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OPA2251UA
General Purpose Amplifier 2 Circuit Rail-to-Rail 8-SOIC
Brands: TEXAS INSTRUMENTS INC
Mfr.Part #: OPA2251UA
Datasheet: OPA2251UA Datasheet (PDF)
Package/Case: 8-SOIC
Product Type: Instrumentation, OP Amps, Buffer Amps
RoHS Status:
Stock Condition: 6,309 pcs, New Original
Warranty: 1 Year Ovaga Warranty - Find Out More
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OPA2251UA General Description
Texas Instruments' OPA2251UA is a precision operational amplifier with high-speed performance and low-noise characteristics, making it an excellent choice for precision instrumentation and signal conditioning applications. Its compact size and versatile voltage supply range of ±2.5V to ±18V make it suitable for use in various space-limited and diverse voltage applications. Additionally, its low input bias current and input voltage noise ensure accurate signal processing in high impedance sensor applications. With a high gain bandwidth product and low offset voltage, the OPA2251UA is a reliable and precise solution for a wide range of applications, including sensor interfacing and low-level signal processing
Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Number of channels | 2 | Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) | 36 |
| Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) | 2.7 | Vos (offset voltage at 25°C) (max) (mV) | 0.25 |
| GBW (typ) (MHz) | 0.035 | Features | High Cload Drive |
| Slew rate (typ) (V/µs) | 0.01 | Rail-to-rail | In to V-, Out |
| Offset drift (typ) (µV/°C) | 0.5 | Iq per channel (typ) (mA) | 0.027 |
| Vn at 1 kHz (typ) (nV√Hz) | 45 | CMRR (typ) (dB) | 124 |
| Rating | Catalog | Operating temperature range (°C) | -40 to 85 |
| Input bias current (max) (pA) | 20000 | Iout (typ) (A) | 0.05 |
| Architecture | Bipolar | Input common mode headroom (to negative supply) (typ) (V) | -0.2 |
| Input common mode headroom (to positive supply) (typ) (V) | -0.8 | Output swing headroom (to negative supply) (typ) (V) | 0.05 |
| Output swing headroom (to positive supply) (typ) (V) | -0.05 |
Shipping
| Shipping Type | Ship Fee | Lead Time | |
|---|---|---|---|
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DHL | $20.00-$40.00 (0.50 KG) | 2-5 days |
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Fedex | $20.00-$40.00 (0.50 KG) | 2-5 days |
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UPS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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TNT | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
EMS | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
REGISTERED AIR MAIL | $20.00-$40.00 (0.50 KG) | 2-5 days |
Processing Time：Shipping fee depend on different zone and country.
Payment
| Terms of payment | Hand Fee | |
|---|---|---|
 |
Wire Transfer | charge US$30.00 banking fee. |
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Paypal | charge 4.5% service fee. |
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Credit Card | charge 3.5% service fee. |
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Western Union | charge US.00 banking fee. |
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Money Gram | charge US$0.00 banking fee. |
Guarantees
1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.
2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.
Packing
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Step1 :Product Inventory
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Step2 :Pressure Relief Packaging
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Step3 :Anti Static Packaging
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Step4 :Protective Packaging
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Step5 :Sealed Packaging
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Step6 :Preparation for shipment
We will inspect and count all goods before shipping to ensure that all products are intact and in accurate quantity, and will fully package them to ensure that they will not be damaged during transportation.
Q: How can I order the OPA2251UA?
A: To place an order for the OPA2251UA, select the "Add to Cart" button associated with the product listing on our website. Once selected, you can finalize your purchase by proceeding to the checkout page, where you can enter your payment and shipping information.
Q: What is the warranty period for the OPA2251UA?
A: We offer a 1-year warranty on the OPA2251UA. This warranty covers any defects in materials and artistry under normal use. During the warranty period, if the product is found to be defective, it will be repaired or replaced at no charge. For further details, please refer to our warranty policy.
Q: How does Ovaga ensure the authenticity of OPA2251UA from TEXAS INSTRUMENTS INC?
A: Ovaga has a dedicated business development team that rigorously tests and verifies the credentials of original TEXAS INSTRUMENTS INC manufacturers and authorized agents. All TEXAS INSTRUMENTS INC suppliers must pass a qualification review before they can list their OPA2251UA products on our platform. We emphasize sourcing from reliable channels and maintaining high product quality standards, ensuring you can make your purchase with confidence.
Q: How can I find detailed information about the OPA2251UA chips, such as application notes, factory information, and images?
A: You can utilize Ovaga's intelligent search engine, filter by the Ethernet PHY Products category, or visit the TEXAS INSTRUMENTS INC information page to find comprehensive details about the OPA2251UA.
Q: Are the price and stock information for OPA2251UA on Ovaga's platform accurate?
A: Inventory levels for TEXAS INSTRUMENTS INC products can fluctuate and may not be updated in real time. The information is refreshed periodically within 24 hours. To confirm stock availability and final pricing, you must confirm your order with an Ovaga salesperson or customer service representative before proceeding with payment.
Q: Can I place orders offline with Ovaga?
