IXFH14N60P3 N-Channel 600V 14A MOSFET Equivalent & Substitute Parts

Part Overview

The IXFH14N60P3 is an N-Channel 600V 14A MOSFET manufactured by IXYS in the HiPerFET™ and Polar3™ series. This device is rated for 327W power dissipation and features a TO-247AD through-hole package. The part is currently obsolete, making identification of equivalent and substitute components necessary for ongoing system support, design updates, and procurement continuity. Substitute parts must maintain electrical compatibility across drain-source voltage, continuous drain current, on-resistance characteristics, and thermal performance parameters while accommodating the through-hole TO-247 package family.

Key Parameters

Parameter	Value	Unit
Drain to Source Voltage (Vdss)	600	V
Continuous Drain Current (Id) @ 25°C	14	A
On-Resistance (Rds On) @ 7A, 10V	540	mOhm
Gate Threshold Voltage (Vgs(th)) @ 1mA	5	V
Gate Charge (Qg) @ 10V	25	nC
Input Capacitance (Ciss) @ 25V	1480	pF
Power Dissipation (Max)	327	W
Operating Temperature Range	-55 to 150	°C
Package Type	TO-247AD	Through Hole
Gate Drive Voltage	10	V

Substitute Part Grouping Explanation

Substitution of the IXFH14N60P3 is determined by the following critical electrical and mechanical parameters:

Primary Substitution Criteria:

Drain-Source Voltage (Vdss): Must equal or exceed 600V
Continuous Drain Current (Id): Must equal or exceed 14A at 25°C
On-Resistance (Rds On): Must not significantly exceed 540mOhm to maintain thermal performance
Package Type: Must be TO-247 family (TO-247AD, TO-247AC, or TO-247-3 variants)
Mounting Type: Through-hole configuration required
Operating Temperature Range: Must support -55°C to 150°C

Substitute Categories:

Category 1 – Direct IXYS Manufacturer Equivalent: The IXFH14N60P represents the active production equivalent from the same manufacturer with identical voltage and current ratings. This part maintains the same base product number (IXFH14) and electrical specifications with minor variations in gate charge and input capacitance.

Category 2 – Vishay Siliconix Alternatives (600V Rating): The IRFPC50APBF, IRFPC50LCPBF, and IRFPC50PBF series provide 600V rated devices with 11A continuous drain current. These parts operate within the same voltage class but with reduced current capacity, suitable for applications where 11A meets system requirements.

Category 3 – Higher Voltage Alternatives (800V Rating): The SIHG11N80E-GE3, SPW11N80C3FKSA1, and STW13N80K5 devices operate at 800V with 11A to 12A current ratings. These parts provide enhanced voltage margin and are applicable in systems requiring higher voltage headroom.

Category 4 – Same Voltage Class Alternative (600V Rating): The STW13NK60Z operates at 600V with 13A continuous drain current, providing near-equivalent performance within the same voltage classification.

Parameter Comparison

Part Number	Manufacturer	Vdss (V)	Id @ 25°C (A)	Rds On (mOhm)	Qg (nC)	Ciss (pF)	Pd Max (W)	Package	Status
IXFH14N60P3	IXYS	600	14	540 @ 7A	25 @ 10V	1480 @ 25V	327	TO-247AD	Obsolete
IXFH14N60P	IXYS	600	14	550 @ 7A	36 @ 10V	2500 @ 25V	300	TO-247AD	Active
IRFPC50APBF	Vishay Siliconix	600	11	580 @ 6A	70 @ 10V	2100 @ 25V	180	TO-247AC	Active
IRFPC50LCPBF	Vishay Siliconix	600	11	600 @ 6.6A	84 @ 10V	2300 @ 25V	190	TO-247AC	Active
IRFPC50PBF	Vishay Siliconix	600	11	600 @ 6A	140 @ 10V	2700 @ 25V	180	TO-247AC	Active
SIHG11N80E-GE3	Vishay Siliconix	800	12	440 @ 5.5A	88 @ 10V	1670 @ 100V	179	TO-247AC	Active
SPW11N80C3FKSA1	Infineon Technologies	800	11	450 @ 7.1A	85 @ 10V	1600 @ 100V	156	TO-247-3	Not For New Designs
STW13N80K5	STMicroelectronics	800	12	450 @ 6A	29 @ 10V	870 @ 100V	190	TO-247-3	Active
STW13NK60Z	STMicroelectronics	600	13	550 @ 4.5A	92 @ 10V	2030 @ 25V	150	TO-247-3	Active

Engineering Selection Recommendations

Recommended Primary Substitute: IXFH14N60P

The IXFH14N60P is the manufacturer-recommended equivalent from IXYS. This part maintains identical voltage (600V) and current (14A) ratings with the same base product number. The part is in active production status, ensuring long-term availability and supply chain stability. All compliance certifications (ROHS3, REACH Unaffected, EAR99) match the original specification. Minor parameter variations in gate charge and input capacitance do not affect functional compatibility in standard switching applications. Packaging is TO-247AD, maintaining mechanical compatibility with existing PCB layouts.

