MLPF-WB55-02E3

Overview

The MLPF-WB55-02E3 is a low-pass RF filter designed for 2.4 GHz applications, specifically serving as a companion chip for the STM32WB55 series. It integrates an impedance matching network and harmonics filter to maximize RF performance. The component operates with a center frequency of 2.45 GHz and a bandwidth of 100 MHz. Key electrical specifications include an insertion loss of 1.2 dB and a 50 Ohm system impedance. It is housed in a compact 6-SMD, no-lead package measuring 1.60 mm x 1.00 mm x 0.40 mm.

Feature Summary

• Integrates impedance matching network and harmonics filter
• Tailored for STM32WB55 series compatibility
• Optimized for high RF performance

Applications

• Signal conditioning for Bluetooth Low Energy (BLE) modules
• IoT device RF front-end design
• Companion filtering for STM32WB55 wireless microcontrollers

Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to ensure correct packaging and tape-and-reel specifications. Confirm RoHS compliance status and moisture sensitivity level requirements prior to procurement. Ensure the selected variant matches the required EDA model for accurate PCB layout integration.

Selection Notes

Select this component when designing RF circuits for the STM32WB55 family requiring integrated matching and filtering. Consider the 6-SMD footprint dimensions for space-constrained layouts. Evaluate the 1.2 dB insertion loss against system link budget requirements. Verify compatibility with 50 Ohm transmission line designs.

Part Context

This part belongs to the MLPF series from STMicroelectronics, specialized for wireless connectivity solutions. It addresses the need for compact, high-performance RF filtering in modern IoT devices. The component simplifies design by combining matching and filtering functions into a single surface-mount package.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult STMicroelectronics technical support or authorized distributors for qualified alternatives if this specific part number is unavailable.