A: Yes, offline orders are accepted. You can navigate to the "My Orders" section and enter transaction management to place your order. Reviewing the "Order Details" and proceeding to place the order is straightforward. Additionally, you may benefit from coupons or selected gifts when ordering online.
Q: What payment methods are accepted by Ovaga?
A: Ovaga accepts various payment methods, including Wire Transfer, PayPal, Credit Cards, Western Union, and Money Gram.
Q: How is shipping arranged, and how can I track my package?
A: Customers can choose from industry-leading freight companies such as DHL, FedEx, UPS, TNT, EMS, and Registered Air Mail. Once your order is processed for shipment, you will receive an email with the shipping status and tracking number. Note that tracking information may take up to 24 hours to be displayed by carriers. Typically, express delivery takes 2-5 days.
Q: What is the return or replacement process for OPA2251UA?
A: Ovaga conducts Pre-Shipment Inspections (PSI) on all orders to ensure quality before shipment. Suppose there are issues such as quantity discrepancies, incorrect items, or visible defects (e.g., breakage or rust), and they are acknowledged by us. In that case, returns or replacements will be accepted under the following conditions:
- ●The defect must be reported within 365 days after delivery.
- ●The product must be unused and in its original, unopened packaging.
- ●Requesting Return Authorizations must be obtained.
For the return process:
- ●Please inform us within 365 days of receiving the product.
- ●Obtain Return Authorization from our team.
- ●Please refer to our After-Sale Matters for more detailed instructions.
Q: How can I contact Ovaga for support, including obtaining datasheets or pin diagrams for the OPA2251UA?
A: For any after-sales support or technical inquiries, including requests for datasheets or pin diagrams, please get in touch with us via email at [email protected].
Q: What can you tell me about Ovaga's quality assurance practices?
A: Ovaga is committed to maintaining the highest standards of quality. We are certified under ISO14001, ISO 9001, IATF16949, ISO13485, and DUNS standards by the Quality Systems Registrar. This certification signifies that our operational systems meet stringent international standards in quality management. Our compliance is regularly reviewed and tested to ensure ongoing adherence to these standards, affirming our commitment to quality and continuous improvement.
Q: What do the ISO, IATF, and DUNS certifications mean for customers of Ovaga?
A: Our ISO, IATF, and DUNS certifications assure customers that Ovaga operates systems that are both accurate and comprehensive, meeting the rigorous requirements of the ISO, IATF, and DUNS standards. This certification underscores our long-term commitment to continuous improvement across our operations. As a note to our customers, while we strive for accuracy in product data on our website, we recommend referring to the manufacturer's datasheet or catalog for confirmed product specifications before placing an order. If you identify any discrepancies, please get in touch with us immediately.
Part points
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The OPA2251UA is a dual operational amplifier from Texas Instruments designed for micro power applications. Key features include:
Low input offset voltage (250 µV).
Wide supply voltage range (-1.8 V to +5.5 V).
Low noise performance (7 nV/√Hz).
Excellent offset drift and stability. This amplifier finds application in various sectors such as medical devices, test instruments, industrial control systems, and audio equipment. Its low power consumption makes it ideal for battery-powered applications. -
Equivalent
The equivalent products of OPA2251UA from Texas Instruments might include OPA867, OPA375, or other low-power operational amplifiers with similar performance characteristics. -
Features
The OPA2251UA operational amplifier features a compact SOP8 package. Key highlights include:
Input Offset Voltage: 250 µV, ensuring low drift.
Supply Voltage Range: ±1.8 V to ±5.5 V, offering flexibility.
Low Noise: 7 nV/√Hz, suitable for noise-sensitive applications.
Low Offset Drift: 0.5 µV/°C, maintaining stable performance over temperature.
Bandwidth: 10 MHz, ideal for fast signal processing.
Quiescent Current: 250 µA, minimizing power consumption. These features make the OPA2251UA suitable for various applications, including medical devices, test equipment, and industrial control systems. -
Pinout
The OPA2251UA is an 8-pin dual operational amplifier with a SOP (Small Outline Package) package. Here are the main pin functions:
Vdd: Power supply input (+15V for single-supply mode, or +5V for standard power rail)).
Vss: Power supply ground input (-15V for single-supply mode, or 0V for standard power rail)).
In+ and In-: Differential input pins.
Out+: Non-inverting output pin.
Out-: Inverting output pin. The OPA2251UA is designed for low noise, low offset drift, and low quiescent current, making it suitable for various high-precision applications. -
Manufacturer
The manufacturer of the OPA2251UA is Texas Instruments (TI), a global technology company. TI specializes in semiconductor design and manufacturing, serving various industries with innovative solutions. -
Application Field
The OPA2251UA is a versatile operational amplifier designed for low-power, high-performance applications. Its wide range of uses includes medical devices (e.g., monitoring systems), test equipment, industrial controls, data acquisition systems, automotive electronics, battery management, communications and audio gear, as well as sensor interfaces. -
Package
The package type of OPA2251UA is SOP (Small Outline Package), specifically an 8-pin version.
Assembly Advice
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