STPTIC-33F1M6

Overview

The STPTIC-33F1M6 is a BST tunable integrated RF capacitor manufactured by STMicroelectronics. It operates within the frequency range of 700MHz to 3GHz, supporting applications such as GSM, LTE, and W-CDMA. The device is housed in a compact 6-UQFN (1.6x1.2) package. It provides a capacitance tuning range from approximately 0.6 pF to 3.3 pF, achieving a tuning ratio of around 5.5:1. This component is designed for analog tunable capacitor requirements in RF systems.

Feature Summary

• Integrated BST tunable RF capacitor architecture
• Supports GSM, LTE, and W-CDMA frequency bands
• Compact 6-UQFN surface mount packaging

Applications

• GSM RF front-end tuning
• LTE antenna matching networks
• W-CDMA signal processing circuits

Procurement Notes

Verify current availability status as this component may be subject to limited supply or end-of-life conditions. Confirm package integrity and RoHS compliance through official datasheets before integration. Check for authorized distribution channels to ensure authenticity. Validate pinout compatibility with existing PCB layouts. Review environmental specifications for operational temperature ranges.

Selection Notes

Select this component for designs requiring precise analog capacitance tuning in the 700MHz to 3GHz range. Ensure the system accommodates the specific tuning ratio and voltage characteristics. Consider the small footprint for space-constrained mobile applications. Verify interface requirements match the BST control mechanism. Evaluate thermal performance within the UQFN package constraints.

Part Context

This part belongs to the STPTIC series of tunable capacitors from STMicroelectronics. It serves as an alternative to discrete variable capacitor solutions in RF paths. The series focuses on miniaturization and integration for modern wireless communication standards. It replaces traditional mechanical trimmers with solid-state tuning capabilities.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Cross-reference with other STPTIC series variants if functional equivalence is required. Verify pin-to-pin compatibility and electrical parameter alignment when considering alternatives.