DEA252450BT-7022B1

Overview

The TDK DEA252450BT-7022B1 is a surface-mount bandpass RF filter designed for signal conditioning applications. It operates at a center frequency of 2.45 GHz with a bandwidth of 100 MHz. The component features an insertion loss of 2.7 dB and ripple of 0.2 dB. It utilizes a 1008 (2520 Metric) package with dimensions of 2.50mm x 2.00mm x 1.00mm maximum height. The device supports a 50 Ohm impedance and functions within a temperature range of -40°C to +85°C.

Feature Summary

• Provides RF signal filtering with specified center frequency and bandwidth characteristics
• Utilizes a compact surface-mount package for board integration
• Designed for operation in standard industrial temperature ranges

Applications

• Wireless communication systems operating at 2.45 GHz
• RF signal conditioning circuits
• EMI/RFI suppression in electronic devices

Procurement Notes

Verify component status as the manufacturer indicates this part may be obsolete or subject to discontinuation. Confirm availability through authorized distributors, as stock levels vary. Ensure compatibility with existing design specifications regarding package type and electrical parameters before procurement. Check for alternative components if long-term supply is required.

Selection Notes

Select this component for applications requiring precise bandpass filtering at 2.45 GHz. Consider the 1008 package size for space-constrained designs. Evaluate insertion loss and ripple specifications against system requirements. Verify thermal performance within the specified operating temperature range. Ensure impedance matching for optimal signal transmission.

Part Context

This component belongs to the TDK DEA series of LTCC bandpass filters. These filters are engineered for high-performance RF applications. The series offers various center frequencies and bandwidth options. The DEA252450BT-7022B1 specifically targets the 2.45 GHz ISM band. It represents a solution for compact RF front-end designs.

Replacement Considerations

DEA252442BT-7022B1 is listed as an alias for this part number. Verify functional equivalence before substitution. Other DEA series variants may offer different center frequencies or bandwidths. Consult official documentation for pinout and parameter comparisons.