MA09681

Overview

The MA09681 is a Surface Acoustic Wave (SAW) filter manufactured by Golledge Electronics Ltd. It operates at a nominal center frequency of 1575 MHz, specifically tuned to 1.57542 GHz for GPS applications. The device features a 5-SMD, no-lead surface mount package with an input impedance of 50 ohms. Key electrical specifications include a maximum insertion loss of 1.5 dB and a signal bandwidth support of up to 2 MHz. The component is designed for high-frequency RF filtering in communication systems.

Feature Summary

• Surface Acoustic Wave technology for precise frequency selection
• Optimized for Global Positioning System signal processing
• Compact surface-mount construction for automated assembly

Applications

• GPS receiver front-end filtering
• Satellite navigation system modules
• Wireless communication devices requiring L-band filtering

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to ensure correct pinout and tolerance options. Confirm RoHS compliance status and moisture sensitivity level requirements for your assembly process. Check for any recent design changes or obsolescence notices directly from Golledge Electronics before finalizing procurement plans.

Selection Notes

Select this component when a compact SAW filter is required for 1.575 GHz applications with low insertion loss constraints. Ensure the circuit design accommodates the 50-ohm impedance matching. Consider the physical dimensions of the 5-SMD package for PCB layout compatibility. Validate that the 2 MHz bandwidth meets the specific signal processing needs of the target application.

Part Context

This part belongs to Golledge Electronics' portfolio of RF SAW filters. The company specializes in passive components for telecommunications and navigation. The MA series typically targets global positioning and satellite communication markets, offering reliable performance in miniaturized form factors suitable for modern electronic devices.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Consult the manufacturer for direct equivalents or cross-reference guides.