Varnitronics
COS128UA COSINE
COSINE

COS128UA

10mA 1 125uV 1V/us 125dB 2nA 1mA Rail-to-rail output SOP-8 Instrumentation, Op Amps, Buffer Amps RoHS

SOP-8ROHS CompliantActive

36V, Precision Low-Noise Instrumentation Amplifiers

Manufacturer
COSINE
Manufacturer part #
COS128UA
Store part #
C3008546
Package / case
SOP-8
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

100% Authentic · 30-Day Return or Replacement · policy

642 in stock

#C3008546

Stock & price checked 5 days ago

QuantityUnit pricePack price
1+₹208.17₹208.17
10+₹173.19₹1,731.90
30+₹153.85₹4,615.50
100+₹117.56₹11,756.00
500+₹107.78₹53,890.00
1,000+₹103.45₹1,03,450.00

1 × ₹208.17

₹208.17

excl. GST

₹245.64 incl. 18% GST

Need volume or a scheduled delivery? Request a quote
  • Dispatch in 7–10 working days
  • GST invoice with every order
  • Standard pack: 4,000 per reel

COS128UA

₹208.17 for 1 + GST

Specifications

Output Current
10mA
Number of Channels
1
Vos - Input Offset Voltage
125uV
Slew Rate
1V/us
Input Offset Current(Ios)
1nA
Operating Temperature
-40℃~+125℃
Common Mode Rejection Ratio(CMRR)
125dB
Ib - Input Bias Current
2nA
Power Supply Rejection Ratio (PSRR)
120dB
Input Offset Voltage Drift(Vos TC)
200nV/℃
-3dB Bandwidth
1.5MHz
Quiescent Current
1mA
Features
External resistor gain;Overvoltage protection;Built-in compensation
Input Voltage Noise Density
8nV/√Hz@1kHz
Dual Supply
-18V~-2.25V;2.25V~18V
Rail to Rail
Rail-to-rail output
Single Supply
4.5V~36V

Packaging & compliance

RoHS
ROHS Compliant
Lifecycle
Active
Packaging
Tape & Reel (TR)
Standard pack
4,000 / Reel
Sold per
Piece
Minimum order
1
Unit weight
0.37 g

Overview

COS128 and COS129 are low-power, general purpose instrumentation amplifiers offering excellent accuracy. The versatile 3-op amp design and small size make these amplifiers ideal for a wide range of applications. A single external resistor sets any gain from 1 to 10,000. COS128 and COS129 are laser-trimmed for very low offset voltage (50μV), drift (0.2μV/℃) and high common mode rejection. They operate with power supplies as low as ±2.25. The quiescent current is only 1.0mA, ideal for battery-operated systems. COS128/129 are available in 8-pin plastic SOP8, DIP8 and MSOP8 packages, specified for the -40℃ to +125℃ temperature range.

Applications

  • Medical Instrumentation
  • RTD Sensor Amplifier
  • Data Acquisition
  • Thermocouple Amplifier
  • Bridge Amplifier

Key features

  • Low Offset Voltage: 50μV (Max.)
  • Low Drift: 0.2μV/℃
  • Low Input Bias Current: 2nA (Max.)
  • Gain Bandwidth Product: 1.5MHz
  • Slew Rate: 1.0V/μs
  • Wide Supply Range: ±2.25V ~ ±18V
  • Low Quiescent Current: 1.0mA
  • Unity Gain Stable
  • Input Over-Voltage Protection
  • Extended Temperature Ranges From -40℃ to +125℃
  • Available as SOP8/MSOP8/DIP8

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