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REF191ES

REF191ES

REF191ES

Rochester Electronics, LLC

-40°C~85°C TA Fixed 1.27mm PMIC REF19 Series 3.3V 8-SOIC (0.154, 3.90mm Width)

SOT-23

REF191ES Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154, 3.90mm Width)
Surface MountYES
Operating Temperature-40°C~85°C TA
PackagingTube
Series REF19
Tolerance ±0.1%
JESD-609 Code e0
Pbfree Code no
Part StatusObsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 8
Temperature Coefficient5ppm/°C
Terminal Finish TIN LEAD
Terminal Position DUAL
Terminal FormGULL WING
Peak Reflow Temperature (Cel) NOT APPLICABLE
Number of Functions 1
Supply Voltage 3.3V
Terminal Pitch1.27mm
Reach Compliance Code unknown
Time@Peak Reflow Temperature-Max (s) NOT APPLICABLE
Pin Count8
JESD-30 Code R-PDSO-G8
Number of Outputs 1
Output Voltage 2.048V
Output Type Fixed
Supply Voltage-Max (Vsup) 15V
Supply Voltage-Min (Vsup) 3V
Trim/Adjustable Output NO
Analog IC - Other Type THREE TERMINAL VOLTAGE REFERENCE
Voltage - Input 3V~15V
Current - Output 30mA
Current - Supply 45μA
Voltage - Output (Min/Fixed) 2.048V
Reference TypeSeries
Output Voltage-Max 2.05V
Temp Coef of Voltage-Max 5 ppm/°C
Noise - 0.1Hz to 10Hz 20μVp-p
Length 4.9mm
Height Seated (Max) 1.75mm
Width 3.9mm
RoHS StatusNon-RoHS Compliant
In-Stock:4388 items

REF191ES Product Details

REF191ES Overview


A handy package called 8-SOIC (0.154, 3.90mm Width) is used.It is used as a voltage reference and is controlled by Series.The handy Tube variable is used in this program.The 8 terminations have a variety of functions.A precise voltage reference must have a tolerance of ±0.1%.The reference voltage is coupled to an analog IC THREE TERMINAL VOLTAGE REFERENCE.On the basis of the test statistics, 2.048V voltage is output.The output of 1 is sufficient.Input is taken from a Fixed form.8 pins are included in the voltage reference ic.Temperatures should not rise above NOT APPLICABLE during reflow soldering.For PCB designs that require high precision, Surface Mount is available.Working within -40°C~85°C TA is my area of expertise.30mA input applications can use the reference voltage.There is a requirement for a 3.3V supply voltage.Supplying it with 3V volts is the minimum voltage required.A 3V~15V voltage input is common with the voltage reference ic.The voltage generated is fixed/minimum at 2.048V.A 45μA-shaped supply current is used to operate the voltage reference ic.A voltage reference circuit's maximum voltage output is tested 2.05V.This gadget is voltage reference circuit of the REF19 series.

REF191ES Features


±0.1% Tolerance
THREE TERMINAL VOLTAGE REFERENCE Analog IC
Peak Reflow Temperature: NOT APPLICABLE
Current Supply: 45μA


REF191ES Applications


There are a lot of Rochester Electronics, LLC
REF191ES Voltage Reference applications.


  • Suitable for use with a wide range of video RAMDACs
  • Smart industrial transmitters
  • PCMCIA cards
  • Automotive
  • 3 V/5 V, 8-bit to 12-bit data converters
  • Precision data acquisition systems
  • High resolution converters
  • Industrial process control systems
  • Precision instruments
  • Notebook Computers

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