B39242B8840P810

Overview

The B39242B8840P810 is a Surface Acoustic Wave (SAW) filter manufactured by Qualcomm, designed for RF front-end applications. It operates at a center frequency of 2.442 GHz with an insertion loss of 1.9 dB and a bandwidth of 79 MHz. The component utilizes a 5-SMD, no-lead surface mount package measuring 1.40 mm in length and 1.10 mm in width, with a maximum height of 0.40 mm. It is RoHS3 compliant and classified under EAR99.

Feature Summary

• Optimized for controlling band shape and reducing out-of-band energy in 2.4 GHz wireless systems
• Designed for low-loss performance in compact form factors using advanced acoustic technologies
• Suitable for integration into slim device designs requiring reliable RF filtering

Applications

• Bluetooth front ends
• WLAN front ends
• Mobile communication devices
• IoT connectivity modules

Procurement Notes

Verify the specific datasheet version and manufacturing origin before procurement, as component revisions may affect mechanical or electrical tolerances. Confirm that the 5-SMD package dimensions align with your PCB footprint requirements. Ensure compliance with local import regulations regarding EAR99 classification. Check for any recent Product Change Notifications (PCN) that might impact assembly or sourcing availability.

Selection Notes

Select this component when designing 2.4 GHz transceivers requiring precise band shaping and out-of-band rejection. Its small 1.40 x 1.10 mm footprint makes it suitable for space-constrained mobile and IoT devices. Compare its 1.9 dB insertion loss against system link budget requirements to ensure adequate signal integrity without excessive power consumption.

Part Context

This part belongs to Qualcomm’s RF front-end filter portfolio, which includes ultraBAW, ultraSAW, and TC-SAW technologies. These filters address design challenges in 5G/4G, Wi-Fi, and GNSS systems. The series supports multiband and multimode capabilities for infrastructure, consumer electronics, and industrial IoT applications, emphasizing energy efficiency and high performance.

Replacement Considerations

The B39242B9413K610 is documented as a parameter-equivalent substitute. Verify compatibility regarding pinout, thermal characteristics, and specific RF performance metrics before substitution.