IRF9530STRR Equivalent & Substitute Parts

Part Overview

The IRF9530STRR is a P-Channel MOSFET manufactured by Vishay Siliconix, rated for 100V drain-to-source voltage with 12A continuous drain current in a surface mount TO-263 (D2PAK) package. This device is classified as obsolete, which necessitates identification of equivalent and substitute components for ongoing design support and procurement.

The IRF9530STRR serves in applications requiring P-Channel switching and linear regulation at moderate voltage and current levels. Due to its obsolete status, active alternatives with equivalent or enhanced electrical characteristics are required for new designs and production continuity.

Substiute Parts

IRF9530STRR

Vishay SiliconixIn Stock: 791IRF9530STRR Datasheet

Current PartRFQ

IRF9530STRLPBF

Vishay SiliconixIn Stock: 1220IRF9530STRLPBF Datasheet

Parametric EquivalentRFQ

IRF9530STRRPBF

Vishay SiliconixIn Stock: 1993IRF9530STRRPBF Datasheet

Parametric EquivalentRFQ

IRF9530NSTRLPBF

Infineon TechnologiesIn Stock: 21246IRF9530NSTRLPBF Datasheet

MFR RecommendedRFQ

IXTA18P10T

IXYSIn Stock: 23263IXTA18P10T Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the IRF9530STRR is determined by the following critical parameters:

Electrical Compatibility Requirements:

• Drain-to-Source Voltage (Vdss): Must equal or exceed 100V
• Channel Type: Must be P-Channel
• Continuous Drain Current (Id): Must meet or exceed 12A at 25°C
• Gate Threshold Voltage (Vgs(th)): Must be compatible with 4V maximum specification
• Maximum Gate Voltage (Vgs): Must accommodate ±20V operation
• Operating Temperature Range: Must span -55°C to 175°C

Package and Mechanical Compatibility:

• Mounting Type: Surface Mount required
• Package Family: TO-263 (D2PAK) or equivalent footprint compatibility
• Lead Configuration: 2 Leads + Tab standard

Compliance and Status:

• Product Status: Active status preferred for long-term availability
• RoHS Compliance: ROHS3 Compliant variants preferred for regulatory alignment

Substitute parts are grouped into two categories: parametric equivalents (identical electrical specifications with different packaging or compliance status) and manufacturer-recommended alternatives (enhanced performance characteristics within the same voltage and package class).

Parameter Comparison

Engineering Selection Recommendations

Parametric Equivalents (Vishay Siliconix IRF9530 Series):

IRF9530STRLPBF and IRF9530STRRPBF are direct parametric equivalents to the IRF9530STRR, offering identical electrical characteristics with 100V Vdss, 12A Id, and 300 mOhm Rds On. Both variants are in active product status with ROHS3 compliance, addressing the obsolescence of the original part. The primary distinction between these equivalents is packaging format: IRF9530STRLPBF is supplied in Cut Tape (CT) & Digi-Reel® format with 1150 units in stock, while IRF9530STRRPBF is supplied in Tape & Reel (TR) format with 1961 units in stock. Selection between these variants depends on procurement volume and assembly line requirements.

Manufacturer-Recommended Alternative (Infineon IRF9530NSTRLPBF):

The IRF9530NSTRLPBF from Infineon Technologies provides enhanced performance within the same 100V voltage class. This device delivers 14A continuous drain current (compared to 12A), reduced on-resistance of 200 mOhm (compared to 300 mOhm), and maintains full compatibility with the -55°C to 175°C operating range. The higher current rating and lower on-resistance result in improved thermal performance (79W Tc versus 88W Tc). This part is active with ROHS3 compliance and offers 21200 units in stock, providing superior availability. The IRF9530NSTRLPBF is suitable for applications where enhanced current handling and reduced power dissipation are beneficial.

