IXTA70N075T2 N-Channel MOSFET 75V 70A Equivalent & Substitute Parts

Part Overview

The IXTA70N075T2 is an N-Channel MOSFET manufactured by IXYS, featuring a 75V drain-to-source voltage rating and 70A continuous drain current capability in a surface mount TO-263AA package. This device is part of the TrenchT2™ series and is currently in active production status with 1042 units in stock. The IXTA70N075T2 serves in high-current switching applications requiring efficient power dissipation up to 150W at case temperature. Equivalent and substitute parts are identified based on matching or exceeding critical electrical parameters while maintaining compatible mechanical packaging and thermal characteristics.

Key Parameters

Parameter	Value	Unit	Condition
Drain-to-Source Voltage (Vdss)	75	V	Absolute Maximum
Continuous Drain Current (Id)	70	A	@ 25°C (Tc)
On-State Resistance (Rds On)	12	mOhm	@ 25A, 10V Vgs
Gate Threshold Voltage (Vgs(th))	4	V	@ 250µA Id
Gate Charge (Qg)	46	nC	@ 10V Vgs
Input Capacitance (Ciss)	2725	pF	@ 25V Vds
Power Dissipation (Max)	150	W	@ Tc
Operating Temperature Range	-55 to 175	°C	Tj
Package Type	TO-263-3 (D2PAK)	-	Surface Mount
Gate Voltage (Max)	±20	V	Absolute Maximum

Substitute Part Grouping Explanation

Substitute parts for the IXTA70N075T2 are classified based on the following substitution criteria:

Primary Substitution Criteria:

Drain-to-Source Voltage (Vdss): Equal to or greater than 75V
Continuous Drain Current (Id): Equal to or greater than 70A at 25°C case temperature
Package Type: TO-263-3 (D2PAK) or equivalent surface mount configuration
Operating Temperature Range: Minimum -55°C to 175°C
FET Type: N-Channel MOSFET technology
RoHS and REACH Compliance: ROHS3 Compliant, REACH Unaffected

Secondary Compatibility Parameters:

On-State Resistance (Rds On): Lower or comparable values indicate improved performance
Gate Charge (Qg): Lower values reduce switching losses
Input Capacitance (Ciss): Affects gate drive requirements
Power Dissipation Rating: Equal to or greater than 150W ensures thermal compatibility

Parts meeting all primary criteria are classified as direct substitutes. Parts exceeding current or voltage ratings while maintaining package compatibility are classified as upgrades. Parts with reduced current or voltage ratings are classified as downgrades and noted accordingly.

Parameter Comparison

Part Number	Manufacturer	Vdss (V)	Id @ 25°C (A)	Rds On (mOhm)	Qg (nC)	Ciss (pF)	Pd Max (W)	Package	Status
IXTA70N075T2	IXYS	75	70	12 @ 25A, 10V	46 @ 10V	2725 @ 25V	150	TO-263AA	Active
BUK9616-75B,118	Nexperia USA Inc.	75	67	14 @ 25A, 10V	35 @ 5V	4034 @ 25V	157	D2PAK	Active
PSMN012-80BS,118	Nexperia USA Inc.	80	74	11 @ 15A, 10V	43 @ 10V	2782 @ 12V	148	D2PAK	Active
PSMN017-80BS,118	Nexperia USA Inc.	80	50	17 @ 10A, 10V	26 @ 10V	1573 @ 40V	103	D2PAK	Active
IRF3007STRLPBF	Infineon Technologies	75	62	12.6 @ 48A, 10V	130 @ 10V	3270 @ 25V	120	D2PAK	Active
IRFS3806TRLPBF	Infineon Technologies	60	43	15.8 @ 25A, 10V	30 @ 10V	1150 @ 50V	71	D2PAK	Active
IRFZ48NSTRLPBF	Infineon Technologies	55	64	14 @ 32A, 10V	81 @ 10V	1970 @ 25V	130	D2PAK	Active
FDB13AN06A0	onsemi	60	62	13.5 @ 62A, 10V	29 @ 10V	1350 @ 25V	115	TO-263 (D2PAK)	Active

Engineering Selection Recommendations

Direct Substitutes (Matching or Exceeding All Primary Criteria):

PSMN012-80BS,118 (Nexperia USA Inc.) qualifies as a direct substitute with equivalent 75V+ voltage rating and 74A continuous drain current, exceeding the 70A requirement. This part maintains D2PAK packaging compatibility and delivers 148W power dissipation, comparable to the original 150W specification. Both devices operate across the -55°C to 175°C temperature range and maintain ROHS3 compliance and REACH unaffected status.

BUK9616-75B,118 (Nexperia USA Inc.) provides direct substitution with matching 75V Vdss and 67A continuous drain current. The 157W power dissipation rating exceeds the original specification. This part includes AEC-Q101 automotive qualification, providing additional reliability certification. D2PAK packaging ensures mechanical compatibility.

