OPA4991QPWRQ1 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The OPA4991QPWRQ1 is an automotive-qualified quad 40 V rail-to-rail input/output op-amp from Texas Instruments in a 14-pin TSSOP package. It delivers 895 µV maximum offset voltage, 107 dB minimum CMRR, and low noise for precision automotive sensing. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- OPA4991QPWRQ1 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.8600(MOQ 100)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of OPA4991QPWRQ1?
- Automotive AEC-Q100 qualified 40 V quad op-amp with rail-to-rail input and output enabling full supply-range signal processing in 12 V and 24 V automotive systems
- Ultra-high 107 dB minimum CMRR (130 dB typical) with only 895 µV maximum offset voltage ensuring precise differential measurement in harsh automotive environments
- Low-noise voltage-feedback architecture with internal frequency compensation in a compact 14-pin TSSOP package ideal for space-constrained automotive ECUs
What is OPA4991QPWRQ1 used for?
The OPA4991QPWRQ1 is designed for precision signal conditioning in automotive electronic control units, including current sensing, battery management, and motor drive feedback circuits operating at up to 40 V. Its rail-to-rail I/O and low offset voltage make it ideal for active filter stages and reference buffer amplifiers in ADAS sensor modules and infotainment systems. It is also used in industrial 24 V systems requiring AEC-Q100-qualified amplifiers with high CMRR and low noise.
What are the specifications of OPA4991QPWRQ1?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK |
| Common-mode Reject Ratio-Min | 107dB |
| Common-mode Reject Ratio-Nom | 130dB |
| Frequency Compensation | YES |
| Input Offset Voltage-Max | 895 µV |
| JESD-30 Code | R-PDSO-G14 |
| JESD-609 Code | e4 |
| Low-Bias | YES |
| Low-Offset | YES |
| Micropower | YES |
| Number of Functions | 4 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP14,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Power | NO |
| Programmable Power | NO |
| Screening Level | AEC-Q100 |
| Slew Rate-Nom | 21V/us |
| Supply Current-Max | 3mA |
| Supply Voltage Limit-Max | 42V |
| Supply Voltage-Nom (Vsup) | 4V |
| Surface Mount | YES |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Unity Gain BW-Nom | 4500 |
| Voltage Gain-Min | 112201.8 |
| Wideband | NO |
| 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 OPA4991QPWRQ1 datasheet?
OPA4991QPWRQ1 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for OPA4991QPWRQ1?
Compatible alternatives and drop-in replacements for OPA4991QPWRQ1:
Frequently Asked Questions
What is the supply voltage range of the OPA4991QPWRQ1?
The OPA4991QPWRQ1 supports a 40 V maximum supply voltage with rail-to-rail input and output operation, making it suitable for 12 V and 24 V automotive bus systems as well as higher-voltage industrial supply rails requiring full signal-swing amplification.
What is the CMRR of the OPA4991QPWRQ1?
The OPA4991QPWRQ1 specifies a minimum CMRR of 107 dB and a typical CMRR of 130 dB. This exceptional common-mode rejection makes it ideal for automotive current shunt sensing and differential signal amplification in electrically noisy vehicle environments.
Is the OPA4991QPWRQ1 automotive qualified?
Yes, the OPA4991QPWRQ1 carries automotive AEC-Q100 qualification, confirming it meets the rigorous reliability and quality requirements for use in automotive electronic systems including engine control units, ADAS modules, and battery management systems.
What package does the OPA4991QPWRQ1 use?
The OPA4991QPWRQ1 is housed in a 14-pin TSSOP package (JEDEC code R-PDSO-G14). This thin small-outline surface-mount package provides a compact, low-profile footprint suitable for automotive ECUs and other space-constrained PCB designs.
What are typical applications for the OPA4991QPWRQ1?
Typical applications include automotive current sensing and shunt amplifiers, battery management front-ends, motor drive feedback circuits, ADAS sensor signal conditioning, active filters in infotainment systems, and industrial 24 V instrumentation requiring AEC-Q100-qualified low-noise rail-to-rail op-amps.
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Why Buy from FindMyChip
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.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 100+ | $2.0300 | $203.00 |
| 500+ | $1.8900 | $945.00 |
| 3000+ | $1.8600 | $5580.00 |
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