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參數資料
| 型號： | LM1837M |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 2 CHANNEL, AUDIO PREAMPLIFIER, PDSO16 |
| 封裝： | DIP-16 |
| 文件頁數： | 7/14頁 |
| 文件大小： | 450K |
| 代理商： | LM1837M |
Absolute Maximum Ratings
If MilitaryAerospace specified devices are required
please contact the National Semiconductor Sales
OfficeDistributors for availability and specifications
Supply Voltage
18V
Voltage on Pins 1 and 18
18V
Package Dissipation (Note 1)
1390 mW
Storage Temperature
b
65 Cto a150 C
Operating Temperature
0 Cto a70 C
Minimum Voltage on Any Pin
b
01 VDC
Soldering Information
Dual-In-Line Package
Soldering (10 seconds)
260 C
Small Outline Package
Vapor Phase (60 seconds)
215 C
Infrared (15 seconds)
220 C
See AN-450 ‘‘Surface Mounting Methods and Their Effect
on Product Reliability’’ for other methods of soldering sur-
face mount devices
Electrical Characteristics (TA e 25 C VCC e 12V see Test Circuit Figure 2 )
Parameter
Conditions
Min
Typ
Max
Units
Operating Supply Voltage Range
R5 Removed from Circuit for
418
V
Low Voltage Operation
Supply Current
VCC e 12V
9
15
mA
Total Harmonic Distortion
f e 1 kHz VIN e 03 mV
003
%
Pins 2 and 17
Figure 2
THD a Noise (Note 2)
f e 1 kHz VOUT e 1V
010
025
%
Pins 2 and 17
Figure 2
Power Supply Rejection
Input Ref f e 1 kHz 1 Vrms
80
95
dB
Channel Separation (Note 3)
f e 1 kHz Output e 1 Vrms
dB
Left to Right
Output to Output
40
60
dB
Forward to Reverse
40
60
dB
Signal-to-Noise (Note 4)
Unweighted 32 Hz-1274 kHz (Note 2)
58
dB
CCIRARM (Note 5)
62
dB
A Weighted
64
dB
CCIR Peak (Note 6)
52
dB
Noise
Output Voltage CCIRARM (Note 5)
120
200
m
V
Input Amplifers
Input Bias Current
05
20
m
A
Input Impedance
f e 1 kHz
150
kX
AC Gain
27
28
29
dB
AC Gain Imbalance
g
015
g
05
dB
DC Output Voltage
21
25
29
V
DC Output Voltage Mismatch
Pins 5 and 14
b
200
g
30
200
mV
Output Source Current
Pins 5 and 14
2
10
mA
Output Sink Current
Pins 5 and 14
300
600
m
A
Logic Level
Forward
05
V
Reverse
22
V
Logic Pin Current
26
m
A
DC Voltage Change at
Change Logic State
b
100
g
20
100
mV
Pins 5 and 14
2
Obsolete
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相關代理商/技術參數 |
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|---|---|
| LM1837N | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Low Noise PREAMPLIFIER FOR AUTOREVERSING TAPE PLAYBACK SYSTEMS |
| LM1837N/A+ | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Preamp/Equalizer for Audio Tape Recorder |
| LM1837N/B+ | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Preamp/Equalizer for Audio Tape Recorder |
| LM185 | 制造商:Texas Instruments 功能描述: |
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