IXFP14N60P3 N-Channel MOSFET 600V 14A Equivalent & Substitute Parts

Part Overview

The IXFP14N60P3 is an N-Channel MOSFET manufactured by IXYS, rated for 600V drain-to-source voltage with 14A continuous drain current at 25°C. This device is packaged in TO-220-3 and belongs to the HiPerFET™ Polar3™ series. The part is currently listed as obsolete, making identification of equivalent and substitute components necessary for ongoing design support and production continuity. Substitute parts must maintain compatibility across voltage rating, current capacity, thermal characteristics, and package configuration while meeting RoHS3 compliance and operating temperature specifications.

Key Parameters

Parameter	Value	Unit
Drain-to-Source Voltage (Vdss)	600	V
Continuous Drain Current (Id) @ 25°C	14	A
On-State 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-220-3	—
Mounting Type	Through Hole	—
RoHS Status	ROHS3 Compliant	—
Product Status	Obsolete	—

Substitute Part Grouping Explanation

Substitution of the IXFP14N60P3 is determined by the following critical parameters:

Voltage Rating Compatibility: Substitute parts must maintain a minimum Vdss rating of 600V. Parts with higher voltage ratings (650V, 800V) are acceptable as they provide equivalent or superior voltage withstand capability.

Current Capacity: The 14A continuous drain current specification establishes the minimum current handling requirement. Substitute parts rated at 14A or higher satisfy this criterion.

Package Configuration: All substitute parts must use TO-220-3 through-hole packaging to ensure mechanical and thermal compatibility with existing PCB layouts and heatsink mounting arrangements.

Thermal Performance: Power dissipation capability and operating temperature range (-55°C to 150°C) must be maintained or exceeded.

Regulatory Compliance: All substitute parts must maintain RoHS3 compliance and REACH unaffected status to satisfy procurement and environmental requirements.

Drive Voltage: Substitute parts must operate with 10V gate drive voltage to ensure compatibility with existing gate driver circuits.

Substitute parts are grouped into two categories: direct IXYS HiPerFET™ series alternatives and cross-manufacturer alternatives from Infineon Technologies and STMicroelectronics that meet the electrical and mechanical specifications.

Parameter Comparison

Part Number	Manufacturer	Vdss (V)	Id @ 25°C (A)	Rds On (mOhm)	Qg (nC)	Ciss (pF)	Pd Max (W)	Package	Status
IXFP14N60P3	IXYS	600	14	540 @ 7A	25 @ 10V	1480 @ 25V	327	TO-220-3	Obsolete
IXFP22N60P3	IXYS	600	22	360 @ 11A	38 @ 10V	2600 @ 25V	500	TO-220-3	Active
IXFP12N65X2	IXYS	650	12	310 @ 6A	18.5 @ 10V	1134 @ 25V	180	TO-220-3	Active
IXFP14N60P	IXYS	600	14	550 @ 7A	36 @ 10V	2500 @ 25V	300	TO-220-3	Active
IXFP16N60P3	IXYS	600	16	470 @ 500mA	36 @ 10V	1830 @ 25V	347	TO-220-3	Active
IPP60R600P7XKSA1	Infineon	650	6	600 @ 1.7A	9 @ 10V	363 @ 400V	30	TO-220-3	Active
IPP80R600P7XKSA1	Infineon	800	8	600 @ 3.4A	20 @ 10V	570 @ 500V	60	TO-220-3	Active
SPP11N80C3XKSA1	Infineon	800	11	450 @ 7.1A	85 @ 10V	1600 @ 100V	156	TO-220-3	Active
STP11NM60FD	STMicroelectronics	600	11	450 @ 5.5A	40 @ 10V	900 @ 25V	160	TO-220-3	Active

Engineering Selection Recommendations

Direct Replacement (Same Voltage Class):

The IXFP14N60P is the primary direct substitute for the obsolete IXFP14N60P3. Both devices share identical voltage and current ratings (600V, 14A) and package configuration (TO-220-3). The IXFP14N60P maintains active product status and RoHS3 compliance. This part provides the closest functional equivalence with minimal circuit redesign requirements.