Secondary Substitutes for Current-Reduced Applications:

The IRFPC50APBF, IRFPC50LCPBF, and IRFPC50PBF from Vishay Siliconix are suitable for applications where continuous drain current requirements do not exceed 11A. These devices maintain 600V voltage rating and TO-247AC package compatibility. All three variants are in active production with full compliance certifications. Selection among these three variants depends on gate charge and input capacitance requirements for specific switching frequency and drive circuit characteristics.

Higher Voltage Alternatives for Enhanced Margin Applications:

The STW13N80K5 from STMicroelectronics and SIHG11N80E-GE3 from Vishay Siliconix provide 800V rated operation with 12A and 11A continuous drain current respectively. These devices are suitable for applications requiring voltage headroom beyond 600V. Both are in active production status with full compliance certifications. The SPW11N80C3FKSA1 from Infineon Technologies provides similar 800V/11A specifications but carries "Not For New Designs" status, limiting its use to legacy system support only.

Same Voltage Class Alternative:

The STW13NK60Z from STMicroelectronics operates at 600V with 13A continuous drain current, providing near-equivalent performance within the same voltage classification. This device is in active production with full compliance certifications and TO-247-3 package compatibility.

Frequently Asked Questions (FAQ)

Q: Can the IXFH14N60P3 be directly replaced with the IXFH14N60P?

A: Yes. The IXFH14N60P is the active production equivalent from the same manufacturer with identical voltage and current ratings. Both devices share the same base product number (IXFH14) and operate at 600V with 14A continuous drain current. The primary differences are minor variations in gate charge (36 nC versus 25 nC) and input capacitance (2500 pF versus 1480 pF), which do not affect functional compatibility in standard applications. The IXFH14N60P is recommended as the primary substitute due to manufacturer continuity and active production status.

Q: What are the limitations of using Vishay IRFPC50 series devices as substitutes?

A: The IRFPC50APBF, IRFPC50LCPBF, and IRFPC50PBF devices are rated for 11A continuous drain current, compared to the 14A rating of the IXFH14N60P3. These devices are suitable only for applications where system current requirements do not exceed 11A. All three variants maintain 600V voltage rating and TO-247AC package compatibility. The IRFPC50PBF variant exhibits higher gate charge (140 nC) and input capacitance (2700 pF) compared to other IRFPC50 options, which may affect gate drive circuit performance at higher switching frequencies.

Q: When should 800V rated devices be considered as substitutes?

A: 800V rated devices such as the STW13N80K5, SIHG11N80E-GE3, and SPW11N80C3FKSA1 are applicable in applications requiring enhanced voltage margin beyond the 600V specification. These devices provide additional safety headroom in systems subject to voltage transients or overvoltage conditions. The STW13N80K5 and SIHG11N80E-GE3 are in active production status and suitable for new designs. The SPW11N80C3FKSA1 carries "Not For New Designs" status and should be used only for legacy system support.

Q: Are TO-247AD and TO-247AC packages mechanically interchangeable?

A: TO-247AD and TO-247AC packages are mechanically compatible variants of the TO-247 family. Both feature three leads in through-hole configuration with identical pin spacing and mounting hole patterns. PCB layouts designed for TO-247AD devices can accommodate TO-247AC devices without modification. The TO-247-3 designation used by STMicroelectronics and Infineon Technologies refers to the same three-lead through-hole package family.

Q: What is the significance of the "Not For New Designs" status for the SPW11N80C3FKSA1?

A: The "Not For New Designs" status indicates that Infineon Technologies has discontinued active development and marketing of this device for new applications. While the part remains available in inventory, it is intended for legacy system support and maintenance only. For new designs, the STW13N80K5 or SIHG11N80E-GE3 are recommended as active production alternatives with equivalent electrical specifications.

Q: How do gate charge and input capacitance variations affect device selection?

A: Gate charge (Qg) and input capacitance (Ciss) determine the gate drive circuit requirements and switching frequency performance. Higher gate charge values require greater gate drive current or longer switching times. Higher input capacitance increases capacitive loading on the gate drive circuit. The IXFH14N60P3 exhibits lower gate charge (25 nC) and input capacitance (1480 pF) compared to most substitute options. Devices with significantly higher values may require gate drive circuit optimization to maintain switching performance. Selection should be based on compatibility with existing gate drive circuit design parameters.

Q: What compliance certifications are common across all substitute options?

A: All substitute parts listed maintain ROHS3 compliance, indicating conformance to Restriction of Hazardous Substances regulations. All devices carry REACH Unaffected status, confirming no restriction under the Registration, Evaluation, Authorization and Restriction of Chemicals regulation. All parts are classified under ECCN EAR99, indicating general commercial availability without export restrictions. Moisture Sensitivity Level (MSL) is 1 (Unlimited) for all devices, indicating no moisture sensitivity precautions are required during storage or handling.

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