1850BL15A050001E

Overview

The 1850BL15A050001E is an RF balun from Johanson Technology's BL series, designed for signal conditioning in wireless applications. It operates within a frequency range of 1.7 GHz to 2 GHz, centered at 1.85 GHz. The component provides a 1:4 impedance transformation ratio, converting between 50 Ohm unbalanced and 50 Ohm balanced ports. It is housed in a compact 0805 (2012 metric) surface-mount package with SMD/SMT termination. The device supports a minimum operating temperature of -40°C and a maximum of +85°C.

Feature Summary

• Provides 1:4 impedance transformation between 50 Ohm unbalanced and 50 Ohm balanced ports
• Optimized for operation within the 1.7 GHz to 2 GHz frequency range
• Utilizes a compact 0805 surface-mount package for efficient PCB space utilization

Applications

• Wireless LAN (WLAN) systems
• Bluetooth low energy (BLE) transceivers
• Zigbee communication modules
• RFID reader circuits

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to ensure compatibility with required packaging options such as tape and reel or cut tape. Confirm that the component status aligns with project requirements, as availability may vary by region. Cross-reference the RoHS compliance details with local regulatory standards before finalizing procurement orders.

Selection Notes

Select this component when a 1:4 balun is required for sub-2 GHz ISM band applications. Ensure the design accommodates the 0805 footprint and thermal limits of -40°C to +85°C. Verify that the 50 Ohm to 50 Ohm impedance match aligns with the surrounding RF circuit topology. Consider the BL series characteristics for integration into compact wireless devices requiring minimal insertion loss.

Part Context

This part belongs to Johanson Technology's BL series of high-frequency ceramic solutions. The series focuses on miniaturized passive components for RF front-end modules. The 1850BL15A050001E specifically addresses needs for balanced-to-unbalanced conversion in compact wireless form factors, supporting modern IoT and short-range communication protocols.

Replacement Considerations

The 1850BL15B050E is listed as an alternative part number within the same product family. Verify functional equivalence and pinout compatibility before substitution. Check for any changes in packaging or manufacturing status that may affect supply chain continuity.