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IRS20957SPBF
Compact and efficient Class-D amplifier with Hz switching frequenc
IRS20957SPBF
Compact and efficient Class-D amplifier with Hz switching frequenc
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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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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
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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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IRS20957SPBF DataSheet
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
What sets the IRS20957SPBF apart is its integrated digital audio processor, giving users the ability to fine-tune their audio experience with features like EQ, dynamic range control, and speaker protection. This amplifier IC goes above and beyond by including protection circuits for overcurrent, short circuit, and overtemperature situations, ensuring safe and reliable operation in any setting
Key Features
- · Floating PWM input enables easy half -bridge implementation
- · Programmable bidirectional over-current protection with self -reset function
- · Programmable preset deadtime for improved THD performances
- · High noise immunity
- · ±100 V ratings deliver upto 500 W in output power
- · 3.3 V/5 V logic compatible input
- · Operates upto 800 kHz
- · RoHS compliant
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Rohs Code | Yes | Part Life Cycle Code | Obsolete |
| Reach Compliance Code | compliant | HTS Code ! | 8542.39.00.01 |
| Consumer IC Type | CONSUMER CIRCUIT | JESD-30 Code | R-PDSO-G16 |
| JESD-609 Code | e3 | Length | 9.89 mm |
| Moisture Sensitivity Level | 2 | Number of Functions | 1 |
| Number of Terminals | 16 | Operating Temperature-Max | 125 °C |
| Operating Temperature-Min | -40 °C | Package Body Material | PLASTIC/EPOXY |
| Package Code | SOP | Package Equivalence Code | SOP16,.25 |
| Package Shape | RECTANGULAR | Package Style | SMALL OUTLINE |
| Power Supplies ! | 12,20 V | Qualification Status ! | Not Qualified |
| Seated Height-Max | 1.75 mm | Supply Voltage-Max (Vsup) | 15 V |
| Supply Voltage-Min (Vsup) | 10 V | Surface Mount ! | YES |
| Temperature Grade ! | AUTOMOTIVE | Terminal Finish | TIN |
| Terminal Form ! | GULL WING | Terminal Pitch ! | 1.27 mm |
| Terminal Position | DUAL | Width | 3.9 mm |
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 IRS20957SPBF?
The IRS20957SPBF is a high-voltage, high-speed power MOSFET and IGBT driver IC designed by Infineon Technologies. It is specifically designed for Class D audio amplifier applications, providing high efficiency and low distortion in audio amplification systems.
How Does IRS20957SPBF Work?
The IRS20957SPBF works by driving power MOSFETs or IGBTs to control the power delivery to the load in a Class D audio amplifier. It utilizes high-speed and high-voltage gate drivers to ensure efficient and accurate switching of the output transistors, resulting in high-fidelity audio amplification.
How Many Pins does IRS20957SPBF have and What are the Functions of the Pinout Configuration?
The IRS20957SPBF is housed in a 16-lead SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- VS: High-side floating supply voltage pin.
- OUTA, OUTB: High-side and low-side driver outputs for half-bridge connections.
- SD: Shutdown input pin.
- COM: Power ground and common connection.
- VCC: Logic supply voltage pin.
- HO, LO: High-side and low-side gate drive outputs.
- VLS: Low-side floating supply voltage pin.
- IN, REF: Input and voltage reference for feedback and error amplifier.
What are the Pros and Cons of IRS20957SPBF?
Pros:
- High Voltage Operation: Suitable for high-voltage applications, such as audio amplifiers.
- High-Speed Operation: Enables efficient and accurate switching in Class D amplifiers.
- Integrated Protection Features: Includes overcurrent protection and diagnostic feedback for robust system operation.
- Compact Package: The 16-lead SOIC package is space-efficient and suitable for compact amplifier designs.
Cons:
- External Components: May require additional external components such as bootstrap capacitors for optimal performance.
- Complexity: Class D amplifier designs may require careful consideration of layout and noise control for optimal performance.
Are There Any Equivalents/Alternatives to IRS20957SPBF for Recommendation?
- The IRS20955 from Infineon Technologies is a similar high-voltage, high-speed driver IC with slightly different features.
- Alternatives to the IRS20957SPBF include the TC4420/TC4429 from Microchip Technology, which are high-speed MOSFET drivers suitable for various applications.
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