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Operational Amplifiers & Comparators
NJM844

High Speed Single Supply Operational Amplifier

Features
  • Low Input Offset Voltage (3.5mV max.)
  • Low Input Offset Voltage Drift (
    NJM842 3.5µV/°C
    NJM844 5µV/°C)
  • High Slew Rate (8.5V/µs)
  • High Unity Gain Frequency (3.5MHz)
  • Single Supply (3V to 36V)
  • Operating Temperature Range (-40°C to +125°C)
  • Low input voltage around GND level
  • Unity-Gain Stable (CL=1000pF)
  • No Phase Reversal
  • High EMI Immunity
  • Output Short-Circuit Protection
  • Operating Current (All amplifiers) (
    NJM842 4.3mA
    NJM844 8.8mA)
  • Package (
    NJM842 SOP8, SSOP8, MSOP8(VSP8)
    NJM844 SOP14, SSOP14)
General Description
The NJM844 are high speed single supply operational amplifier. These amplifiers feature is low-offset voltage, low-offset voltage drift, 8.5V/µs slew rate, 3.5MHz gain bandwidth and unity-gain stable (CL=1000pF). As a further feature, wide operation voltage range and wide operation temperature range are suitable for power supply unit, general-purpose inverters and high performance industrial equipment.
Applications
  • Motor, Inverter Current Sense Application
  • Power Supply Application
  • Buffer Application Amplifier
  • Active filter
Design Simulation Models
pdf NJM844 Macro Model
Package Information
Part Number Package OutlinePinsMaterial Declaration (RoHS/Halogen)Terminal FinishWeight(mg) (Reference)Reflow solderingFlow solderingIron solderingPacking ConditionMSLSolder Foot Print
NJM844Gdownload
SOP14
14Pure Sn150YesYesYesNon dry pack1
NJM844Vdownload
SSOP14
14Sn2Bi65YesYesYesNon dry pack1
Sample & Buy
Part NumberPackagesStatusPacking SpecificationSampleBuy
NJM844GSOP14(Active)
NJM844VSSOP14(Active)
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