Performance-Enhanced Alternative (IXYS IXTA18P10T):

The IXTA18P10T from IXYS represents a performance-enhanced substitute with 18A continuous drain current and 120 mOhm on-resistance, delivering significant improvements in current capacity and thermal efficiency. This device maintains 100V Vdss and is housed in TO-263AA package compatible with D2PAK footprints. The IXTA18P10T operates across -55°C to 150°C (5°C lower maximum than the original), is ROHS3 compliant, and has 23200 units in stock. The reduced maximum gate voltage specification (±15V versus ±20V) and higher input capacitance (2100 pF versus 860 pF) require circuit evaluation for gate drive compatibility. This part is recommended for applications requiring maximum current handling and thermal performance within the 100V class.

Frequently Asked Questions (FAQ)

Q: Can IRF9530STRLPBF or IRF9530STRRPBF be used as direct replacements for IRF9530STRR?

A: Yes. Both parts are parametric equivalents with identical electrical specifications (100V Vdss, 12A Id, 300 mOhm Rds On, 4V Vgs(th), 38 nC Qg). The primary differences are product status (Active versus Obsolete) and packaging format (Cut Tape/Digi-Reel versus Tape & Reel). Both are ROHS3 compliant and compatible with TO-263 (D2PAK) footprints. Selection depends on procurement volume and assembly requirements.

Q: What are the key differences between the Infineon IRF9530NSTRLPBF and the original IRF9530STRR?

A: The IRF9530NSTRLPBF offers enhanced performance: 14A continuous drain current (versus 12A), 200 mOhm on-resistance (versus 300 mOhm), and 58 nC gate charge (versus 38 nC). Both maintain 100V Vdss and -55°C to 175°C operating range. The lower on-resistance reduces power dissipation and heat generation. The higher gate charge requires verification of gate drive circuit capability. The IRF9530NSTRLPBF is active with superior stock availability.

Q: Is the IXTA18P10T suitable for all applications using IRF9530STRR?

A: The IXTA18P10T provides superior current handling (18A versus 12A) and lower on-resistance (120 mOhm versus 300 mOhm), making it suitable for applications where these enhancements are beneficial. However, three parameters require circuit evaluation: maximum gate voltage is ±15V (versus ±20V), input capacitance is 2100 pF (versus 860 pF), and maximum operating temperature is 150°C (versus 175°C). Gate drive circuits must accommodate the higher capacitance and lower voltage rating.

Q: Are all substitute parts compatible with the TO-263 (D2PAK) footprint?

A: Yes. All substitute parts use TO-263 or TO-263AA package variants, which share the same D2PAK footprint with 2 leads plus tab configuration. Direct PCB footprint compatibility is maintained across all listed alternatives.

Q: What is the significance of RoHS compliance status?

A: The original IRF9530STRR is RoHS non-compliant, while all substitute parts (IRF9530STRLPBF, IRF9530STRRPBF, IRF9530NSTRLPBF, and IXTA18P10T) are ROHS3 compliant. ROHS3 compliance is required for products sold into regulated markets and is mandatory for many OEM procurement specifications. Substitution to ROHS3-compliant parts ensures regulatory alignment and future market access.

Q: Which substitute part offers the best stock availability?

A: The IXTA18P10T has the highest inventory level at 23200 units in stock, followed by the IRF9530NSTRLPBF at 21200 units. The Vishay equivalents (IRF9530STRRPBF at 1961 units and IRF9530STRLPBF at 1150 units) have lower availability. For applications with high-volume procurement requirements, the IXYS or Infineon alternatives provide superior supply chain security.

Q: Can gate drive circuits designed for IRF9530STRR be used with all substitutes without modification?

A: Gate drive circuits designed for ±20V operation are compatible with all substitutes. However, the IXTA18P10T has a maximum gate voltage rating of ±15V, requiring verification that gate drive signals do not exceed this limit. Additionally, the IXTA18P10T's higher input capacitance (2100 pF versus 860 pF) may require gate drive current capability assessment to ensure adequate switching speed.