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Operational Amplifiers & Comparators

Low Offset, Low Drift Dual JFET Input Operational Amplifier

  • Input Offset Voltage Drift (ΔVIO/ΔT= 20µV/°C max.)
  • Input Offset Voltage (2.5mV max. @Ta=25°C to 85°C/3.5mV max. @Ta= -40°C)
  • Input Bias Current (IB= 50pA typ. 200pA max. @Ta=25°C)
  • Slew Rate (SR=13V/µs typ. @Ta=25°C)
  • Operating Voltage (Vopr= ±6.0V to ±16V)
  • Voltage Gain (Av=100dB typ.)
  • Bipolar Technology
  • Dual channel
  • Package Outline (NJM2749AD:DIP8/NJM2749AM:DMP8/NJM2749AE:SOP8 JEDEC 150mil)
General Description
The NJM2749A is a Precision dual JFET input operational amplifier which includes low input offset voltage: 0.8mV (typ) / 2.5mV (max) and 6µV/°C typical offset drift.The NJM2749A is guaranteed 20µV/°C maximum offset drift to perform a 100% tested.The NJM2749/2749A have the following features: low bias current of 50pA (typ), high slew rate of 13V/µs (typ).These features are suitable for signal processing amplifiers of instrumentation,measurement and industrial applications such as sensor amplifier, current sensing and sample-and-hold circuit.
Design Simulation Models
pdf NJM2749A Macro Model
Package Information
Part Number Package OutlinePinsMaterial Declaration (RoHS/Halogen)Terminal FinishWeight(mg) (Reference)Reflow solderingFlow solderingIron solderingPacking ConditionMSLSolder Foot Print
8Sn2Bi510-YesYesNon dry pack--
8Sn2Bi95YesYesYesNon dry pack1
SOP8 JEDEC 150mil
8Sn2Bi76YesYesYesNon dry pack1
Sample & Buy
Part NumberPackagesStatusPacking SpecificationSample  Buy   
NJM2749AESOP8 JEDEC 150mil(Active)
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