IRL530NSTRR Equivalent & Substitute Parts

Part Overview

The IRL530NSTRR is an N-Channel MOSFET manufactured by Infineon Technologies, rated for 100V drain-to-source voltage with 17A continuous drain current at 25°C. The device is housed in a D2PAK (TO-263-3) surface mount package and is designed for applications requiring moderate power dissipation and switching performance. The IRL530NSTRR is classified as obsolete product status, making identification of equivalent and substitute parts essential for design continuity and procurement planning. Substitute parts must maintain electrical compatibility across voltage ratings, current handling, and thermal characteristics while accommodating packaging and compliance requirements.

Key Parameters

Parameter	Value	Unit
Drain to Source Voltage (Vdss)	100	V
Continuous Drain Current (Id) @ 25°C	17	A (Tc)
Rds On (Max) @ 9A, 10V	100	mOhm
Gate Threshold Voltage (Vgs(th)) @ 250µA	2	V (Max)
Gate Charge (Qg) @ 5V	34	nC (Max)
Power Dissipation (Ta)	3.8	W
Power Dissipation (Tc)	79	W
Operating Temperature Range	-55 to 175	°C (TJ)
Package Type	D2PAK (TO-263-3)	Surface Mount

Substitute Part Grouping Explanation

Substitution logic for the IRL530NSTRR is based on the following critical parameters that must be maintained or exceeded:

Electrical Compatibility Requirements:

Drain-to-Source Voltage (Vdss): Must equal or exceed 100V
Continuous Drain Current (Id): Must equal or exceed 17A at 25°C
On-State Resistance (Rds On): Must not exceed 100mOhm at specified conditions
Gate Threshold Voltage: Must remain within ±20V maximum gate voltage rating
Power Dissipation: Must support thermal requirements at both ambient (Ta) and case (Tc) temperatures

Mechanical Compatibility Requirements:

Package: D2PAK (TO-263-3) surface mount configuration
Lead configuration: 2 leads plus tab
Mounting type: Surface mount

Compliance & Status:

Product status and RoHS compliance affect long-term availability and regulatory acceptance
Moisture sensitivity level (MSL 1) indicates unlimited shelf life

Substitute parts are grouped into two categories: parametric equivalents (identical electrical specifications with different packaging or compliance status) and manufacturer-recommended alternatives (functionally compatible with minor parameter variations).

Parameter Comparison

Parameter	IRL530NSTRR (Main)	IRL530NSTRLPBF (Parametric Equivalent)	IRL530STRRPBF (MFR Recommended)
Manufacturer	Infineon Technologies	Infineon Technologies	Vishay Siliconix
Vdss (V)	100	100	100
Id @ 25°C (A)	17	17	15
Rds On (Max) @ 9A (mOhm)	100	100	160
Vgs(th) (Max) @ 250µA (V)	2	2	2
Qg (Max) @ 5V (nC)	34	34	28
Vgs (Max) (V)	±20	±20	±10
Ciss (Max) @ 25V (pF)	800	800	930
Power Dissipation (Ta) (W)	3.8	3.8	3.7
Power Dissipation (Tc) (W)	79	79	88
Operating Temperature (°C)	-55 to 175	-55 to 175	-55 to 175
Package	D2PAK (TR)	D2PAK (CT/Digi-Reel)	D2PAK (TR)
Product Status	Obsolete	Active	Active
RoHS Status	Non-compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

IRL530NSTRLPBF (Parametric Equivalent - Primary Recommendation)

The IRL530NSTRLPBF is a direct parametric equivalent to the IRL530NSTRR with identical electrical specifications across all critical parameters: 100V Vdss, 17A continuous drain current, 100mOhm Rds On, and 34nC gate charge. The primary differences are packaging format (Cut Tape & Digi-Reel versus Tape & Reel) and product status (Active versus Obsolete). The IRL530NSTRLPBF carries ROHS3 compliance, addressing regulatory requirements for new designs. This part is suitable for direct substitution in applications where the original Tape & Reel packaging is not a procurement constraint.

