Original Part
Alternative Part
1. ISL28113FEZ-T7A Substitution Conclusion
The ISL28113FEZ-T7A is generally pin-compatible (both in SC70-5 package) and operates over a similar supply voltage range (1.8V to 5.5V) as the original part. However, there are notable performance differences: its bandwidth (2 MHz vs. 120 kHz) and slew rate (1V/µs vs. 0.04V/µs) are significantly higher, making it suitable for higher-frequency or fast-transient applications. On the downside, its quiescent current (90µA vs. 10.5µA) is about 8.5 times greater, which may increase power consumption in battery-powered systems. Additionally, its output current capability (22 mA vs. 63 mA) is reduced by approximately 65%, limiting its drive strength for heavier loads. In summary, this substitute may be acceptable if the application does not demand low power consumption or high output drive, but requires wider bandwidth; otherwise, careful evaluation is advised.
2. ISL28114FEZ-T7 Substitution Conclusion
The ISL28114FEZ-T7 is also pin-compatible and matches the supply voltage range, but its performance deviations are more pronounced. Its bandwidth (5 MHz) and slew rate (2.5V/µs) are substantially higher than the original, making it better suited for higher-speed signal processing. However, its quiescent current (300µA) increases by nearly 30 times, posing a significant challenge for low-power designs. Output current (31 mA) remains only about half that of the original, limiting load-driving capability. A key advantage is its improved input offset voltage (500 µV vs. 4 mV), which enhances DC accuracy. Substitution feasibility depends on application priorities: if high speed and precision are critical and higher power consumption is acceptable, this part can be considered; if ultra-low power or strong output drive is essential, it is not suitable.
Analysis ID: 2BAC-7A74000
Based on part parameters and for reference only. Not to be used for procurement or production.
SkyChip © 2026, Email: sales@skychip.com