Varnitronics
WS72551M-8/TR WILLSEMI
WILLSEMI

WS72551M-8/TR

70mA 1 14uV 1.2V/us 140dB 10pA 265uA 1.8MHz Rail-to-Rail Input, Rail-to-Rail Output MSOP-8 Instrumentation, Op Amps, Buffer Amps

MSOP-8RoHSActive

Zero-Drift, Single-Supply, Rail-to-Rail Input/Output Operational Amplifiers

Manufacturer
WILLSEMI
Manufacturer part #
WS72551M-8/TR
Store part #
C717862
Package / case
MSOP-8
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

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

4,000 in stock

#C717862

Stock & price checked 26 h ago

QuantityUnit pricePack price
5+₹48.13₹240.65
50+₹38.04₹1,902.00
150+₹33.71₹5,056.50
500+₹28.33₹14,165.00
2,500+₹25.92₹64,800.00
4,000+₹24.49₹97,960.00

5 × ₹48.13

₹240.65

excl. GST

₹283.97 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

WS72551M-8/TR

₹240.65 for 5 + GST

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Specifications

Output Current
70mA
Number of Channels
1
Vos - Input Offset Voltage
14uV
Slew Rate
1.2V/us
Input Offset Current(Ios)
6pA
Operating Temperature
-40℃~+125℃
Common Mode Rejection Ratio(CMRR)
140dB
Ib - Input Bias Current
10pA
Input Offset Voltage Drift(Vos TC)
8nV/℃
Quiescent Current
265uA
Gain Bandwidth Product
1.8MHz
Features
Zero drift / auto-zero
Input Voltage Noise Density
80nV/√Hz@1kHz
Rail to Rail
Rail-to-Rail Input, Rail-to-Rail Output
Single Supply
2.5V~5V

Packaging & compliance

RoHS
RoHS
Lifecycle
Active
Moisture sensitivity
MSL 3 (168 hours)
Packaging
Tape & Reel (TR)
Standard pack
4,000 / Reel
Sold per
Piece
Minimum order
5 (multiples of 5)
Unit weight
0.086 g

Overview

This family of amplifiers has ultra low offset, drift, and bias current. The WS72551 and WS72552 are single and dual amplifiers featuring rail-to-rail input and output swings respectively. All are guaranteed to operate from 2.5V to 5V with a single supply. The WS72551/WS72552 provides the benefits previously found only in expensive auto-zeroing or chopper-stabilized amplifiers. These new zero-drift amplifiers combine low cost with high accuracy. No external capacitors are required. With an offset voltage of only 3μV and drift of 0.008 μV/σ, the WS72551/WS72552 are perfectly suited for applications in which error sources cannot be tolerated. Temperature, position and pressure sensors, medical equipment, and strain gauge amplifiers benefit greatly from nearly zero drift over their operating temperature range. The rail-to-rail input and output swings provided by the WS72551/WS72552 make both high-side and low-side sensing easy. The WS72551/WS72552 are specified for the extended industrial/automotive temperature range (-40°C to +125°C). The WS72551 single amplifier is available in 8-lead MSOP, 8-lead narrow SOIC and 5-lead SOT23-5L packages. The WS72552 dual amplifier is available in 8-lead MSOP and 8-lead narrow SOIC surface mount packages.

Applications

  • Temperature sensors
  • Pressure sensors
  • Precision current sensing
  • Strain gauge amplifiers
  • Medical instrumentation
  • Thermocouple amplifiers

Key features

  • Low offset voltage: 14 μV (MAX)
  • Input offset drift: 0.008 μV/°C
  • Overload recovery time: 150 μs
  • Low supply current: 240 μA/OpAmp
  • High gain, CMRR, PSRR: 130 dB
  • Ultralow input bias current: 10 pA
  • No external capacitors required
  • 5 V/2.5 V single-supply operation
  • Rail-to-rail input and output swing

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