R577443047 RF Switch IC DPDT 18GHz Equivalent & Substitute Parts

Part Overview

The R577443047 is an RF Switch IC featuring DPDT (Double Pole Double Throw) topology designed for general-purpose RF switching applications up to 18GHz. Manufactured by Radiall USA, Inc., this component operates across the frequency range of 0Hz to 18GHz with 50Ohm impedance and is part of the RAMSES series. The device is currently in active production status with 693 units available in inventory.

Identifying equivalent and substitute parts is necessary when the primary part number becomes unavailable, when supply chain constraints occur, or when design flexibility is required for procurement optimization while maintaining identical electrical and mechanical performance specifications.

Substiute Parts

R577443047

Radiall USA, Inc.In Stock: 795R577443047 Datasheet

Current PartRFQ

R577413000

Radiall USA, Inc.In Stock: 782R577413000 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of RF Switch IC components is determined by strict equivalence across all critical electrical and mechanical parameters. The R577443047 and its substitute part R577413000 share identical specifications in the following key areas:

Electrical Performance Parameters:

• DPDT circuit topology
• 0Hz to 18GHz frequency range
• 50Ohm characteristic impedance
• 60dB minimum isolation
• 0.5dB maximum insertion loss at 18GHz test frequency
• 24V to 30V supply voltage requirement
• -40°C to 85°C operating temperature range

Mechanical and Packaging Parameters:

• Module form factor with SMA connectors
• RoHS3 compliance certification

These parameters define the functional interchangeability of the substitute part within the same application circuit and system design.

Parameter Comparison

Engineering Selection Recommendations

Both the R577443047 and R577413000 are active production components manufactured by Radiall USA, Inc., ensuring ongoing availability and supply chain stability. Both parts maintain ROHS3 compliance, satisfying environmental and regulatory requirements for commercial and industrial applications.

The R577413000 substitute part carries additional compliance certifications including REACH Affected status and EAR99 export classification, which may be relevant for applications subject to international trade regulations or specific customer compliance requirements.

Selection between these two part numbers should be based on procurement availability, inventory levels, and any customer-specific compliance documentation requirements. Both parts are electrically and mechanically interchangeable within RF switching circuit designs operating within the specified frequency, impedance, and power supply parameters.

Frequently Asked Questions (FAQ)

Q: Are R577443047 and R577413000 electrically interchangeable?

A: Yes. Both parts feature identical DPDT circuit topology, operate across 0Hz to 18GHz frequency range, maintain 50Ohm impedance, and deliver 60dB isolation with 0.5dB maximum insertion loss. They operate from identical 24V to 30V supply voltage and share the same -40°C to 85°C temperature range.

Q: Do both parts use the same physical connectors?

A: Yes. Both the R577443047 and R577413000 are packaged as modules with SMA connectors, ensuring mechanical compatibility in existing circuit board layouts and RF signal path designs.

Q: What is the difference between these two part numbers?

A: The electrical and mechanical specifications are identical. The R577413000 includes additional compliance documentation including REACH Affected status and EAR99 export classification. Both parts are manufactured by Radiall USA, Inc., and maintain active production status.

Q: Can I substitute R577413000 for R577443047 in my existing design?

A: Yes. The substitute part meets all electrical performance requirements, operates within identical frequency and impedance specifications, and uses the same SMA connector package. No circuit modifications are required.

Q: Are both parts RoHS compliant?

A: Yes. Both R577443047 and R577413000 are ROHS3 compliant, meeting environmental and hazardous substance restrictions for commercial and industrial applications.

Q: What supply voltage do these RF switches require?

A: Both parts operate from a 24V to 30V DC supply voltage. Ensure your power supply design accommodates this voltage range for proper device operation.

Q: What is the maximum frequency these switches support?

A: Both parts are rated for operation up to 18GHz, with a minimum isolation specification of 60dB and maximum insertion loss of 0.5dB at the 18GHz test frequency.