Device Information
 
 
EL8178 Printer Friendly Version
 
Micropower Single Supply Rail-to-Rail Input-Output (RRIO) Precision Op Amp
 
Datasheets,
Related Docs
& Simulations
DescriptionKey
Features
Parametric
Data
Application
Diagrams
 
 
  Description

The EL8178 is a precision low power, operational amplifier. The device is optimized for single supply operation between 2.4V to 5.5V. This enables operation from one lithium cell or two Ni-Cd batteries. The input range includes both positive and negative rail.

For power sensitive applications, the EL8178 has and EN pin that will shut the device down and reduce the supply current to 3μA typ. In the active state, the EL8178 draws minimal supply current (55μA) while meeting excellent DC-accuracy, noise, and output drive specifications.

 
  Key Features
 
  • Typical 55μA supply current
  • 250μV max offset voltage
  • Typical 1pA input bias current
  • 266kHz gain-bandwidth product
  • Single supply operation between 2.4V to 5.5V
  • Rail-to-rail input and output
  • Ground sensing
  • Output sources and sinks 26mA load current
  • Pb-free (RoHS compliant)
Related Documentation
 
Application Note(s)   Application Note(s):
 
Datasheet(s)   Datasheet(s):
 
 
  Parametric Data
BW (MHz).266
SR (V/μs).15
VS (min) (V)2.4
VS (max) (V)5.5
IS (per amp) (mA).055
Noise VN (nV/√Hz)48
IBIAS (μA).000025
VOS (max) (mV).25
# of Devices/ Channels1
IOUT (mA)26
VOUT (V)4.994
Rail-to-Rail InputY
Rail-to-Rail OutputY
PSRR (dB)100
CMRR (dB)100
Thermal ShutdownN
Gain AV (min)1
EnableY
 
  Application Block Diagrams
 
 
 
Applications
 
  • Battery- or solar-powered systems
  • 4mA to 20mA current loops
  • Handheld consumer products
  • Medical devices
  • Thermocouple amplifiers
  • Photodiode pre-amps
  • pH probe amplifiers

 

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