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The BAT854SW-QX is a planar Schottky barrier dual diode from Nexperia, qualified under AEC-Q101 for automotive applications. It features an integrated guard ring for stress protection and is housed in a compact SOT323 (SC-70) surface-mount package. Key electrical parameters include a maximum forward current of 200 mA per diode and a reverse voltage rating of 40 V. The device exhibits a typical forward voltage of 550 mV at 100 mA and a maximum reverse current of 0.5 µA at 25 V. Junction temperature limits extend to 150 °C.
Verify the specific ordering suffix against the manufacturer's official documentation to confirm packaging type and reel specifications. Confirm that the component meets the required AEC-Q101 qualification status for your target application environment. Ensure compatibility with standard reflow soldering profiles defined for the SOT323 package outline.
Select this component when automotive reliability and space constraints are critical design factors. The dual configuration within a single SOT323 footprint offers significant board area savings compared to discrete single diodes. Consider the thermal resistance characteristics and ensure adequate PCB copper area for heat dissipation during operation.
This part belongs to the Nexperia BAT854 series of Schottky barrier dual diodes. The 'Q' designation indicates qualification according to the Automotive Electronics Council Q101 standard, distinguishing it from standard commercial variants. The device utilizes planar technology to ensure robust performance in demanding electronic environments.
BAT854SW
The maximum operating junction temperature is 150 °C.
The planar Schottky barrier dual diode includes an integrated guard ring specifically designed for stress protection.
Pin 1 is Anode 1, Pin 2 is Cathode 2, and Pin 3 serves as both Cathode 1 and Anode 2.