CA-IS3821LW is a Replacement parts of
ISO7821FDW/ISO7821FDWR
CA-IS3821LW has good quality and a cheaper price, which can effectively help you reduce costs and make your products more competitive. In addition, we have sufficient supply and stable price of this parts, which can greatly help you to avoid problems such as price increases and parts shortages of similar products from other brands.
Mfr.Part No. :
CA-IS3821LWManufacturer :
ChipanalogDescription :
High Performance Reinforced Dual Channel Digital IsolatorsPackaging :
ReelPackage :
SOIC-16-WBStock :
in stockPrice :
$0.52-$0.98
CA-IS3821LW
| Price: | $0.52-$0.98 | $3.8-$4.9 |
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Replace parts:
Replacement parts:
Alternative parts:
Pin to pin parts:
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CA-IS3821LW |
ISO7821FDW
ISO7821FDWR
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The CA-IS3821LW is an advanced digital isolator designed for high-performance and safety-critical applications across automotive, industrial, and communication systems. When compared with ISO7821FDW and ISO7821FDWR from Texas Instruments, the CA-IS3821LW excels in several key areas, including voltage isolation, thermal stability, switching speed, and power efficiency. This comparison aims to emphasize the advantages of the CA-IS3821LW in applications requiring high isolation, low latency, and high reliability.
The ISO7821FDW and ISO7821FDWR are reputable digital isolators offering reliable isolation in industrial, automotive, and communication environments. They deliver basic voltage isolation and data integrity, but they fall short in more demanding applications that require high voltage isolation, fast switching, and extensive environmental robustness. Below is a detailed analysis of how these products compare to the CA-IS3821LW.
CA-IS3821LW: The CA-IS3821LW provides a robust 5kV isolation voltage, ensuring superior protection against high-voltage transients and electromagnetic interference (EMI). This level of isolation is essential in industrial automation, automotive electronics, and safety-critical systems, where high-voltage spikes are common and need to be effectively managed.
ISO7821FDW/ISO7821FDWR: The ISO7821FDW and ISO7821FDWR offer a 3.75kV isolation voltage, which, while adequate for general industrial applications, may not provide the same level of protection in high-voltage environments. For high-voltage isolation needs in automotive and high-power industrial systems, the CA-IS3821LW offers a clear advantage in terms of reliability and safety.
CA-IS3821LW: The CA-IS3821LW offers fast switching speeds with minimal propagation delays, which is ideal for high-speed data transmission and real-time systems. This ensures that the CA-IS3821LW performs exceptionally well in systems requiring low-latency operation, such as sensor integration and motor control applications.
ISO7821FDW/ISO7821FDWR: While the ISO7821FDW and ISO7821FDWR provide fast data transmission, they are typically slower than the CA-IS3821LW in terms of propagation delay. For high-speed communication systems, especially in applications requiring real-time responsiveness and minimized latency, the CA-IS3821LW offers better performance.
CA-IS3821LW: The CA-IS3821LW excels in thermal stability, operating effectively in a wide temperature range and ensuring reliable performance in high-temperature environments. This robustness makes it suitable for applications in automotive systems, where components are subjected to extreme temperatures, or in industrial environments that experience fluctuating thermal conditions.
ISO7821FDW/ISO7821FDWR: While the ISO7821FDW and ISO7821FDWR operate within a standard temperature range, they may not offer the same high-temperature resistance as the CA-IS3821LW. In high-stress environments where temperature fluctuations can lead to system failure, the CA-IS3821LW provides a more reliable and stable solution.
CA-IS3821LW: The CA-IS3821LW is designed with low power consumption in mind, making it highly suitable for battery-powered applications, low-energy systems, and energy-efficient designs. With low quiescent current and optimized energy efficiency, the CA-IS3821LW helps extend battery life in devices and contributes to overall power savings.
ISO7821FDW/ISO7821FDWR: While the ISO7821FDW and ISO7821FDWR are energy-efficient, their power consumption may be slightly higher in comparison to the CA-IS3821LW in applications where low power is critical. For low-power designs or systems with stringent energy constraints, the CA-IS3821LW presents a more optimized choice.
CA-IS3821LW: The CA-IS3821LW is engineered with high electromagnetic compatibility (EMC) and superior noise immunity, making it ideal for high-EMI environments. Whether used in industrial machinery, automotive systems, or medical devices, the CA-IS3821LW ensures stable signal transmission and minimal interference from surrounding electrical noise.
ISO7821FDW/ISO7821FDWR: The ISO7821FDW and ISO7821FDWR also offer EMI protection but may not be as resilient in extremely noisy or high-EMI environments compared to the CA-IS3821LW. For applications where signal integrity is critical in the presence of high levels of electrical noise, the CA-IS3821LW provides better protection.
Higher Isolation Voltage: The CA-IS3821LW provides a superior 5kV isolation voltage, offering better protection against high-voltage transients compared to the 3.75kV isolation of the ISO7821FDW and ISO7821FDWR.
Faster Switching Speeds: The CA-IS3821LW delivers low propagation delays and faster switching, making it the ideal choice for real-time systems that require high-speed data transmission.
Superior Thermal Stability: With enhanced thermal performance, the CA-IS3821LW operates reliably in high-temperature environments, outperforming the ISO7821FDW and ISO7821FDWR in terms of temperature resilience.
Energy Efficiency: The CA-IS3821LW is highly energy-efficient, reducing power consumption in applications where battery life and energy optimization are crucial.
Enhanced Noise Immunity: With improved EMC and EMI resistance, the CA-IS3821LW offers higher reliability in high-EMI environments, making it the best choice for systems exposed to electromagnetic interference.
The CA-IS3821LW stands out as the superior choice when compared to the ISO7821FDW and ISO7821FDWR, offering better isolation voltage, faster switching speeds, enhanced thermal stability, and improved energy efficiency. These advantages make the CA-IS3821LW the preferred option for high-performance applications in automotive, industrial, and safety-critical systems. With its robust EMI immunity, low power consumption, and superior performance in high-voltage conditions, the CA-IS3821LW ensures that systems perform optimally, even in the most demanding environments.
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