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NJM2749A Series
Low Offset, Low Drift Dual JFET Input Operational Amplifier

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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.

Spec

Standard
No.of Circuit 2 ch.
Power Supply Dual
Supply Voltage ±6 V to ±16 V ( 12 V to 32 V)
Supply Current (Per ch.) Typ. 1.9 mA to max. 2.8 mA
Input Offset Voltage Typ. 0.8 mV to max. 2.5 mV
Slew Rate Typ. 14 V/μsec
Input Bias Current Typ. 0.05 nA to max. 0.2 nA
Input Offset Current Typ. 0.025 nA to max. 0.1 nA
GBW Typ. 2.2 MHz
ft Typ. 2 MHz
Noise Voltage (VNI) Typ. 2.5 μVrms
Noise Voltage (en) Typ. 20 nV/√Hz
Input Offset Drift Typ. 6 μV/℃
Wide Operating Temperature -40°C to 85°C
Junction Temp. 125°C
Min Stable Gain 1 V/V
Package DMP8
SOP8 JEDEC 150mil
Note(1) Input Offset Voltage Drift (ΔVIO/ΔT= 20µV/°C max.)
Note(2) Voltage Gain (Av=100dB typ.)

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Search for similar products under conditions below.

Category:Operational Amplifiers

No.of Circuit 2
Power Supply Dual
Supply Voltage (+8V=8, ±8V=16) min(V) 12
Supply Voltage (+8V=8, ±8V=16) max(V) 32
Supply Current
(Per ch.) typ(mA)		 1.9
Input Offset Voltage max(mV) 2.5
Slew Rate typ(V/µsec) 14
GBW typ(MHz) 2.2
en(nV/√Hz) 20

Technical Documents

Quality & Packages

Product Name Compatibility Package Marking Reliability
NJM2749AM
  • gradeConsumer
 DMP8 - NJM-1-s-fr
NJM2749AE
  • gradeConsumer
 SOP8 JEDEC 150mil(EMP8) - NJM-1-s-fr
  • Refer to the datasheets for the details on the product.
  • The package file or the datasheet includes package dimensions, taping specifications, taping reels dimensions, power dissipations, and recommended land pattern.

FAQ

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NJM2749A Series