參數(shù)資料
型號： LM3886T
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 音頻／視頻放大
英文描述： LM3886 Overture⑩ Audio Power Amplifier Series High-Performance 68W Audio Power Amplifier w/Mute
中文描述： 68 W, 1 CHANNEL, AUDIO AMPLIFIER, PZFM11
封裝： PLASTIC, TO-220, 11 PIN
文件頁數(shù)： 3/20頁
文件大?。?/td> 745K
代理商： LM3886T
Absolute Maximum Ratings
5)
(Notes 6,
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage |V
+
|+|V
|
(No Signal)
Supply Voltage |V
+
|+|V
|
(Input Signal)
Common Mode Input Voltage
94V
84V
(V
+
or V
) and
|V
+
| + |V
|
≤
80V
Differential Input Voltage (Note 16)
Output Current
Power Dissipation (Note 7)
60V
Internally Limited
125W
ESD Susceptibility (Note 8)
Junction Temperature (Note 9)
Soldering Information
T Package (10 seconds)
Storage Temperature
Thermal Resistance
θ
JC
θ
JA
3000V
150C
260C
40C to +150C
1C/W
43C/W
Operating Ratings
(Notes 5, 6)
Temperature Range
T
MIN
≤
T
A
≤
T
MAX
Supply Voltage |V
+
| + |V
|
20C
≤
T
A
≤
+85C
20V to 84V
Electrical Characteristics
(Notes 5, 6)
The following specifications apply for V
+
= +28V, V
= 28V, I
MUTE
= 0.5 mA with R
L
= 4
unless otherwise specified. Limits
apply for T
A
= 25C.
Symbol
Parameter
Conditions
LM3886
Units
(Limits)
Typical
(Note 10)
Limit
(Note 11)
20
84
|V
+
| + |V
|
Power Supply Voltage (Note 14)
V
pin7
V
≥
9V
18
V (min)
V (max)
A
M
Mute Attenuation
Pin 8 Open or at 0V, Mute: On
Current out of Pin 8
>
0.5 mA,
Mute: Off
THD + N = 0.1% (max)
f = 1 kHz; f = 20 kHz
|V
+
| = |V
| = 28V, R
L
= 4
|V
+
| = |V
| = 28V, R
L
= 8
|V
+
| = |V
| = 35V, R
L
= 8
115
80
dB (min)
P
O
(Note 4)
Output Power (Continuous Average)
68
38
50
135
60
30
W (min)
W (min)
W
W
%
%
Peak P
O
THD + N
Instantaneous Peak Output Power
Total Harmonic Distortion Plus Noise
60W, R
L
= 4
,
30W, R
L
= 8
,
20 Hz
≤
f
≤
20 kHz
A
V
= 26 dB
V
IN
= 2.0Vp-p, t
RISE
= 2 ns
0.03
0.03
SR
(Note 4)
I
+
(Note 4)
Slew Rate (Note 13)
19
8
V/μs
(min)
Total Quiescent Power Supply
Current
Input Offset Voltage
V
CM
= 0V, V
o
= 0V, I
o
= 0A
50
85
mA (max)
V
OS
(Note 3)
I
B
I
OS
I
o
V
od
(Note 3)
PSRR
(Note 3)
V
CM
= 0V, I
o
= 0 mA
1
10
mV (max)
Input Bias Current
Input Offset Current
Output Current Limit
Output Dropout Voltage (Note 15)
V
CM
= 0V, I
o
= 0 mA
V
CM
= 0V, I
o
= 0 mA
|V
+
| = |V
| = 20V, t
ON
= 10 ms, V
O
= 0V
|V
+
–V
O
|, V
+
= 28V, I
o
= +100 mA
|V
O
–V
|, V
= 28V, I
o
= 100 mA
V
+
= 40V to 20V, V
= 40V,
V
CM
= 0V, I
o
= 0 mA
V
+
= 40V, V
= 40V to 20V,
V
CM
= 0V, I
o
= 0 mA
V
+
= 60V to 20V, V
= 20V to 60V,
V
CM
= 20V to 20V, I
o
= 0 mA
|V
+
| = |V
| = 28V, R
L
= 2 k
,
V
O
= 40V
0.2
0.01
11.5
1.6
2.5
120
1
μA (max)
μA (max)
A (min)
V (max)
V (max)
dB (min)
0.2
7
2.0
3.0
85
Power Supply Rejection Ratio
105
85
dB (min)
CMRR
(Note 3)
A
VOL
(Note 3)
GBWP
Common Mode Rejection Ratio
110
85
dB (min)
Open Loop Voltage Gain
115
90
dB (min)
Gain-Bandwidth Product
|V
+
| = |V
| = 30V
f
O
= 100 kHz, V
IN
= 50 mVrms
8
2
MHz
(min)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM3886T 制造商:Texas Instruments 功能描述:IC AMP AUDIO + MUTE 68W
LM3886T/NOPB 功能描述:音頻放大器 HIGH-PERF 68W AUDIO PWR AMP 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
LM3886T/NOPB 制造商:Texas Instruments 功能描述:Audio Power Amplifier IC
LM3886TF 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
LM3886TF 制造商:Texas Instruments 功能描述:AMP AUDIO + MUTE 68W 3886 TO-220
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