BA983-GS08 Equivalent & Substitute Parts

Part Overview

The BA983-GS08 is a standard RF diode manufactured by Vishay General Semiconductor - Diodes Division, rated for 35V peak reverse voltage with a maximum current of 100 mA in SOD-80 QuadroMELF packaging. This component is classified as obsolete, making identification of suitable substitute parts essential for ongoing design support and production continuity. The diode is designed for standard switching applications requiring low capacitance and controlled forward resistance characteristics.

Substiute Parts

BA983-GS08

Vishay General Semiconductor - Diodes DivisionIn Stock: 956BA983-GS08 Datasheet

Current PartRFQ

PMLL4153,115

Nexperia USA Inc.In Stock: 11051PMLL4153,115 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the BA983-GS08 is determined by the following critical parameters:

• Voltage Rating: The substitute must support a peak reverse voltage of at least 35V. The PMLL4153,115 provides 50V, exceeding the minimum requirement.
• Current Capacity: The substitute must handle a maximum current of at least 100 mA. The PMLL4153,115 is rated for 200mA average rectified current, providing adequate margin.
• Package Compatibility: Both the original and substitute use SOD-80 variant packaging (DO-213AC, MINI-MELF), ensuring mechanical and thermal compatibility.
• Diode Technology: Both are standard-type diodes suitable for general-purpose switching applications.
• Compliance Standards: Both parts maintain ROHS3 compliance and MSL Level 1 rating, ensuring compatibility with modern manufacturing and storage requirements.

The PMLL4153,115 meets all substitution criteria with enhanced electrical performance characteristics, including higher current capacity and improved reverse recovery time.

Parameter Comparison

Engineering Selection Recommendations

The PMLL4153,115 is the qualified substitute for the obsolete BA983-GS08 based on the following engineering criteria:

• Product Status: The PMLL4153,115 maintains active production status, ensuring long-term availability and supply chain stability compared to the obsolete BA983-GS08.
• Electrical Performance: The substitute exceeds the original specifications in voltage rating (50V vs. 35V) and current capacity (200mA vs. 100 mA), providing design margin for circuit reliability.
• Compliance Alignment: Both parts maintain identical ROHS3 compliance and MSL Level 1 ratings, ensuring compatibility with current manufacturing processes and storage protocols.
• Package Compatibility: The PMLL4153,115 is available in SOD-80 packaging, maintaining mechanical and thermal compatibility with existing PCB layouts and thermal management designs.
• Temperature Performance: The substitute supports higher junction temperature operation (200°C vs. 150°C), extending performance envelope in thermally demanding applications.

Frequently Asked Questions (FAQ)

Q: Can the PMLL4153,115 directly replace the BA983-GS08 in existing designs?

A: Yes. The PMLL4153,115 meets all critical substitution parameters: voltage rating (50V exceeds 35V requirement), current capacity (200mA exceeds 100 mA requirement), and SOD-80 package compatibility. No circuit modifications are required.

Q: What are the key differences between these parts?

A: The PMLL4153,115 provides enhanced specifications including higher voltage rating, increased current capacity, lower reverse recovery time (4 ns), and higher maximum junction temperature (200°C). These represent performance improvements over the original BA983-GS08.

Q: Are there packaging considerations for this substitution?

A: Both parts use SOD-80 variant packaging (DO-213AC, MINI-MELF). The PMLL4153,115 is supplied in Tape & Reel format, which is standard for surface mount production. Existing PCB footprints and assembly processes remain compatible.

Q: What compliance certifications apply to the substitute part?

A: The PMLL4153,115 maintains ROHS3 compliance and MSL Level 1 rating, identical to the original BA983-GS08. Both parts are REACH unaffected and classified under ECCN EAR99.

Q: Is the substitute part currently available?

A: Yes. The PMLL4153,115 is in active production status with 11,029 pieces in current inventory, providing reliable supply chain access compared to the obsolete BA983-GS08.