LM2904QPWRQ1

Texas Instruments LM2904QPWRQ1 Overview

The Texas Instruments LM2904QPWRQ1 is a rugged, automotive‑grade dual operational amplifier that brings dependable, general‑purpose analog performance to automotive and industrial designs. Part of TI’s LM2904‑Q1 family, this device combines a 700‑kHz gain‑bandwidth product, low‑power operation, and a wide −40°C to 125°C ambient temperature range in a compact 8‑pin TSSOP (PW) package. The LM2904QPWRQ1 is supplied on tape‑and‑reel (PWR) for efficient high‑volume assembly and is fully qualified to AEC‑Q100 for use in automotive environments.

What this part is best at

• General‑purpose amplification in automotive ECUs and body electronics
• Sensor signal conditioning for temperature, pressure, position, and current sensing
• Low‑power analog front ends in industrial control and building automation

With its balance of bandwidth, power, and size, the Texas Instruments LM2904QPWRQ1 is an easy, low‑risk choice for teams standardizing on a proven dual op‑amp for automotive and industrial platforms.

Key Features and Value Points

• AEC‑Q100 qualified: Automotive‑grade process, test, and quality controls
• Dual op‑amp (2 channels): Consolidates two amplifiers in one 8‑pin package
• 700‑kHz gain‑bandwidth product: Suitable for low‑to‑moderate bandwidth signal paths
• Low‑power operation: Helps reduce system power and thermal load (exact current not specified in datasheet)
• −40°C to 125°C operating ambient: Supports under‑hood and cabin electronics
• Compact 8‑TSSOP (PW) with Tape & Reel (PWR): Streamlined SMT manufacturing
• Active lifecycle: Backed by Texas Instruments’ long‑term automotive roadmap
• RoHS and REACH compliant: Supports global environmental and substance regulations

These attributes make the LM2904QPWRQ1 a solid default choice when you need a dual, general‑purpose op‑amp that meets automotive qualification without over‑specifying performance or cost.

Technical Specifications

The following specifications are provided or confirmed by the manufacturer data supplied. For any parameter not listed here, consult the LM2904‑Q1 datasheet.

• Manufacturer / Brand: Texas Instruments
• Series / Family: LM2904‑Q1
• MPN (Orderable): LM2904QPWRQ1
• Category: Operational Amplifiers (Op Amps)
• Channels: 2 (Dual)
• Gain‑Bandwidth Product (GBW): 700 kHz
• Operating Temperature Range: −40°C to 125°C
• Package: 8‑TSSOP (PW)
• Packaging: Tape & Reel (PWR)
• Mounting Type: Surface Mount
• Pin Count: 8
• Automotive Qualification: AEC‑Q100
• Lifecycle Status: Active
• Environmental: RoHS compliant (lead‑free), REACH compliant

Parameters not specified in datasheet (not provided in the source data):

• Supply voltage range
• Input offset voltage
• Input bias current
• Slew rate
• Output current drive
• Input common‑mode and output swing ranges
• Noise density / integrated noise
• CMRR / PSRR / open‑loop gain
• Stability and load capacitance limits

If your design depends on any of the above, always verify them in the official Texas Instruments datasheet before finalizing component selection.

Applications and Use Cases

The Texas Instruments LM2904QPWRQ1 is a versatile drop‑in for many low‑to‑moderate bandwidth analog tasks:

• Automotive systems
• Sensor interfaces for pressure, temperature, position, oxygen, or current sensors
• Signal conditioning in ECUs, body control modules, and infotainment analog stages
• Powertrain, chassis, and safety subsystems that require AEC‑Q100 components
• Industrial and building automation
• General purpose amplification for PLC I/O modules and transmitters
• Analog front ends for monitoring, alarms, and control loops
• General‑purpose signal conditioning
• Active filtering, buffering, and gain stages in mixed‑signal boards
• Low‑power amplification where thermal budget or battery life matters

When you need a dependable dual op‑amp that is easy to source in volume and approved for in‑vehicle use, the LM2904QPWRQ1 is a practical choice.

Package, Ordering, and Part Number Details

Getting the orderable right eliminates sourcing surprises. Here is how to interpret Texas Instruments’ naming for this device:

• Base family: LM2904 (dual operational amplifier)
• Automotive family: LM2904‑Q1
• Orderable MPN: LM2904QPWRQ1
• PW: 8‑pin TSSOP package code
• R: Tape & Reel packaging option
• Q1: Automotive‑grade designation (AEC‑Q100)

Additional attributes for purchasing and manufacturing:

• Form factor: 8‑TSSOP (PW) for compact PCB layout
• Mounting: Surface‑mount reflow
• Reel option: PWR (Tape & Reel) for automated assembly

For alternate packaging (e.g., tubes or other packages), or different temperature grades within the LM2904‑Q1 family, consult TI’s product page and parametric search.

