Original Part
Linear Voltage Regulator IC Positive Fixed 1 Output 200mA 4-USPN (0.90x1.2)
Alternative Part
Linear Voltage Regulator IC Positive Fixed 1 Output 200mA 4-USPN (0.90x1.2)
Linear Voltage Regulator IC Positive Fixed 1 Output 200mA 4-USPN (0.90x1.2)
1. XC6217C25A7R-G Substitution Conclusion
This part is a fully viable substitute for the original part in terms of key performance parameters and functionality. The primary difference from the original part XC6221B25A7R-G is a significant reduction in quiescent current (Iq) from 50µA down to 8µA. While maintaining identical output voltage, current capability, package, enable control, and overcurrent protection, the substitution will substantially lower system standby power consumption. This is particularly advantageous for battery-powered devices seeking extended operating time. All other critical parameters—including maximum input voltage, output voltage accuracy, dropout voltage, and PSRR—remain exactly the same. The package and pinout are also identical, allowing for a direct drop-in replacement.
2. XC6217D25A7R-G Substitution Conclusion
This part likewise serves as a highly feasible alternative to the original part. Compared to the original XC6221B25A7R-G, its key improvement is also the optimized quiescent current (Iq), reduced from 50µA to 8µA. This translates directly into lower no-load power dissipation, offering clear benefits for overall system efficiency. Apart from the Iq parameter, the two parts are completely aligned in all electrical specifications—input/output voltage, output current, dropout voltage, PSRR—as well as package type (4-XDFN) and functional features such as enable control and overcurrent protection. Therefore, a direct replacement is suitable for the vast majority of application scenarios.
Analysis ID: 2A78-686A000
Based on part parameters and for reference only. Not to be used for procurement or production.
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