DEA162450BT-1210A1

Overview

The TDK DEA162450BT-1210A1 is a surface-mount LTCC bandpass filter designed for RF signal conditioning. It operates at a center frequency of 2.45 GHz with a bandwidth of 100 MHz and a nominal insertion loss of 3 dB. The component utilizes a 0603 (1.60mm x 0.80mm) package with a maximum height of 0.026 inches (0.65 mm). It supports SMD/SMT termination types and functions within an operating temperature range of -40°C to +85°C. The device is RoHS compliant and classified under the DEA series.

Feature Summary

• Utilizes Low-Temperature Co-fired Ceramic (LTCC) technology for stable RF performance.
• Provides effective EMI/RFI suppression in compact surface-mount form factors.
• Engineered specifically for Bluetooth and 2.4GHz Wireless LAN applications.

Applications

• Bluetooth module integration
• 2.4GHz Wireless LAN (W-LAN) devices
• Smartphones and portable computing devices
• IoT wireless connectivity hardware

Procurement Notes

Verify current lifecycle status as this component is marked obsolete or not recommended for new designs. Confirm availability through authorized distributors or check for manufacturer-recommended replacement parts before initiating procurement. Ensure compliance with RoHS3 specifications and lead time requirements for legacy components.

Selection Notes

Select this component for designs requiring a 2.45 GHz bandpass filter with 100 MHz bandwidth. Ensure PCB trace width matches the required 50 ohm characteristic impedance based on specific substrate materials. Consider the 0603 footprint dimensions and thermal operating limits when integrating into space-constrained wireless modules.

Part Context

This part belongs to the TDK DEA series of multilayer chip bandpass filters. These components are engineered for high-frequency signal conditioning in consumer electronics. The DEA series addresses the growing demand for reliable wireless connectivity in smartphones, laptops, and tablets by providing efficient noise filtering.

Replacement Considerations

TDK recommends alternative parts from the same family due to obsolescence. Verify specific electrical parameter compatibility with suggested substitutes before implementation.

FAQ

What is the recommended PCB trace impedance for this filter?

The line width should be designed to match a 50 ohm characteristic impedance, depending on the PCB material used.

Is this component suitable for Bluetooth applications?

Yes, it is explicitly designed for Bluetooth and 2.4GHz W-LAN signal conditioning.