Higher Current Capacity Alternative:

The IXFP16N60P3 and IXFP22N60P3 offer increased current ratings (16A and 22A respectively) while maintaining the 600V voltage class and TO-220-3 package. These parts are suitable for applications requiring design margin or future current capacity expansion. Both are active products with RoHS3 compliance.

Higher Voltage Rating Alternatives:

The IXFP12N65X2 provides a 650V rating with 12A current capacity. This part is appropriate for applications where increased voltage margin is beneficial, though current capacity is reduced. The part is active and RoHS3 compliant.

Cross-Manufacturer Alternatives:

Infineon Technologies CoolMOS™ series parts (IPP60R600P7XKSA1, IPP80R600P7XKSA1, SPP11N80C3XKSA1) and STMicroelectronics FDmesh™ series (STP11NM60FD) provide functional alternatives with different voltage and current combinations. These parts maintain TO-220-3 packaging, RoHS3 compliance, and active product status. Selection among these alternatives depends on specific application voltage and current requirements.

All recommended substitutes maintain the -55°C to 150°C operating temperature range, RoHS3 compliance, and through-hole TO-220-3 mounting configuration required for compatibility with existing designs.

Frequently Asked Questions (FAQ)

Q: Can the IXFP14N60P directly replace the obsolete IXFP14N60P3?

A: Yes. The IXFP14N60P provides direct functional replacement with identical voltage (600V), current (14A), and package specifications (TO-220-3). The primary difference is product series designation (Polar versus Polar3™), with the IXFP14N60P maintaining active status and full RoHS3 compliance.

Q: What is the difference between IXFP14N60P3 and IXFP14N60P?

A: Both parts share the same electrical ratings (600V, 14A) and package type (TO-220-3). The IXFP14N60P3 belongs to the Polar3™ series and is obsolete, while IXFP14N60P belongs to the Polar series and is active. Minor differences exist in gate charge (25 nC versus 36 nC) and input capacitance specifications.

Q: Can I use a higher voltage rated part as a substitute?

A: Yes. Parts with higher Vdss ratings (650V or 800V) are electrically compatible and provide additional voltage margin. However, application circuit design must accommodate the different electrical characteristics, particularly gate charge and input capacitance, which affect gate driver performance.

Q: Are Infineon and STMicroelectronics parts compatible with existing gate driver circuits?

A: Infineon CoolMOS™ and STMicroelectronics FDmesh™ parts operate with 10V gate drive voltage, matching the IXFP14N60P3 specification. However, differences in gate charge (ranging from 9 nC to 85 nC) and threshold voltage may require gate driver circuit evaluation to ensure proper switching performance and timing.

Q: What is the significance of the TO-220-3 package specification?

A: TO-220-3 is a through-hole package with three leads (Gate, Drain, Source) designed for direct PCB mounting and heatsink attachment. All substitute parts maintain this package configuration, ensuring mechanical and thermal compatibility with existing PCB layouts and thermal management solutions.

Q: Why do some substitute parts have lower current ratings than the IXFP14N60P3?

A: The IXFP12N65X2 (12A) and cross-manufacturer alternatives with lower current ratings provide substitution options for applications with reduced current requirements or where voltage margin is prioritized. These parts are not suitable for applications requiring the full 14A continuous current capacity.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed maintain RoHS3 compliance and REACH unaffected status, satisfying regulatory and procurement requirements equivalent to the original IXFP14N60P3.

Q: What thermal considerations apply when selecting a substitute?

A: All substitute parts maintain the -55°C to 150°C operating temperature range. Power dissipation ratings vary (ranging from 30W to 500W), affecting heatsink requirements. Applications with thermal constraints should select parts with power dissipation ratings matching or exceeding the original 327W specification.

Q: Can I use the IXFP22N60P3 in place of the IXFP14N60P3?

A: Yes, for applications where increased current capacity is acceptable. The IXFP22N60P3 provides 22A continuous current (versus 14A) at the same 600V voltage rating and TO-220-3 package. This part is suitable for design margin or future capacity expansion but may introduce unnecessary cost and thermal dissipation if full current capacity is not required.

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