BSC020N025S G Equivalent & Substitute Parts

Part Overview

The BSC020N025S G is an N-Channel MOSFET manufactured by Infineon Technologies, part of the OptiMOS™ series. This device is rated for 25V drain-to-source voltage with continuous drain current of 30A at Ta and 100A at Tc. The part is classified as Obsolete, necessitating identification of equivalent and substitute components for ongoing design requirements and procurement needs.

Substiute Parts

BSC020N025S G

Infineon TechnologiesIn Stock: 1172BSC020N025S G Datasheet

Current PartRFQ

BSC025N03MSGATMA1

Infineon TechnologiesIn Stock: 1058BSC025N03MSGATMA1 Datasheet

MFR RecommendedRFQ

CSD16321Q5

Texas InstrumentsIn Stock: 37669CSD16321Q5 Datasheet

MFR RecommendedRFQ

CSD16325Q5

Texas InstrumentsIn Stock: 16949CSD16325Q5 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the BSC020N025S G is determined by the following critical parameters:

Voltage Rating: All substitute parts must maintain a Vdss rating equal to or greater than 25V to ensure safe operation within the original design envelope.

Current Capability: Continuous drain current at Tc (thermal case) must equal or exceed 100A. Continuous drain current at Ta (ambient) may vary within acceptable design margins.

Package Compatibility: The original part uses 8-PowerTDFN (PG-TDSON-8-1) surface mount package. Substitute parts must use identical or mechanically compatible packages to ensure PCB layout compatibility.

On-Resistance (Rds On): The maximum on-resistance specification determines power dissipation characteristics. Substitute parts with equal or lower Rds On values are acceptable.

Gate Charge and Input Capacitance: These parameters affect switching speed and gate drive requirements. Variations within the specified ranges do not preclude substitution.

Operating Temperature Range: All substitute parts must support the -55°C to 150°C operating range.

Parameter Comparison

Engineering Selection Recommendations

BSC025N03MSGATMA1 (Infineon Technologies): This part maintains manufacturer continuity within the OptiMOS™ series and is classified as Active product status. The 30V Vdss rating provides increased voltage margin over the original 25V specification. The part meets 100A continuous drain current at Tc and maintains the identical 8-PowerTDFN package footprint. ROHS3 compliance is confirmed. This substitute is suitable for direct replacement in applications where the higher voltage rating does not create design conflicts.

CSD16321Q5 (Texas Instruments): This NexFET™ series part matches the 25V Vdss rating and achieves 100A continuous drain current at Tc. The part is classified as Active product status with ROHS3 compliance. The 8-VSON-CLIP (5x6) package is mechanically compatible with the original 8-PowerTDFN footprint. Gate charge and input capacitance are significantly lower than the original part, resulting in reduced switching losses. This substitute is suitable for applications where lower gate drive requirements are beneficial.

CSD16325Q5 (Texas Instruments): This NexFET™ series part matches the 25V Vdss rating and achieves 100A continuous drain current at Tc. The part is classified as Active product status. The 8-VSON-CLIP (5x6) package is mechanically compatible with the original 8-PowerTDFN footprint. On-resistance is equivalent to the original part at 2 mOhm. Gate charge and input capacitance are lower than the original part. This substitute is suitable for direct replacement in applications requiring matched electrical performance.

Frequently Asked Questions (FAQ)

Q: Can BSC025N03MSGATMA1 be used as a direct replacement for BSC020N025S G?

A: Yes. Both parts use the identical 8-PowerTDFN package and achieve 100A continuous drain current at Tc. The BSC025N03MSGATMA1 has a higher Vdss rating (30V vs. 25V), which does not prevent substitution. The part is Active status, ensuring ongoing availability.

Q: What is the difference between the Infineon and Texas Instruments substitute options?

A: BSC025N03MSGATMA1 maintains the same manufacturer and series as the original part. CSD16321Q5 and CSD16325Q5 are from Texas Instruments NexFET™ series and feature significantly lower gate charge (19-25 nC vs. 66 nC), resulting in faster switching and reduced gate drive power requirements. Both Texas Instruments parts use 8-VSON-CLIP packaging, which is mechanically compatible with the original 8-PowerTDFN footprint.

Q: Are the package dimensions identical between 8-PowerTDFN and 8-VSON-CLIP?

A: Both packages are 8-pin surface mount devices with compatible footprints for PCB layout purposes. The 8-VSON-CLIP (5x6) and 8-PowerTDFN (PG-TDSON-8-1) are mechanically interchangeable in standard PCB designs.

Q: Does the higher gate charge of BSC025N03MSGATMA1 affect circuit performance?

A: Gate charge affects switching speed and gate drive power consumption. The BSC025N03MSGATMA1 has higher gate charge (98 nC @ 10V) compared to the original part (66 nC @ 5V). This requires evaluation of gate driver capability in the specific application circuit.

Q: Which substitute part has the lowest on-resistance?

A: CSD16325Q5 and BSC020N025S G both specify 2 mOhm on-resistance. CSD16321Q5 specifies 2.4 mOhm, and BSC025N03MSGATMA1 specifies 2.5 mOhm. Lower on-resistance reduces power dissipation in high-current applications.

Q: Are all substitute parts RoHS compliant?

A: BSC025N03MSGATMA1 and CSD16321Q5 are confirmed ROHS3 compliant. CSD16325Q5 RoHS status is not specified in the provided data.

Q: What is the inventory status of these substitute parts?

A: BSC025N03MSGATMA1 has 1042 pieces in stock. CSD16321Q5 has 37640 pieces in stock. CSD16325Q5 has 16920 pieces in stock. All parts are listed as New Original.