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参数资料
| 型号： | LM4889ITL/NOPB |
| 厂商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA8 |
| 封装： | MICRO SMD-8 |
| 文件页数： | 3/9页 |
| 文件大小： | 656K |
| 代理商： | LM4889ITL/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
6.0V
Storage Temperature
65°C to +150°C
Input Voltage
0.3V to V
DD +0.3V
Power Dissipation (Note 3)
Internally Limited
ESD Susceptibility (Note 4)
2000V
ESD Susceptibility (Note 5)
200V
Junction Temperature
150°C
Thermal Resistance
θ
JC (SOP)
35°C/W
θ
JA (SOP)
150°C/W
θ
JA (8 Bump micro SMD) (Note 10)
210°C/W
θ
JC (MSOP)
56°C/W
θ
JA (MSOP)
190°C/W
θ
JA (LLP)
220°C/W
Soldering Information
See AN-1112 "microSMD Wafers Level Chip Scale
Package".
Operating Ratings
Temperature Range
T
MIN ≤ TA ≤ TMAX
40°C
≤ T
A ≤ 85°C
Supply Voltage
2.2V
≤ V
DD ≤ 5.5V
Electrical Characteristics V
DD = 5V
Symbol
Parameter
Conditions
LM4889
Units
(Limits)
Typical
Limit
(Note 6)
(Notes 7, 9)
I
DD
Quiescent Power Supply Current
V
IN = 0V, Io = 0A, no Load
4
8
mA (max)
V
IN = 0V, Io = 0A, with BTL Load
5
8
mA (max)
I
SD
Shutdown Current
V
shutdown = GND (Note 8)
0.1
2
A (max)
V
SDIH
Shutdown Voltage Input High
1.2
V (min)
V
SDIL
Shutdown Voltage Input Low
0.4
V (max)
P
o
Output Power
THD = 2% (max); f = 1 kHz
1
W
THD+N
Total Harmonic Distortion+Noise
P
o = 0.4 Wrms; f = 1kHz
0.1
%
PSRR
Power Supply Rejection Ratio
V
ripple = 200mV sine p-p
f
ripple = 217Hz
f
ripple = 1kHz
62
66
dB
V
ripple = 200mV sine p-p
Input Floating
75
68
dB
Electrical Characteristics V
DD = 3.3V
Symbol
Parameter
Conditions
LM4889
Units
(Limits)
Typical
Limit
(Note 6)
(Notes 7, 9)
I
DD
Quiescent Power Supply Current
V
IN = 0V, Io = 0A, no Load
3.5
7
mA (max)
V
IN = 0V, Io = 0A, with BTL Load
4.5
7
mA (max)
I
SD
Shutdown Current
V
shutdown = GND (Note 8)
0.01
2
A (max)
V
SDIH
Shutdown Voltage Input High
1.2
V (min)
V
SDIL
Shutdown Voltage Input Low
0.4
V (max)
P
o
Output Power
THD = 1% (max); f = 1kHz
0.4
W
THD+N
Total Harmonic Distortion+Noise
P
o = 0.25Wrms; f = 1kHz
0.1
%
PSRR
Power Supply Rejection Ratio
V
ripple = 200mV sine p-p
f
ripple = 217Hz
f
ripple =1kHz
60
62
dB
3
www.national.com
LM4889
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LM4889ITLX | 制造商:Texas Instruments 功能描述:Audio Amp Speaker 1-CH Mono 1W Class-AB 8-Pin uSMD T/R |
| LM4889ITLX/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 |
| LM4889LD/NOPB | 功能描述:IC AMP AUDIO PWR 1W MONO 10LLP 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) |
| LM4889MA | 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 |
| LM4889MA /NOPB | 制造商:Texas Instruments 功能描述:Audio Amp Speaker 1-CH Mono 1W Class-AB 8-Pin SOIC N Rail |
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