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OPA4684
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OPA4684

  • Category:Current feedback
  • Product Name:Four low-power current feedback op amps
  • Manufacturers:TI
  • Production Batch Number:09+
  • Encapsulation:14SOIC, 14TSSOP
  • Stock Status:There is stock
  • Stock Quantity:6000
  • Minimum order quantity: 1
  • Details:Click here to find PDF information for OPA4684
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  • Product introduction

The OPA4684 offers a new level of performance in low-power, wideband, current-feedback (cyclic fluidized bed) amplifiers. This circulates fluidized bedaddFor the first time, the amplifier uses an internal closed-loop input buffer stage to enhance performance much better than contemporaneous low-power cyclic fluidized bed amplifiers. This new architecture provides many of the benefits of a more desirable cyclic fluidized bed amplifier while maintaining very low power operation. The closed-loop input stage provides a buffered inductive feedback error current in the inverting input with a very low, linear impedance path. This improved impedance at the inverting input keeps the superior bandwidth much higher yield, improving the limited inverting input linearity to resolve harmonic distortion early.

characteristic
  • Minimal bandwidth and gain variation
  • The bandwidth of 170MHz is in g = 2
  • > 120MHz bandwidth with a gain of > 10
  • Low distortion:
  • High output current: 120mA
  • Operates from a single +5 V to +12 V supply
  • Dual ± 2.5 to ± 6.0V power supply
  • Low supply current: 6.8 mA shared
  • apply
    • Low-power broadcast video driver
    • Equalization filter
    • SAW filter high gain postamplifier
    • Multichannel additive amplifier
    • Wideband differential channels
    • Analog-to-digital converter input drive
    • Multipolar active filter
    • OPA4658 low-power upgrade

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OPA4684IDRG4 BB 10+11+ SOP14 Hong Kong spot, imported original
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MAX4684EUB MAXIN 07+/08+ TSOP  
PI5A4684GAE ADI 03+ SOP  

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