，音量控制 安装类型:表面贴装 供应商设备封装:25-WLP（2.09x2.09） 封装/外壳:25-WFBGA，WLCSP 包装:带卷 (TR) |
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| LM48860TL | 制造商:Texas Instruments 功能描述:Audio Amp Headphone 2-CH Stereo 0.05W Class-AB 12-Pin Micro SMD T/R 制造商:Texas Instruments 功能描述:CLASS D AMP, STERO, 0.04W, 12MICRO |
| LM48860TL/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 |
| LM48860TLBD | 功能描述:音频 IC 开发工具 LM48860TL EVAL 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 |
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