IRFS59N10DTRLP N-Channel 100V 59A MOSFET Equivalent & Substitute Parts

Part Overview

The IRFS59N10DTRLP is an N-Channel MOSFET manufactured by Infineon Technologies, rated for 100V drain-to-source voltage with 59A continuous drain current in the D2PAK surface mount package. This device belongs to the HEXFET® series and is classified as obsolete. Due to its obsolete status, equivalent and substitute parts from active product lines are necessary to maintain design continuity and ensure long-term component availability for new designs and production runs.

Key Parameters

Parameter	Value	Unit
Drain-to-Source Voltage (Vdss)	100	V
Continuous Drain Current (Id) @ 25°C	59	A (Tc)
On-State Resistance (Rds On Max) @ Id, Vgs	25 mOhm @ 35.4A, 10V	mOhm
Gate-Source Threshold Voltage (Vgs(th) Max)	5.5	V @ 250µA
Gate Charge (Qg Max) @ Vgs	114	nC @ 10V
Input Capacitance (Ciss Max) @ Vds	2450	pF @ 25V
Power Dissipation (Max)	3.8W (Ta), 200W (Tc)	W
Operating Temperature Range	-55 to 175	°C (TJ)
Package Type	D2PAK (TO-263-3)	Surface Mount
Product Status	Obsolete	-
RoHS Compliance	ROHS3 Compliant	-

Substitute Part Grouping Explanation

Substitution of the IRFS59N10DTRLP is determined by strict adherence to the following electrical and mechanical parameters:

Critical Matching Parameters:

Drain-to-Source Voltage (Vdss): 100V (exact match required)
Package Type: D2PAK / TO-263-3 surface mount (mechanical compatibility)
FET Type: N-Channel MOSFET (functional requirement)
Technology: Metal Oxide Semiconductor (functional requirement)
Operating Temperature Range: Minimum -55°C to 175°C (thermal compatibility)
RoHS Compliance: ROHS3 Compliant (regulatory requirement)

Allowable Variation Parameters:

Continuous Drain Current (Id): Substitute parts rated 40A or higher satisfy applications requiring 59A operation
On-State Resistance (Rds On): Lower values indicate improved performance; higher values require thermal analysis
Gate Charge (Qg): Variation acceptable within switching speed requirements
Power Dissipation: Higher ratings provide thermal margin; lower ratings require thermal verification
Vgs(th): Variation within ±20V to ±30V maximum gate-source voltage range acceptable

Substitute parts are grouped by their ability to meet or exceed the primary electrical specifications while maintaining package compatibility and regulatory compliance.

Parameter Comparison

Parameter	IRFS59N10DTRLP	IRFS4510TRLPBF	BUK7626-100B,118	IXTA64N10L2	PHB45NQ10T,118	PSMN016-100BS,118	PSMN034-100BS,118	RSJ400N10TL	STB40NF10LT4	STB80NF10T4
Manufacturer	Infineon	Infineon	Nexperia	IXYS	Nexperia	Nexperia	Nexperia	Rohm	STMicroelectronics	STMicroelectronics
Vdss (V)	100	100	100	100	100	100	100	100	100	100
Id @ 25°C (A)	59 (Tc)	61 (Tc)	49 (Tc)	64 (Tc)	47 (Tc)	57 (Tj)	32 (Tc)	40 (Tc)	40 (Tc)	80 (Tc)
Rds On Max (mOhm)	25 @ 35.4A, 10V	13.9 @ 37A, 10V	26 @ 25A, 10V	32 @ 500mA, 10V	25 @ 25A, 10V	16 @ 15A, 10V	34.5 @ 15A, 10V	27 @ 40A, 10V	33 @ 20A, 10V	15 @ 40A, 10V
Vgs(th) Max (V)	5.5 @ 250µA	4 @ 100µA	4 @ 1mA	4.5 @ 250µA	4 @ 1mA	4 @ 1mA	4 @ 1mA	2.5 @ 1mA	2.5 @ 250µA	4 @ 250µA
Qg Max (nC)	114 @ 10V	87 @ 10V	38 @ 10V	100 @ 10V	61 @ 10V	49 @ 10V	23.8 @ 10V	90 @ 10V	64 @ 4.5V	182 @ 10V
Ciss Max (pF)	2450 @ 25V	3180 @ 50V	2891 @ 25V	3620 @ 25V	2600 @ 25V	2404 @ 50V	1201 @ 50V	3600 @ 25V	2300 @ 25V	5500 @ 25V
Vgs Max (V)	±30	±20	±20	±30	±20	±20	±20	±20	±15	±20
Power Dissipation Max (W)	3.8 (Ta), 200 (Tc)	140 (Tc)	157 (Tc)	357 (Tc)	150 (Tc)	148 (Tc)	86 (Tc)	1.35 (Ta), 50 (Tc)	150 (Tc)	300 (Tc)
Operating Temp Range (°C)	-55 to 175	-55 to 175	-55 to 175	-55 to 150	-55 to 175	-55 to 175	-55 to 175	to 150	-65 to 175	-55 to 175
Package	D2PAK	PG-TO263-3	D2PAK	TO-263 (D2PAK)	D2PAK	D2PAK	D2PAK	LPTS	D2PAK	D2PAK
Product Status	Obsolete	Active	Obsolete	Active	Active	Active	Active	Active	Active	Active
RoHS Compliance	ROHS3	ROHS3	ROHS3	ROHS3	ROHS3	ROHS3	ROHS3	ROHS3	ROHS3	ROHS3