Partial Substitutes (Meeting Primary Criteria with Trade-offs):

IRF3007STRLPBF (Infineon Technologies HEXFET® series) matches the 75V voltage rating with 62A continuous drain current, slightly below the 70A specification. Power dissipation is rated at 120W, lower than the original 150W. This part is suitable for applications where the 62A current rating is sufficient and thermal management accommodates the reduced power dissipation margin.

Downgrades (Reduced Voltage or Current Ratings):

IRFS3806TRLPBF (Infineon Technologies) features 60V Vdss and 43A continuous drain current, both below the original specifications. This part is not recommended as a direct substitute for applications requiring the full 75V/70A capability.

IRFZ48NSTRLPBF (Infineon Technologies) provides 55V Vdss and 64A continuous drain current. The reduced voltage rating limits applicability to circuits operating below 55V.

FDB13AN06A0 (onsemi PowerTrench® series) operates at 60V Vdss with 62A continuous drain current, both below the original IXTA70N075T2 specifications.

Compliance and Certification Status:

All listed substitute parts maintain ROHS3 compliance and REACH unaffected status, matching the original part's regulatory standing. All devices operate within the -55°C to 175°C temperature range. Surface mount D2PAK packaging is consistent across all substitutes, ensuring PCB layout compatibility.

Frequently Asked Questions (FAQ)

Q: Can PSMN012-80BS,118 replace IXTA70N075T2 in all applications?

A: PSMN012-80BS,118 qualifies as a direct substitute based on electrical parameters. The 80V Vdss rating exceeds the 75V requirement, and 74A continuous drain current exceeds the 70A specification. D2PAK packaging matches the original TO-263AA configuration. Verify gate drive voltage compatibility (both support ±20V maximum) and confirm thermal management accommodates the 148W power dissipation rating in your specific application.

Q: What is the difference between BUK9616-75B,118 and PSMN012-80BS,118?

A: Both parts provide direct substitution capability. BUK9616-75B,118 matches the exact 75V voltage rating with 67A current and includes AEC-Q101 automotive qualification. PSMN012-80BS,118 provides higher voltage margin (80V) and higher current capability (74A). Select BUK9616-75B,118 for automotive-grade applications requiring AEC-Q101 certification. Select PSMN012-80BS,118 for general industrial applications where the higher voltage and current ratings provide additional design margin.

Q: Why is IRF3007STRLPBF listed as a partial substitute despite matching the 75V rating?

A: IRF3007STRLPBF matches the 75V Vdss specification but provides 62A continuous drain current, below the original 70A requirement. Power dissipation is rated at 120W versus the original 150W. This part is suitable only for applications where the reduced current rating is acceptable and thermal design accommodates lower power dissipation margin. Gate charge is significantly higher (130 nC versus 46 nC), affecting switching speed and gate drive requirements.

Q: Are all substitute parts available in the same packaging?

A: All listed substitute parts use D2PAK (TO-263-3) surface mount packaging, mechanically compatible with the original IXTA70N075T2 TO-263AA package. PCB footprints are identical. Verify lead spacing and tab configuration with component datasheets before assembly.

Q: What parameters should I verify when selecting a substitute?

A: Verify the following parameters match or exceed your application requirements: (1) Drain-to-Source Voltage (Vdss) must equal or exceed circuit operating voltage; (2) Continuous Drain Current (Id) must equal or exceed maximum circuit current; (3) Power Dissipation (Pd) must accommodate thermal design; (4) Gate Threshold Voltage (Vgs(th)) must be compatible with gate drive circuitry; (5) Operating temperature range must cover your application environment; (6) On-State Resistance (Rds On) affects conduction losses and heat generation.

Q: Can I use IRFS3806TRLPBF or FDB13AN06A0 as substitutes?

A: These parts do not qualify as direct substitutes. Both feature 60V Vdss ratings, below the original 75V specification. IRFS3806TRLPBF provides only 43A continuous drain current, and FDB13AN06A0 provides 62A, both below the 70A requirement. These parts are suitable only for applications with reduced voltage and current requirements.

Q: What is the significance of Gate Charge (Qg) differences between parts?

A: Gate Charge affects switching speed and gate drive power requirements. PSMN012-80BS,118 and PSMN017-80BS,118 feature lower gate charge (43 nC and 26 nC respectively) compared to the original 46 nC, enabling faster switching. IRF3007STRLPBF has significantly higher gate charge (130 nC), requiring more robust gate drive circuitry and resulting in slower switching transitions. Select parts with lower gate charge for high-frequency switching applications.

Q: Are there automotive-qualified alternatives?

A: BUK9616-75B,118 includes AEC-Q101 automotive qualification, making it suitable for automotive applications requiring this certification. The original IXTA70N075T2 and other listed substitutes do not carry automotive qualification markings in the provided specifications.

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