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參數(shù)資料
| 型號： | LM4884MH/NOPB |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 2.6 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO20 |
| 封裝： | TSSOP-20 |
| 文件頁數(shù)： | 16/22頁 |
| 文件大?。?/td> | 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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| LM4884MHX/NOPB | 功能描述:IC AMP AUDIO 2.6W STER 20TSSOP RoHS:是 類別:集成電路 (IC) >> 線性 - 音頻放大器 系列:Boomer® 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,500 系列:DirectDrive® 類型:H 類 輸出類型:耳機(jī)，2-通道（立體聲） 在某負(fù)載時最大輸出功率 x 通道數(shù)量:35mW x 2 @ 16 歐姆 電源電壓:1.62 V ~ 1.98 V 特點:I²C，麥克風(fēng)，靜音，短路保護(hù)，音量控制 安裝類型:表面貼裝 供應(yīng)商設(shè)備封裝:25-WLP（2.09x2.09） 封裝/外殼:25-WFBGA，WLCSP 包裝:帶卷 (TR) |
| LM48860 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Ground-Referenced, Ultra Low Noise, Fixed Gain Stereo Headphone Amplifier |
| 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:音頻放大器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| LM48860TLBD | 功能描述:音頻 IC 開發(fā)工具 LM48860TL EVAL BOARD RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評估:TAS5614L 工作電源電壓:12 V to 38 V |
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