BA3121F
BA3121F is an audio amplifier with 2 channels and 1 function, packaged in PDSO8 and SOP-8 formatsBA3121F
BA3121F is an audio amplifier with 2 channels and 1 function, packaged in PDSO8 and SOP-8 formats
Quality Assurance
Quality Assurance
All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.
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Certification
We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
About Shipping
We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
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BA3121F DataSheet
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Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
The BA3121,BA3121F and BA3121N are ground isolation amplifiers developed for use in car audio applications. These ICs efficiently eliminate problems caused by wiring resistance, and remove noise generated by the electrical devices used in automobiles. The capacitance values of the external capacitors required for the ICs are small to allow compact and reliable set design.Features 1) Large capacitors not required 2) High common-mode rejection ratio (57dB typ. at f = 1kHz). 3) Low noise (VNO= 3.5µVrms Typ.). 4) Low distortion (THD = 0.002% Typ.). 5) Two channels.
Key Features
- 1) Large capacitors not required
- 2) High common-mode rejection ratio (57dB typ. at f = 1kHz).
- 3) Low noise (VNO= 3.5µVrms Typ.).
- 4) Low distortion (THD = 0.002% Typ.).
- 5) Two channels.
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Pbfree Code | Yes | Rohs Code | Yes |
Part Life Cycle Code | Active | Part Package Code | SOIC |
Pin Count ! | 8 | Reach Compliance Code | compliant |
ECCN Code | EAR99 | HTS Code ! | 8542.33.00.01 |
Bandwidth-Nom | 20 kHz | Consumer IC Type | CLASS AB AUDIO AMPLIFIER |
Harmonic Distortion | 0.002% | JESD-30 Code | R-PDSO-G8 |
JESD-609 Code | e2 | Length | 5 mm |
Number of Channels | 2 | Number of Functions | 1 |
Number of Terminals | 8 | Operating Temperature-Max | 85 °C |
Operating Temperature-Min | -30 °C | Package Body Material | PLASTIC/EPOXY |
Package Code | LSOP | Package Shape | RECTANGULAR |
Package Style | SMALL OUTLINE, LOW PROFILE | Peak Reflow Temperature (Cel) | 260 |
Qualification Status ! | Not Qualified | Seated Height-Max | 1.6 mm |
Supply Current-Max | 14 mA | Supply Voltage-Max (Vsup) | 18 V |
Supply Voltage-Min (Vsup) | 4 V | Surface Mount ! | YES |
Temperature Grade ! | OTHER | Terminal Finish | TIN COPPER |
Terminal Form ! | GULL WING | Terminal Pitch ! | 1.27 mm |
Terminal Position | DUAL | Width | 4.4 mm |
Manufacturer | ROHM Semiconductor | Product Category ! | Audio Amplifiers |
Brand | ROHM Semiconductor | Product Type ! | Audio Amplifiers |
Subcategory | Audio ICs | Part # Aliases | BA3121F-E2 |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is BA3121F?
The BA3121F is a dual high slew rate, low noise operational amplifier designed by Rohm Semiconductor. It is suitable for audio applications, filters, and other circuits requiring high-speed signal processing.
How Does BA3121F Work?
The BA3121F operates as a dual operational amplifier with high slew rate and low noise, making it suitable for applications requiring fast and accurate signal processing. It can amplify audio signals and process them with minimal distortion and noise, making it ideal for audio equipment.
How Many Pins does BA3121F have and What are the Functions of the Pinout Configuration?
The BA3121F is housed in an 8-pin SOP (Small Outline Package) package. The pinout configuration includes:
- Vcc: Positive power supply pin.
- OUT1: Output pin for amplifier 1.
- IN1-: Inverting input pin for amplifier 1.
- IN1+: Non-inverting input pin for amplifier 1.
- Vee: Negative power supply pin.
- OUT2: Output pin for amplifier 2.
- IN2-: Inverting input pin for amplifier 2.
- IN2+: Non-inverting input pin for amplifier 2.
What are the Pros and Cons of BA3121F?
Pros:
- High Slew Rate: Provides fast response to input signals, suitable for high-speed applications.
- Low Noise: Ensures clean signal amplification with minimal interference.
- Dual Amplifiers: Offers two independent amplifiers in a single package for added flexibility.
- Wide Operating Voltage: Supports a wide voltage range for versatile power supply options.
Cons:
- Limited Package Options: Available in an 8-pin SOP package only, which may limit integration in certain designs.
- Single-Supply Operation: May require additional components for single-supply operation.
Are There Any Equivalents/Alternatives to BA3121F for Recommendation?
- Alternatives to the BA3121F include the LM833 from Texas Instruments and the NE5532 from Texas Instruments.
- Rohm Semiconductor also offers the BA4560 dual operational amplifier as an alternative to the BA3121F.
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