Equivalent & Substitute Parts Reference for 2SC4095-T1-A

Part Overview

The 2SC4095-T1-A, manufactured by CEL, is an NPN RF bipolar junction transistor (BJT) designed for high-frequency applications up to 10GHz. Key performance characteristics include a maximum collector-emitter voltage of 10V, maximum collector current of 35mA, and typical noise figure of 1.8dB at 2GHz. The product is classified as obsolete, necessitating the identification and selection of substitute models to ensure continued design support and spare part availability.

Substiute Parts

2SC4095-T1-A

CELIn Stock: 11792SC4095-T1-A Datasheet

Current PartRFQ

BFU520VL

NXP USA Inc.In Stock: 1068BFU520VL Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts are selected based strictly on the following electrical and mechanical parameters:

• Transistor Type (NPN)
• Maximum Collector-Emitter Breakdown Voltage
• Transition Frequency
• Noise Figure at specified frequency
• Gain
• Maximum Power
• Minimum DC Current Gain at given test current and voltage
• Maximum Collector Current
• Operating Temperature
• Mounting Type
• Package / Case
• Supplier Device Package
• Moisture Sensitivity Level
• REACH Status
• ECCN
• HTSUS

All listed substitutes match the above parameters per the provided data.

Parameter Comparison

Engineering Selection Recommendations

Selection of substitute RF transistors for 2SC4095-T1-A must be based on product status (obsolete vs active), verified compliance with RoHS and REACH requirements, and matching ECCN/HTSUS designations. BFU520VL provides an active and ROHS3 compliant alternative, with matching MSL and REACH unaffected status, and ECCN classification of EAR99. Package format (SOT-143B/TO-253-4, TO-253AA) aligns with the original part. Inventory status is also listed for reference.

Frequently Asked Questions (FAQ)

Q: What defines compatibility when selecting substitute RF BJTs?
A: Compatibility is based on transistor type, collector-emitter voltage, transition frequency, noise figure, gain, maximum collector current, maximum power dissipation, operating temperature range, package/case, mounting type, and compliance/certification status.

Q: Is package/case format interchangeable between SOT-143 and SOT-143B?
A: Both SOT-143 and SOT-143B are surface-mount TO-253-4, TO-253AA formats as specified, enabling substitution within these mechanical constraints per the provided data.

Q: Do substitutes need to match or exceed ECCN and REACH compliance status?
A: Substitute parts should match ECCN (EAR99), REACH status (Unaffected), and Moisture Sensitivity Level (1 Unlimited) as stated.

Q: Can maximum collector current differ in a substitute component?
A: Maximum collector current must not exceed that specified for the circuit. Based on parameters given, alternatives with lower maximum collector current are listed.

Q: Why is substitution necessary for 2SC4095-T1-A?
A: 2SC4095-T1-A is classified as obsolete, making it necessary to identify active RF BJT alternatives with matching key parameters and compliance status.

Q: Are all substitutes listed RoHS compliant?
A: BFU520VL substitute is listed as ROHS3 compliant. RoHS compliance should be verified per design requirements.