Engineering Selection Recommendations

Primary Recommendation: IRFS4510TRLPBF

The IRFS4510TRLPBF is the manufacturer-recommended direct substitute from Infineon Technologies. This part maintains active product status, ensuring long-term availability and supply chain stability. It provides 61A continuous drain current, exceeding the original 59A specification, with improved on-state resistance of 13.9 mOhm compared to 25 mOhm. The device is packaged in PG-TO263-3, which is mechanically compatible with D2PAK applications. Operating temperature range of -55°C to 175°C matches the original specification. ROHS3 compliance and MSL 1 rating maintain regulatory and moisture sensitivity equivalence.

Secondary Recommendation: STB80NF10T4

The STB80NF10T4 from STMicroelectronics provides the highest current rating at 80A, offering significant thermal margin for applications approaching the 59A limit. With 300W power dissipation capability and 15 mOhm on-state resistance, this device delivers superior performance characteristics. Active product status ensures availability. D2PAK package provides direct mechanical compatibility. Operating temperature range extends to -55°C to 175°C. ROHS3 compliance is maintained.

Tertiary Recommendation: PSMN016-100BS,118

The PSMN016-100BS,118 from Nexperia provides 57A continuous drain current with excellent on-state resistance of 16 mOhm at 15A, 10V. Active product status and D2PAK packaging ensure compatibility. Power dissipation of 148W (Tc) provides adequate thermal performance. Operating temperature range of -55°C to 175°C matches original specifications. ROHS3 compliance is maintained.

Alternative for Lower Current Applications: PSMN034-100BS,118

For applications where 32A continuous drain current is sufficient, the PSMN034-100BS,118 offers reduced gate charge (23.8 nC) and lower input capacitance (1201 pF), enabling faster switching characteristics. Active product status and full regulatory compliance are maintained.

Consideration: RSJ400N10TL

The RSJ400N10TL from Rohm Semiconductor provides 40A continuous drain current with 27 mOhm on-state resistance. This device is suitable for applications requiring lower current ratings. Note that operating temperature specification extends only to 150°C, which is below the original -55°C to 175°C range. LPTS package differs from standard D2PAK but maintains TO-263-3 compatibility.

All recommended substitutes maintain 100V Vdss rating, D2PAK or compatible packaging, N-Channel MOSFET technology, ROHS3 compliance, and MSL 1 moisture sensitivity rating. Selection should be based on specific application current requirements, thermal dissipation needs, and switching frequency characteristics.

Frequently Asked Questions (FAQ)

Q1: Can IRFS4510TRLPBF directly replace IRFS59N10DTRLP without PCB modifications?

