BFS17PE6752HTSA1 Equivalent & Substitute Parts

Part Overview

The BFS17PE6752HTSA1 is an RF Transistor NPN manufactured by Infineon Technologies, designed for surface mount applications in RF circuits. This device operates at 15V collector-emitter breakdown voltage with a maximum frequency transition of 1.4GHz and delivers 280mW maximum power dissipation. The part is classified as Last Time Buy, indicating discontinued production status. Identification of equivalent and substitute parts is necessary to ensure design continuity and procurement availability for ongoing production and maintenance applications.

Substiute Parts

BFS17PE6752HTSA1

Infineon TechnologiesIn Stock: 751BFS17PE6752HTSA1 Datasheet

Current PartRFQ

MRF428

MACOM Technology SolutionsIn Stock: 1498MRF428 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution analysis for the BFS17PE6752HTSA1 is based on the following critical parameters that define functional equivalence:

Primary Substitution Criteria:

• Transistor Type: NPN configuration
• Voltage Rating: Collector-Emitter Breakdown voltage must equal or exceed 15V
• Frequency Performance: Transition frequency must support 1.4GHz operation
• Power Dissipation: Maximum power rating must accommodate 280mW
• Current Handling: Collector current capability must meet or exceed 25mA
• DC Current Gain: hFE characteristics must support circuit biasing requirements
• Mounting Configuration: Surface mount or compatible package form factor
• Compliance: RoHS3 and REACH compliance status

The MRF428 is identified as a manufacturer-recommended substitute. However, this part exhibits significant parameter divergence from the BFS17PE6752HTSA1, including higher voltage rating (55V vs. 15V), substantially higher power rating (150W vs. 280mW), higher collector current (20A vs. 25mA), and different mounting type (Chassis Mount vs. Surface Mount). These differences indicate the MRF428 operates in a different application class and is not a direct functional equivalent for surface mount RF circuits operating at the specified 15V, 1.4GHz parameters.

Parameter Comparison

Engineering Selection Recommendations

Product Status Consideration: The BFS17PE6752HTSA1 carries Last Time Buy status, indicating end-of-life production. Current inventory of 716 pieces is available from original stock. The MRF428 is listed as Active product status with 1404 pieces in inventory.

Compliance Alignment: Both parts maintain ROHS3 compliance and MSL Level 1 (Unlimited) moisture sensitivity rating, satisfying environmental and handling requirements for equivalent applications.

Substitution Feasibility: Direct substitution of the MRF428 for the BFS17PE6752HTSA1 is not supported based on provided parameters. The MRF428 represents a different device class: a high-power, high-current chassis-mount RF transistor designed for power amplification applications, whereas the BFS17PE6752HTSA1 is a low-power surface-mount RF transistor for small-signal RF circuits. Mounting type incompatibility (Chassis Mount vs. Surface Mount), package form factor differences (211-11 vs. SOT-23-3), and operating point divergence preclude direct board-level substitution.

Procurement Strategy: For applications currently using BFS17PE6752HTSA1, secure remaining available inventory from original stock. For new designs or long-term production planning, consult device datasheets and application requirements to identify surface-mount NPN RF transistors with compatible 15V voltage rating, 1.4GHz frequency capability, and 280mW power dissipation within the SOT-23-3 package family.

Frequently Asked Questions (FAQ)

Q: Can the MRF428 replace the BFS17PE6752HTSA1 in existing circuit boards?

A: No. The MRF428 uses a Chassis Mount 211-11 package, while the BFS17PE6752HTSA1 uses a surface-mount SOT-23-3 package. These are physically and electrically incompatible form factors for PCB integration.

Q: What makes these parts different despite both being NPN RF transistors?

A: The BFS17PE6752HTSA1 is a small-signal RF transistor rated for 15V, 25mA, and 280mW, designed for low-power RF circuits. The MRF428 is a power RF transistor rated for 55V, 20A, and 150W, designed for high-power amplification. They serve different application classes.

Q: Are there parameter overlaps that suggest substitution?

A: Both parts are NPN transistors with RoHS3 compliance and MSL Level 1 ratings. However, the voltage, current, power, frequency, and package differences are too significant to support functional equivalence in the same circuit design.

Q: What should I do if the BFS17PE6752HTSA1 is no longer available?

A: Identify alternative surface-mount NPN RF transistors from the same or equivalent manufacturers that match the 15V voltage rating, 1.4GHz frequency requirement, 280mW power dissipation, and SOT-23-3 package specification. Consult device datasheets to confirm electrical parameter compatibility before design implementation.

Q: Does the higher voltage rating of the MRF428 make it suitable as a conservative substitute?

A: No. Higher voltage rating alone does not ensure substitution viability. The MRF428's Chassis Mount package, 20A collector current, 150W power rating, and unspecified transition frequency make it unsuitable for surface-mount small-signal RF applications designed around the BFS17PE6752HTSA1 specifications.