The SMV1135-004LF is a silicon hyperabrupt junction varactor diode from Skyworks Solutions Inc. It is designed for voltage-variable capacitance applications, offering a wide tuning range and excellent performance in various RF and microwave circuits. This diode is commonly used where precise and reliable capacitance control is required.

Applications:

• Voltage Controlled Oscillators (VCOs)
• Tunable Filters
• Phase Shifters
• Frequency Synthesizers
• Matching Networks

Features:

• Hyperabrupt Junction: Provides a large capacitance tuning ratio.
• Low Series Resistance: Minimizes insertion loss in tuned circuits.
• High Q Factor: Ensures minimal signal degradation.
• Surface Mount Package: Facilitates automated assembly and compact designs.
• Lead-Free: RoHS compliant, contributing to environmental sustainability.

Benefits:

• Precise Tuning: Allows for accurate frequency control in VCOs and tunable filters.
• Improved Circuit Performance: Low series resistance and high Q factor enhance overall circuit efficiency.
• Compact Design: Small package size enables integration into space-constrained applications.
• Reliable Operation: Skyworks' reputation ensures consistent and dependable performance.
• Environmentally Friendly: Lead-free construction aligns with environmental regulations.

Additional Details:

The SMV1135-004LF's design emphasizes a wide capacitance variation with respect to the applied voltage, enabling a broad tuning range. The low series resistance is important for maintaining a high Q factor in resonant circuits, thereby reducing losses and improving signal integrity. Its surface-mount package is tailored for efficient, cost-effective manufacturing and is well-suited for modern circuit board designs.

Typical Specifications:

Capacitance @ 2V: ~4.7 pF

Capacitance Ratio: ~4.8 (typical)

Q Factor: ~50 @ 50 MHz

Package: SC-70

Breakdown Voltage: >15V