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參數(shù)資料
| 型號： | LM4851 |
| 廠商： | National Semiconductor Corporation |
| 元件分類： | 運動控制電子 |
| 英文描述： | Integrated Audio Amplifier System |
| 中文描述： | 集成音頻放大器系統(tǒng) |
| 文件頁數(shù)： | 3/22頁 |
| 文件大?。?/td> | 1126K |
| 代理商： | LM4851 |
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
(Note 2)
Supply Voltage
Storage Temperature
ESD Susceptibility (Note 4)
ESD Machine model (Note 7)
Junction Temperature (T
J
)
Solder Information (Note 1)
Vapor Phase (60 sec.)
Infrared (15 sec.)
6.0V
65C to +150C
2.0kV
200V
150C
215C
220C
Thermal Resistance
θ
JA
(typ) - LQA24A
θ
JC
(typ) - LQA24A
θ
JA
(typ) - BLA18AAB
θ
JC
(typ) - BLA18AAB
θ
JA
(typ) - TLA18AAA
θ
JC
(typ) - TLA18AAA
42C/W
3.0C/W
48C/W (Note 9)
23C/W (Note 9)
48C/W (Note 9)
23C/W (Note 9)
Operating Ratings
(Note 3)
Temperature Range
Supply Voltage V
DD
40C to 85C
2.6V
≤
V
DD
≤
5.0V
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, 8)
The following specifications apply for V
DD
= 5.0V, T
A
= 25C unless otherwise specified.
Symbol
Parameter
Conditions
LM4851
Units
(Limits)
Typical
(Note 5)
Limit
(Note 6)
I
DD
Supply Current
Output mode 7
V
IN
= 0V; I
O
= 0A
Output modes 1, 2, 3, 4, 5, 6
V
IN
= 0V; I
O
= 0A
Output mode 0
V
IN
= 0V
SPKR
OUT
; R
L
= 4
THD+N = 1%; f = 1kHz
LM4851LQ
SPKR
OUT
; R
L
= 8
THD+N = 1%; f = 1kHz
R
OUT
and L
OUT
; R
L
= 32
THD+N = 0.5%; f = 1kHz
R
OUT
and L
OUT
; f = 1kHz
P
OUT
= 80mW; R
L
= 32
SPKR
OUT
; f = 1kHz
P
OUT
= 800mW; R
L
= 8
R
OUT
and L
OUT
; f = 20Hz to 20kHz
P
OUT
= 100mW; R
L
= 32
SPKR
OUT
; f = 20Hz to 20kHz
P
OUT
= 1W; R
L
= 4
LM4851LQ
SPKR
OUT
; f = 20Hz to 20kHz
P
OUT
= 800mW; R
L
= 8
A-weighted (Note 10)
V
RIPPLE
= 200mV
PP
; f = 217Hz
Input floating; Input referred
V
RIPPLE
= 200mV
PP
; f = 217Hz
Input terminated into 50
; Output referred
7.5
14
mA (max)
5.0
9.0
mA (max)
I
DD
V
OS
Shutdown Current
Output Offset Voltage
0.1
5.0
1.5
2
50
μA (max)
mV (max)
W
P
O
Output Power
1.1
0.8
W (min)
115
80
mW (min)
THD+N
Total Harmonic Distortion Plus
Noise
0.5
% (max)
1.0
% (max)
0.3
%
0.3
%
0.3
%
N
OUT
PSRR
Output Noise
Power Supply Rejection Ratio
29
70
μV
dB
62
dB
V
IH
Logic High Input Voltage
1.4
5.0
0.4
V (min)
V (max)
V (max)
V
IL
Logic Low Input Voltage
L
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相關PDF資料 |
PDF描述 |
|---|---|
| LM4851LQ | Integrated Audio Amplifier System |
| LM4851IBL | Integrated Audio Amplifier System |
| LM4851ITL | Integrated Audio Amplifier System |
| LM4856ITL | Integrated Audio Amplifier System |
| LM4856 | Integrated Audio Amplifier System |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| LM48510 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Boosted Class D Audio Power Amplifier |
| LM48510_0710 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Boosted Class D Audio Power Amplifier |
| LM48510SD | 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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| LM48510SD/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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| LM48510SDBD | 功能描述:音頻 IC 開發(fā)工具 LM48510 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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