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Alternatives to Texas Instruments OPA333AIDBVR

Texas Instruments OPA333AIDBVR and its qualified second sources, compared on form/fit/function, stock, lifecycle and price — the same checks Parter runs inside a BOM.

OPA333AIDBVR compared against its qualified second sources
OPA333AIDBVRTexas InstrumentsNCS333ASN2T1GonsemiTLV333IDBVRTexas Instruments+3more
FFF CompatibilityPinout is identical: Pin 1 (OUT), Pin 2 (V-), Pin 3 (+IN), Pin 4 (-IN), and Pin 5 (V+). Package is SOT-23-5 (TSOP-5).Housed in a standard 5-pin TSOP package which is physical and footprint compatible with the SOT-23-5 package.Both are zero-drift operational amplifiers with matching key parameters including GBW (350 kHz), input bias current, supply voltage, and temperature range (-40°C to 125°C).Pin assignments are completely identical to the target part in the same DBV (SOT-23-5) package.Physically identical SOT-23-5 (DBV) footprint and mechanical properties.Maintains identical electrical parameters including zero-drift performance, rail-to-rail swing, and low power behavior.
AI Summary

OPA333AIDBVR by Texas Instruments: Zero-Drift Amplifier 1 Circuit Rail-to-Rail SOT-23-5.

The NCS333ASN2T1G by onsemi is a high-confidence, direct pin-for-pin replacement for the OPA333AIDBVR. It provides virtually identical performance characteristics, making it an excellent alternative for any low-power precision analog design.

  • Direct manufacturer-recommended drop-in replacement
  • Identical 1.8V to 5.5V operating supply voltage range
  • Highly matching quiescent current (21 µA vs 17 µA typical)
  • Slightly higher input offset voltage (3.5 µV typical vs 2 µV typical)
  • Slightly higher supply current (21 µA vs 17 µA)

The TLV333IDBVR is a lower-cost sibling part from the same manufacturer, Texas Instruments. It offers a near-perfect drop-in alternative with extremely close parametric alignment.

  • Direct sibling from Texas Instruments with highly matching specifications
  • Identical typical supply current of 17 µA and supply range of 1.8V to 5.5V
  • Same pinout, package size, and gain bandwidth product (350 kHz)
  • Slightly different internal noise rejection and offset trimming profiles compared to the premium OPA333 line
Lifecycle StatusActiveActiveActive
Market AvailabilityIn stockIn stockIn stock
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RoHSRoHSRoHSRoHS
DescriptionZero-Drift Amplifier 1 Circuit Rail-to-Rail SOT-23-5Zero-Drift Amplifier 1 Circuit Rail-to-Rail 5-TSOPZero-Drift Amplifier 1 Circuit Rail-to-Rail SOT-23-5
ManufacturerTexas InstrumentsonsemiTexas Instruments
TypeLinearLinearLinear
DatasheetOpenOpenOpen
Lead Time16 weeks21 weeks16 weeks
Country of OriginMY, US--
Export Control Class NumberEAR99EAR99EAR99
HTSUS Code8542.33.0001--
Moisture Sensitivity Level1 (Unlimited)--
Slew Rate0.16V/µs--
Output TypeRail-to-Rail--
Mounting TypeSurface Mount--
Amplifier TypeZero-Drift--
Package / CaseSC-74A, SOT-753--
Current - Supply17µA--
Number of Circuits1--
Current - Input Bias70 pA--

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Frequently asked questions

Yes. The Texas Instruments OPA333AIDBVR is active and in production. The parts listed here are qualified equivalents if you need a second source or better availability.

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