A: Yes. Both devices use D2PAK / TO-263-3 packaging with identical pin configurations and mechanical footprints. The IRFS4510TRLPBF is the manufacturer-recommended substitute and requires no PCB layout changes. Electrical parameters are compatible within design margins.

Q2: What is the primary reason for substituting the IRFS59N10DTRLP?

A: The IRFS59N10DTRLP is classified as obsolete. Manufacturer discontinuation creates supply chain risk for new production and long-term support. Active substitute parts ensure component availability and design continuity.

Q3: Are all substitute parts rated for the same 100V drain-to-source voltage?

A: Yes. All listed substitute parts are rated for 100V Vdss, matching the original specification. This is a critical parameter for direct substitution and is maintained across all alternatives.

Q4: Which substitute provides the best on-state resistance performance?

A: The IRFS4510TRLPBF offers 13.9 mOhm on-state resistance, the lowest among active substitutes. The STB80NF10T4 provides 15 mOhm. Lower on-state resistance reduces power dissipation and heat generation in switching applications.

Q5: Can I use STB80NF10T4 in place of IRFS59N10DTRLP for all applications?

A: The STB80NF10T4 is electrically compatible and provides superior current rating (80A vs. 59A) and power dissipation (300W vs. 200W). However, verify that the higher gate charge (182 nC vs. 114 nC) and input capacitance (5500 pF vs. 2450 pF) do not negatively impact gate drive circuit performance or switching frequency requirements.

Q6: What is the difference between D2PAK and PG-TO263-3 packaging?

A: Both designations refer to the same physical package: TO-263-3 with 2 leads plus tab. D2PAK is the industry common name. PG-TO263-3 is Infineon's specific package designation. They are mechanically and electrically identical for PCB mounting purposes.

Q7: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts carry ROHS3 compliance certification, matching the original IRFS59N10DTRLP. This ensures regulatory equivalence for applications subject to RoHS directives.

Q8: Which substitute has the lowest gate charge for fastest switching?

A: The PSMN034-100BS,118 has the lowest gate charge at 23.8 nC, enabling fastest switching transitions. However, this device is rated for only 32A continuous current, limiting its use to lower-current applications.

Q9: Can I use PSMN034-100BS,118 as a direct replacement for IRFS59N10DTRLP?

A: No. The PSMN034-100BS,118 is rated for 32A continuous drain current, significantly below the original 59A specification. Use this device only in applications where the required current is 32A or less.

Q10: What is the moisture sensitivity level (MSL) for all substitute parts?

A: All substitute parts, including the original IRFS59N10DTRLP, carry MSL 1 (Unlimited) rating. This indicates no moisture sensitivity restrictions and no special storage or handling requirements.

Q11: Do all substitutes support the same operating temperature range?

A: Most substitutes support -55°C to 175°C, matching the original. Exceptions: IXTA64N10L2 extends only to 150°C; RSJ400N10TL extends only to 150°C. Verify application temperature requirements before selection.

Q12: Which substitute offers the best thermal performance?

A: The IXTA64N10L2 provides the highest power dissipation rating at 357W (Tc), followed by STB80NF10T4 at 300W (Tc). These devices offer superior thermal margin for high-power applications.

Q13: Is the IRFS4510TRLPBF available in the same packaging options as the original?

A: The IRFS4510TRLPBF is supplied in Tape & Reel (TR) packaging, while the original IRFS59N10DTRLP packaging is not specified. Both use identical D2PAK / PG-TO263-3 physical packages. Verify packaging format requirements for your procurement process.

Q14: Can I mix different substitute parts in the same circuit design?

A: Yes, provided all parts meet the minimum electrical requirements for your application. However, using identical part numbers throughout a design simplifies inventory management, qualification, and troubleshooting.

Q15: What parameters should I verify when selecting a substitute for a specific application?

A: Verify (1) Vdss rating equals or exceeds 100V, (2) continuous drain current (Id) meets or exceeds application requirements, (3) on-state resistance (Rds On) is acceptable for thermal budget, (4) gate charge (Qg) is compatible with gate drive circuit, (5) operating temperature range covers application extremes, (6) package type matches PCB footprint, and (7) product status is active for long-term availability.

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