Original Part
Linear Voltage Regulator IC Positive Fixed 1 Output 200mA 4-USP (1.2x1.6)
Alternative Part
Linear Voltage Regulator IC Positive Fixed 1 Output 200mA USP-4D
1. XC6217C092GR-G Substitution Conclusion
Based on a comparison of key technical parameters, the XC6217C092GR-G is fully compatible with the original part XC6221D092GR-G in core specifications such as input/output voltage, output current, dropout voltage, PSRR, package, and protection features, confirming its feasibility for direct substitution. The most significant difference lies in the quiescent current (Iq): the original part specifies 50µA, while the XC6217C092GR-G reduces this to 8µA (an 84% reduction) and additionally defines a "Maximum Operating Current" parameter (50µA). Substituting with this part will significantly reduce system standby power consumption, which is particularly advantageous for extending battery life in portable devices. However, attention should be paid to the potential subtle impact of the extremely low Iq on load transient response or stability under certain extreme operating conditions. Dynamic performance verification in the target application is recommended.
2. XC6217D092GR-G Substitution Conclusion
The XC6217D092GR-G's parameters are highly consistent with those of the XC6217C092GR-G, including the low 8µA quiescent current. Their descriptions and packages are identical, making them functionally equivalent parts within the same product family. Its substitution conclusion for the original XC6221D092GR-G is exactly the same as for the C version above: direct replacement is viable, offering the same significant low-power advantage. It should be noted that the D and C suffixes may correspond to different manufacturing batches or wafer sources internally for the manufacturer, but their electrical characteristics and packages are identical, allowing them to be used interchangeably in practice. During substitution, similar focus is advised on verifying that output stability and transient response under low dropout conditions meet the specific circuit requirements.
Analysis ID: ECEE-1076000
Based on part parameters and for reference only. Not to be used for procurement or production.
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