LM837 - Low Noise Quad Operational Amplifier

Updated : 2020-01-09 14:20:33
Description

The LM837 is a quad operational amplifier designed for low noise, high speed and wide bandwidth performance. It has a new type of output stage which can drive a 600Ω load, making it ideal for almost all digital audio, graphic equalizer, preamplifiers, and professional audio applications. Its high performance characteristics also make it suitable for instrumentation applications where low noise is the key consideration.

The LM837 is internally compensated for unity gain operation. It is pin compatible with most other standard quad op amps and can therefore be used to upgrade existing systems with little or no change.

Products containing the "LM837" keyword are: LM837 , LM837M , LM837M , LM837M/NOPB , LM837M/NOPB , LM837MX , LM837MX , LM837MX LM837M , LM837MX NOPB , LM837MX/NOPB , LM837MX/NOPB , LM837MXNOPB , LM837N , LM837N/NOPB
Features

  • High Slew Rate 10 V/μs (typ); 8 V/μs (min)
  • Wide Gain Bandwidth Product 25 MHz (typ); 15 MHz (min)
  • Power Bandwidth 200 kHz (typ)
  • High Output Current ±40 mA
  • Excellent Output Drive Performance >600Ω
  • Low Input Noise Voltage 4.5 nV/√Hz
  • Low Total Harmonic Distortion 0.0015%
  • Low Offset Voltage 0.3 mV

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Parametrics
StatusACTIVE
Approx. price0.55 | 1ku
Number of channels4
Total Supply Voltage10
Rail-to-railNo
GBW10
Slew Rate10
Package GroupSOIC|14
Vos (offset voltage @ 25 C)5
Iq per channel2.5
Vn at 1 kHz4.5
RatingCatalog
Operating temperature range-40 to 85
Package size: mm2:W x L (PKG)[pf]14SOIC[/pf]: 52 mm2: 6 x 8.65 (SOIC|14)
Offset drift2
FeaturesN/A
Input bias current1000000
CMRR100
Output current40
ArchitectureBipolar
Radiation, TID
Radiation, SEL
Input common mode headroom (to negative supply)3.0
Input common mode headroom (to positive supply)-3.0
Output swing headroom (to negative supply)1.5
Output swing headroom (to positive supply)-1.5