* Common Mode Input Range up to 24V
* VCC Operating Current : 200μA
* VCC Shutdown Current : 5μA (under S3/S4/S5)
* Programmable Over-Current Level
* .

* Notebooks Pin Configurations (TOP VIEW) VCC 1 EN 2 FLAG 3 AC_REF 4 GND 8 CSP 7 CSN 6 BAT_REF 9 5 AC_REAL WDFN.

The RT9554A is designed for over-current detection. The current sense amplifier amplifies the voltage across resistor which is connected between CSP and CSN by 200. The amplified voltage is compared with the voltage of BAT_REF and check whether over-.

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