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. XC6217A092GR-G Substitution Conclusion
From the perspective of core electrical parameters and package compatibility, the XC6217A092GR-G can serve as a direct replacement for the XC6221D092GR-G. The key difference lies in the quiescent current (Iq): the XC6217A features a typical Iq of 8 µA, compared to 50 µA for the original part. Under light-load or standby conditions, the XC6217A significantly reduces power consumption, which is beneficial for extending battery life in portable devices. All other primary specifications, including input voltage range, output current capability, dropout voltage, PSRR, enable control, and overcurrent protection, remain identical. Furthermore, both devices utilize the same 4-UDFN exposed-pad package with a compatible pinout. Therefore, the substitution not only maintains system stability but also enhances overall power efficiency.
2. XC6217B092GR-G Substitution Conclusion
The XC6217B092GR-G is also a viable direct replacement for the XC6221D092GR-G. The primary deviation from the original part similarly centers on the quiescent current (Iq): the XC6217B's Iq of 8 µA is substantially lower than the original's 50 µA. This reduction drastically cuts static power dissipation under no-load or low-load conditions, making it particularly suitable for power-sensitive portable applications. All other critical specifications—such as output voltage/current, dropout voltage, PSRR, enable function, and package type—are identical to the original model. Consequently, the substitution ensures full electrical compatibility while delivering superior energy-saving performance.
Analysis ID: CD67-BDE9000
Based on part parameters and for reference only. Not to be used for procurement or production.
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