Original Part
Linear Voltage Regulator IC Positive Fixed 1 Output 700mA SOT-25
Alternative Part
Linear Voltage Regulator IC Positive Fixed 1 Output 700mA SOT-25
Linear Voltage Regulator IC Positive Fixed 1 Output 700mA SOT-25
1. XC6220A081MR-G Substitution Conclusion
The XC6220A081MR-G can serve as a direct drop-in replacement for the original XC6220D081MR-G, as all key performance parameters — including output voltage (0.8V), maximum output current (700mA), package (SOT-25) — and functions (enable control, overcurrent/over-temperature protection) remain identical. The differences lie in the quiescent current (Iq), which is reduced from 22.5µA to 18µA, and the maximum supply current, which decreases from 112.5µA to 108µA. The A version exhibits lower power consumption under no-load or light-load conditions, contributing to extended battery life in portable devices. This modification does not adversely affect other electrical characteristics, making it an optimized upgrade over the original.
2. XC6220B081MR-G Substitution Conclusion
The XC6220B081MR-G is also a fully compatible replacement for the original XC6220D081MR-G, with identical core specifications and protection features. Similar to the A version, the B version shows improved quiescent current (18µA) and maximum supply current (108µA) compared to the original (22.5µA and 112.5µA), indicating superior power efficiency. Given that the A and B versions share identical electrical parameters, they are likely the same optimized design differentiated only by internal coding or production lot. Consequently, the B version offers the same low-power advantages and seamless compatibility as the A version in substitution applications.
Analysis ID: 2DF6-5A2D000
Based on part parameters and for reference only. Not to be used for procurement or production.
SkyChip © 2026, Email: sales@skychip.com