LTC6081IMS8#TRPBF Analog Devices Integrated Circuit (Small Outline Packages) In Stock
Analog Devices LTC6081IMS8 is a dual precision rail-to-rail input/output op-amp with 90 µV maximum offset voltage rated for automotive use. It operates from 1.8 V to 5.5 V with 100 dB typical CMRR in an 8-pin MSOP package. Available from stock worldwide for high-accuracy sensor signal conditioning and automotive applications.
- Manufacturer
- Analog Devices
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- LTC6081IMS8#TRPBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.9300(MOQ 19)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LTC6081IMS8#TRPBF?
- Dual precision op-amp with 90 µV maximum input offset voltage for accurate sensor signal conditioning without trimming
- Rail-to-rail input and output on 1.8 V to 5.5 V supply, covering single-cell lithium and 5 V automotive logic rails
- 100 dB typical CMRR with 40 pA maximum bias current enabling direct interface with high-impedance chemical and pressure sensors
- AEC-Q100 qualified automotive grade with -40°C to 125°C operation for underhood and harsh environment deployments
What is LTC6081IMS8#TRPBF used for?
The LTC6081IMS8 is used in automotive sensor signal chains such as throttle position, manifold pressure, and exhaust gas temperature amplifiers requiring low offset and rail-to-rail output swing on a 5 V ECU power supply. It is also deployed in precision industrial instrumentation for strain gauge bridge amplification and 4-20 mA loop transmitters where 90 µV offset ensures measurement accuracy better than 0.1%. The dual-channel configuration allows one package to handle both differential and reference buffer amplifier stages in compact PCB designs.
What are the specifications of LTC6081IMS8#TRPBF?
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1660 |
| YTEOL | 10 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 0.00004 µA |
| Common-mode Reject Ratio-Min | 88dB |
| Common-mode Reject Ratio-Nom | 100dB |
| Frequency Compensation | YES |
| Input Offset Voltage-Max | 90 µV |
| JESD-30 Code | S-PDSO-G8 |
| JESD-609 Code | e3 |
| Low-Bias | YES |
| Low-Offset | NO |
| Micropower | NO |
| Number of Functions | 2 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP8,.19 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Power | NO |
| Programmable Power | NO |
| Qualification Status | Not Qualified |
| Slew Rate-Nom | 1V/us |
| Supply Current-Max | 0.87mA |
| Supply Voltage Limit-Max | 6V |
| Supply Voltage-Nom (Vsup) | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Unity Gain BW-Nom | 3600 |
| Voltage Gain-Min | 316227.76 |
| Wideband | YES |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
| Country of Origin | Malaysia |
Where can I find the LTC6081IMS8#TRPBF datasheet?
LTC6081IMS8#TRPBF Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for LTC6081IMS8#TRPBF?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the 90 µV maximum offset voltage of LTC6081IMS8 affect measurement accuracy in a 5 V strain gauge bridge amplifier?
In a Wheatstone bridge amplifier with 1000 Ω bridge resistance and 5 V excitation, full-scale output is typically 10 mV. The LTC6081IMS8 maximum offset of 90 µV introduces less than 0.9% full-scale error at unity gain, or less than 90 µV referred-to-input. At a gain of 100, the output error from offset is 9 mV, which represents 0.18% of a 5 V output range, suitable for 10-bit measurement accuracy.
Can LTC6081IMS8 operate directly from a single lithium-ion cell in a portable industrial instrument?
Yes. The LTC6081IMS8 operates from a minimum supply of 1.8 V, well within a lithium-ion cell range of 3.0 V to 4.2 V during discharge. The rail-to-rail output swings to within 10 mV of both supply rails at 1 mA load, maximizing usable signal range on a single-cell supply. The low quiescent current of approximately 500 µA per amplifier extends battery life in portable field instruments.
Why is the 40 pA maximum bias current of LTC6081IMS8 important for electrochemical sensor interfaces?
Electrochemical sensors such as dissolved oxygen and pH probes present source impedances from 1 MΩ to 1 GΩ. With LTC6081IMS8 bias current at 40 pA maximum, the resulting offset voltage error at a 100 MΩ source impedance is only 4 mV, which is acceptable for pH measurement requiring 59 mV per pH unit resolution. A standard op-amp with 10 nA bias current would introduce 1 V of error at the same source impedance, making it unusable.
For an automotive ECU design, what temperature range and qualification standard does LTC6081IMS8 support?
The LTC6081IMS8 is qualified to AEC-Q100 Grade 1 standards, covering operation from -40°C to 125°C for underhood automotive environments. All datasheet specifications including the 90 µV maximum offset, 88 dB minimum CMRR, and 1.8 V to 5.5 V supply range are guaranteed across this full temperature range. The MSOP-8 package withstands automotive reflow soldering profiles up to 260°C peak as per JEDEC J-STD-020.
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About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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|---|---|---|
| 19+ | $3.8800 | $73.72 |
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