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SYX198BQNC SYX198B RF4 RF5 RF6 RF7 RH2 RH3 RH4 RF Series IC
Reviews
Category: SY IC Silergy
Description
The SYX198BQNC SYX198B RF4 RF5 RF6 RF7 RH2 RH3 RH4 RF Series IC is a high-efficiency synchronous step-down Charging IC designed for modern laptop and portable device power systems. It integrates high-side and low-side MOSFETs with very low RDS(ON) to minimize power loss and improve overall efficiency. Operating over a wide input voltage range, the SYX198B adopts instant PWM control architecture, delivering fast transient response and stable output for critical low-voltage rails.
Specification
Marking & Series:
Variants: SYX198B / SYX198BQNC
Marking codes: RF4, RF5, RF6, RF7, RH2, RH3, RH4
Series: RF Series
All versions share the same QFN package and pin-compatible layout, making them interchangeable where voltage and function match.