Design‑In Notes and Implementation Guidance

While the LM2904QPWRQ1 is a general‑purpose dual op‑amp, good analog practices will help you achieve predictable results:

• Power supply decoupling: Place a high‑frequency bypass capacitor close to the supply pins of the device, with a low‑impedance return to ground. Many designs also include a small bulk capacitor per rail. Follow the datasheet layout recommendations.
• Input network hygiene: For sensor interfaces, add modest input filtering to limit wideband noise and protect against transients. Balance impedances at the inputs to minimize bias‑current‑related offsets.
• Grounding and routing: Use a continuous analog ground reference and keep high‑dv/dt digital traces away from the inputs. Short, direct feedback paths reduce inductive pickup and improve stability margins.
• Thermal environment: Even low‑power op‑amps can self‑heat in hot environments. Ensure sufficient copper for heat spreading and verify margins at 125°C ambient for your application.
• Stability and compensation: Stability limits and load capacitance tolerance depend on the amplifier’s internal design. Always consult the LM2904‑Q1 datasheet for recommended operating conditions and any compensation or output isolation guidance.

These guidelines are broadly applicable and should be tailored using the official datasheet data and your system‑level requirements.

Lifecycle, Availability, and Sourcing Tips

• Lifecycle status: Active, per Texas Instruments’ product information.
• Automotive roadmap: As a member of the LM2904‑Q1 family, this part benefits from TI’s long‑term automotive support strategy.
• Current stock note: The supplied data indicates an inventory quantity of 0 at this listing. Availability can change quickly—check authorized distributors and TI for real‑time status.

Sourcing recommendations:

• Use the exact orderable PN “LM2904QPWRQ1” for the 8‑TSSOP, Tape & Reel AEC‑Q100 version.
• If your AVL allows multiple packaging options, consider adding alternate orderables within the LM2904‑Q1 family to improve supply resilience. Verify package, tape orientation, and label formats before release to production.
• For form‑fit‑function alternates outside this exact orderable, validate package footprint, pinout, and all critical electrical limits against your design requirements. Do not assume equivalence across vendors without full verification.

Compliance and Quality

• AEC‑Q100: Automotive qualified
• RoHS: Compliant, lead‑free
• REACH: Compliant per manufacturer

These credentials support use in regulated automotive markets and global supply chains that require environmental compliance documentation.

Frequently Asked Questions (FAQs)

• What is the LM2904QPWRQ1?

• An AEC‑Q100 qualified, dual general‑purpose operational amplifier from Texas Instruments, part of the LM2904‑Q1 family.

• How many channels does it integrate?

• Two amplifiers (dual op‑amp).

• What is the gain‑bandwidth product?

• 700 kHz.

• What is the operating temperature range?

• −40°C to 125°C.

• What package is used?

• 8‑pin TSSOP (package code PW), supplied on Tape & Reel (orderable suffix PWR).

• Is the Texas Instruments LM2904QPWRQ1 automotive qualified?

• Yes, it is AEC‑Q100 qualified.

• Is it RoHS and REACH compliant?

• Yes, the device is listed as RoHS compliant (lead‑free) and REACH compliant.

• What does the “Q1” suffix indicate?

• TI’s “‑Q1” designation indicates automotive‑grade qualification. The orderable string LM2904QPWRQ1 includes this designation.

• What does “PWR” mean in the part number?

• “R” denotes Tape & Reel; “PW” denotes the TSSOP‑8 package; together “PWR” specifies TSSOP‑8 on Tape & Reel.

• What is the supply voltage range and slew rate?

• Not specified in datasheet here. Refer to the official LM2904‑Q1 datasheet.

• Is the amplifier rail‑to‑rail?

• Not specified in datasheet here. Consult the datasheet for input/output swing limits.

Resources

• Texas Instruments product page: https://www.ti.com/product/LM2904-Q1
• Datasheet (LM2904‑Q1 family): https://www.ti.com/lit/ds/symlink/lm2904-q1.pdf

Summary

The Texas Instruments LM2904QPWRQ1 delivers a practical blend of capability and cost for automotive and industrial signal‑conditioning tasks. With AEC‑Q100 qualification, a 700‑kHz GBW, dual‑channel integration, and a compact 8‑TSSOP package, it simplifies design standardization across multiple platforms while meeting stringent temperature and compliance requirements. If you need a dependable, general‑purpose dual op‑amp with robust automotive pedigree and straightforward sourcing, the LM2904QPWRQ1 is an excellent candidate to anchor your analog signal chain.