IRL530STRRPBF (Manufacturer-Recommended Alternative - Secondary Option)

The IRL530STRRPBF, manufactured by Vishay Siliconix, is a functionally compatible alternative with the same 100V voltage rating and D2PAK package. Key differences include reduced continuous drain current (15A versus 17A), increased on-state resistance (160mOhm versus 100mOhm), and reduced maximum gate voltage rating (±10V versus ±20V). The IRL530STRRPBF exhibits superior thermal performance at case temperature (88W Tc versus 79W Tc). This part is suitable for applications where the 15A current rating and higher Rds On are acceptable within circuit design margins. ROHS3 compliance and active product status ensure long-term availability.

Selection Criteria:

Current Requirement: If circuit design requires the full 17A rating, select IRL530NSTRLPBF. If 15A is sufficient, IRL530STRRPBF is acceptable.
On-State Resistance: If Rds On must not exceed 100mOhm, select IRL530NSTRLPBF. The IRL530STRRPBF's 160mOhm rating increases conduction losses.
Gate Voltage Range: If gate drive voltage exceeds ±10V, select IRL530NSTRLPBF to maintain full ±20V rating.
Regulatory Compliance: Both active substitutes carry ROHS3 compliance, suitable for new designs and regulated markets.
Packaging: IRL530NSTRLPBF is available in Cut Tape format; IRL530STRRPBF is available in Tape & Reel format matching the original packaging.

Frequently Asked Questions (FAQ)

Q: Can IRL530STRRPBF replace IRL530NSTRR in all applications?

A: IRL530STRRPBF is functionally compatible but with parameter deviations. The 15A continuous drain current (versus 17A) and 160mOhm Rds On (versus 100mOhm) must be evaluated against circuit requirements. Applications operating at or near 17A continuous current or requiring minimal conduction losses should use IRL530NSTRLPBF instead.

Q: What is the difference between Tape & Reel and Cut Tape packaging?

A: Tape & Reel (TR) packaging supplies components on continuous tape wound on reels, suitable for high-volume automated assembly. Cut Tape (CT) and Digi-Reel packaging supply components on tape segments or alternative reel formats, typically for lower-volume or mixed-component orders. Both formats contain identical components; packaging selection depends on assembly equipment and order volume requirements.

Q: Why is the IRL530NSTRR marked as obsolete?

A: Obsolete status indicates the manufacturer has discontinued production. The IRL530NSTRLPBF (Active status) provides identical electrical performance and is the recommended replacement for new designs and ongoing procurement.

Q: Are there thermal performance differences between substitutes?

A: The IRL530STRRPBF exhibits higher thermal dissipation capability at case temperature (88W Tc versus 79W Tc for IRL530NSTRLPBF), but higher on-state resistance (160mOhm) increases conduction losses. Net thermal performance depends on circuit duty cycle and switching frequency. For continuous conduction applications, IRL530NSTRLPBF's lower Rds On typically results in lower overall junction temperature.

Q: What does ROHS3 compliance mean for component selection?

A: ROHS3 compliance indicates the component meets Restriction of Hazardous Substances Directive requirements, restricting lead, cadmium, mercury, and other hazardous materials. ROHS3-compliant parts are required for products sold in regulated markets (EU, China, and others). Both active substitutes carry ROHS3 compliance; the original IRL530NSTRR does not.

Q: Can gate voltage differences affect circuit design?

A: Yes. The IRL530STRRPBF maximum gate voltage is ±10V, while IRL530NSTRLPBF supports ±20V. Circuits applying gate voltages between ±10V and ±20V must use IRL530NSTRLPBF. Circuits operating within ±10V gate voltage range are compatible with both parts.

Q: How do gate charge differences impact switching performance?

A: Gate charge (Qg) affects switching speed and gate drive power requirements. IRL530NSTRLPBF has 34nC gate charge; IRL530STRRPBF has 28nC. Lower gate charge (IRL530STRRPBF) enables faster switching and reduced gate drive losses. For applications sensitive to switching speed, compare gate charge specifications against gate driver capabilities.

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