AkLIAM 1 or 2 Units Original TI OPA828 Dual Op Amp Low-Offset Low-Drift Low-Noise Operational Amplifiers Op Amp Upgrade
SPECIFICATIONS
Brand Name: AkLIAM
Compatible Audio & Video Equipment Style: Speakers,Amplifier,player,Digital-to-Analog Converter (DAC),Professional Audio Equipment
High-concerned chemical: none
Model Number: OPA828
Origin: US(Origin)

Must be Clear Before Purchasing:
▶ Please shop rationally and choose what you really need! Please feel free to contact us if you have any doubt or need help if you don't know how to choose.
▶ We understand that "Return & Refund" is your right, but we would like to request that DO NOT do it if there's no any quality defect, one reason is that the cost of returning through AliExpress is too expensive. Another reason is that op amp will leave traces after use and cannot be sold again. "Return & Refund" will cause us a lot of psychological pressure, and we may block your country or stop designing/selling more better products in the future. Please be a moral person, the gods will bless you!
▶ AkLIAM has been deeply involved in op amp chips for over 5 years. We ensure that all chips in our store are original and we will not compromise our brand image for short-term gains.
▶ According to our testing and feedback from a large number of users, under normal circumstances, using this op amp instead of some basic op amps will significantly improve the sound quality. But we cannot guarantee all device has this effect because the final display of sound quality depends on many factors, such as device design and user listening experience, for example, the role of op amp in circuits, the quality of decoders/amplifiers, the quality of speakers/headphones, personal sensitivity to audio, and so on, all subjectively affect the final judgment.
▶ If users can not feel a significant improvement in sound quality on a certain device after using it to replace the default basic operational amplifier of most devices, please do not rush to draw conclusions. We suggest that you test it on other devices or ask your friends with rich audio experience to help you test it. We ensure that you will ultimately feel the true value that this product should have.
▶ Before replacing the op amp, please make sure to check the channel matching and correct direction. Any incorrect direction/electrical short circuit, or single/dual channel mismatch may cause irreversible damage to your equipment. Please contact our customer service to help you confirm if you are unsure if yours is correct direction.
Please Note:
▶ OPA828-Dual is converted by 2 units original OPA828 chip,it's used to replace dual channel op amps like 5532,2068,OPA1612/2604 LME49720, OP275, AD827, etc.
▶ Please carefully confirm the correct insertion direction before installation !!!
▶ The price displayed is 1 or 2 units price,you can change the quantity according to your requirement.
▶ Replacing the op amp requires a certain degree of electronic knowledge, hands-on ability, and risks. In any case, wrong pin connection and electrostatic breakdown may cause irreversible damage.
▶ We confirm that it has been carefully inspected before shippment, and there will be traces once the product is used. Therefore, once the product is sold, it can't be returned or replaced. Please carefully confirm the demand and applicability before purchase.
Features:
The OPA828 JFET input operational amplifiers are the next generation OPA627 and OPA827, combining high speed with high dc precision and ac performance. These op amps supply low offset voltage, low drift over temperature, low bias current, and low noise with only 60-nVRMS 0.1-Hz to 10-Hz noise. The OPAx828 operate over a wide supply-voltage range of ±4 V to ±18 V and a supply current of 5.5 mA/channel, typical.AC characteristics, including a 45-MHz gain bandwidth product (GBW), a slew rate of 150 V/μs, and precision dc characteristics, make the OPAx828 family an excellent choice for a variety of systems. These include high-speed and high-resolution dataacquisition systems, such as 16-bit to 18-bit mixed signal systems,transimpedance (I/V-conversion) amplifiers, filters, precision ±10-V front ends, and high-impedance sensor-interface applications.
Parameters:
▶ Low input voltage noise density: 4 nV/√Hz @1 kHz
▶ Input voltage noise: 0.1 Hz to 10 Hz: 60 nVRMS
▶ Low input bias current: – – 1 pA
▶ Input offset voltage: – 50 μV
▶ Input offset drift: – 0.45 μV/°C
▶ MUX-friendly inputs
▶ Gain bandwidth: 45 MHz
▶ Slew rate: 150 V/μs
▶ 14-bit settling time: 120 ns
▶ Overload power limiter
▶ Wide supply voltage range: ±4 V to ±18 V
Packages: 1 or 2 * OPA828 Dual Channel op amp(Sop8 to Dip8)





- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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