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參數(shù)資料
| 型號(hào)： | LM4843 |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | Stereo 2W Audio Power Amplifiers with DC Volume Control |
| 中文描述： | 2W的立體聲音頻功率放大器，帶直流音量控制 |
| 文件頁(yè)數(shù)： | 3/19頁(yè) |
| 文件大?。?/td> | 597K |
| 代理商： | LM4843 |
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Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
(Note 10)
Supply Voltage
Storage Temperature
Input Voltage
Power Dissipation
ESD Susceptibility (Note 12)
ESD Susceptibility (Note 13)
Junction Temperature
Soldering Information
Small Outline Package
Vapor Phase (60 sec.)
Infrared (15 sec.)
See AN-450 “Surface Mounting and their Effects on
Product Reliability” for other methods of soldering surface
mount devices.
6.0V
-65C to +150C
0.3V to V
DD
+0.3V
Internally limited
2000V
200V
150C
215C
220C
θ
JC
(typ)—MXA20A
θ
JA
(typ)—MXA20A (exposed
DAP) (Note 4)
θ
JA
(typ)—MXA20A (exposed
DAP) (Note 3)
θ
JA
(typ)—MXA20A (exposed
DAP) (Note 5)
θ
JA
(typ)—MXA20A (exposed
DAP) (Note 6)
2C/W
41C/W
54C/W
59C/W
93C/W
Operating Ratings
Temperature Range
T
MIN
≤
T
A
≤
T
MAX
Supply Voltage
40C
≤
TA
≤
85C
2.7V
≤
V
DD
≤
5.5V
Electrical Characteristics for Entire IC
(Notes 7, 10) The following specifications apply for V
DD
= 5V unless otherwise noted. Limits apply for T
A
= 25C.
Symbol
Parameter
Conditions
LM4843
Units
(Limits)
Typical
(Note 14)
Limit
(Note 15)
2.7
5.5
30
2.0
V
DD
Supply Voltage
V (min)
V (max)
mA (max)
μA (max)
I
DD
I
SD
Quiescent Power Supply Current
Shutdown Current
V
IN
= 0V, I
O
= 0A
V
shutdown
= V
DD
15
0.7
Electrical Characteristics for Volume Attenuators
(Notes 7, 10) The following specifications apply for V
DD
= 5V. Limits apply for T
A
= 25C.
Symbol
Parameter
Conditions
LM4843
Units
(Limits)
Typical
(Note 14)
Limit
(Note 15)
±
0.75
-75
-78
C
RANGE
Attenuator Range (Note 16)
Attenuation with V
DCVol
= 5V, No Load
Attenuation with V
DCVol
= 0V
V
mute
= 5V, Bridged Mode (BM)
dB (max)
dB (min)
dB (min)
A
M
Mute Attenuation
L
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相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LM4843MH | Stereo 2W Audio Power Amplifiers with DC Volume Control |
| LM4844 | Stereo 1.2W Audio Sub-system with 3D Enhancement |
| LM4845 | Output Capacitor-less Audio Subsystem with Programmable National 3D |
| LM4845ITL | Output Capacitor-less Audio Subsystem with Programmable National 3D |
| LM4850 | Mono 1.5 W / Stereo 300 mW Power Amplifier |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM4843MH | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Stereo 2W Audio Power Amplifiers with DC Volume Control |
| LM4843MHX | 功能描述:IC AMP AUDIO PWR 2.2W AB 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(shí)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(diǎn):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) |
| LM4844 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Stereo 1.2W Audio Sub-system with 3D Enhancement |
| LM4844_07 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Stereo 1.2W Audio Sub-System with 3D Enhancement |
| LM4844TL/NOPB | 功能描述:接口—CODEC RoHS:否 制造商:Texas Instruments 類型: 分辨率: 轉(zhuǎn)換速率:48 kSPs 接口類型:I2C ADC 數(shù)量:2 DAC 數(shù)量:4 工作電源電壓:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel |
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