OPA334AIDBVTIn StockTexas Instruments
The OPA334AIDBVT is a 2MHz chopper-stabilized CMOS rail-to-rail op amp by Texas Instruments. It offers ultra-low offset voltage (5µV max), 110dB CMRR, and 0.0002µA bias current in a compact 6-pin SOT-23 package. From $1.39, in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (6-Pin)
- Pin Count
- 6
- Lifecycle
- ACTIVE
- Datasheet
- OPA334AIDBVT Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.3882(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Ultra-low offset voltage of 5µV max for precision signal conditioning
- Chopper-stabilized architecture eliminates DC errors over temperature
- Rail-to-rail input/output supports 3V to 5V single-supply operation
- 110dB minimum CMRR (130dB typical) rejects common-mode noise
- Compact 6-pin SOT-23 package ideal for space-constrained designs
Applications
The OPA334AIDBVT is widely used in precision sensor signal conditioning, including bridge amplifiers for pressure, temperature, and strain gauge sensors. Its chopper-stabilized CMOS architecture makes it well-suited for portable medical instrumentation and battery-powered data acquisition systems. It also excels in low-frequency precision amplification applications such as thermocouple interfaces and industrial 4-20mA transmitters.
Specifications
| Pbfree Code | Yes |
| YTEOL | 1 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | CHOPPER-STAB |
| Average Bias Current-Max (IIB) | 0.0002 µA |
| Bias Current-Max (IIB) @25C | 0.0002 µA |
| Common-mode Reject Ratio-Min | 110dB |
| Common-mode Reject Ratio-Nom | 130dB |
| Frequency Compensation | YES |
| Input Offset Current-Max (IIO) | 0.0004 µA |
| Input Offset Voltage-Max | 5 µV |
| JESD-30 Code | R-PDSO-G6 |
| JESD-609 Code | e4 |
| Low-Bias | YES |
| Low-Offset | YES |
| Micropower | YES |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSOP6,.11,37 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Power | NO |
| Programmable Power | NO |
| Qualification Status | Not Qualified |
| Slew Rate-Nom | 1.6V/us |
| Supply Current-Max | 0.35mA |
| Supply Voltage Limit-Max | 7V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.95mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Unity Gain BW-Nom | 2000 |
| Voltage Gain-Min | 316000 |
| Wideband | NO |
| Package | SOT23 (6-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for OPA334AIDBVT:
Frequently Asked Questions
What is the input offset voltage of the OPA334AIDBVT?
The OPA334AIDBVT features an ultra-low maximum input offset voltage of 5µV, achieved through its chopper-stabilized architecture. This makes it suitable for precision DC and low-frequency measurement applications where drift and offset errors must be minimized.
What supply voltage range does the OPA334AIDBVT support?
The OPA334AIDBVT operates from a single supply of 1.8V to 5.5V or dual supplies of ±0.9V to ±2.75V. Its rail-to-rail input and output capability maximizes dynamic range even at low supply voltages, making it ideal for battery-powered and 3V/5V systems.
What applications is the OPA334AIDBVT best suited for?
The OPA334AIDBVT is best suited for precision sensor amplification, portable medical devices, industrial process control, and data acquisition systems. Its 2MHz bandwidth, low bias current of 0.0002µA, and 110dB CMRR make it excellent for amplifying small signals from thermocouples, strain gauges, and RTD sensors.
Are there alternative packages available for the OPA334?
Yes, the OPA334 family is available in multiple packages. The OPA334AIDBVT comes in a 6-pin SOT-23 package, while other variants include SC70, SOT-23-5, and SOIC packages. The OPA2334 dual-channel version is also available for designs requiring two amplifier channels in a single package.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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