IXTY12N06TTRL Equivalent & Substitute Parts

Part Overview

The IXTY12N06TTRL is an N-Channel MOSFET manufactured by IXYS, rated for 60V drain-to-source voltage and 12A continuous drain current in a surface mount TO-252-3 (DPAK) package. This device is classified as obsolete, making identification of equivalent and substitute parts essential for ongoing production support, design updates, and component procurement.

The TrenchMV™ series device delivers 33W maximum power dissipation and operates across the industrial temperature range of -55°C to 175°C. Due to its obsolete status, alternative components with compatible electrical and mechanical specifications are required to maintain design continuity and ensure supply chain reliability.

Key Parameters

Parameter	Value	Unit
Drain to Source Voltage (Vdss)	60	V
Continuous Drain Current (Id) @ 25°C	12	A
Drive Voltage (Max Rds On)	10	V
Rds On (Max) @ Id, Vgs	85 mOhm @ 6A, 10V	mOhm
Gate Threshold Voltage (Vgs(th)) @ Id	4	V @ 25µA
Gate Charge (Qg) (Max) @ Vgs	3.4	nC @ 10V
Maximum Gate Voltage (Vgs)	±20	V
Input Capacitance (Ciss) (Max) @ Vds	256	pF @ 25V
Power Dissipation (Max)	33	W (Tc)
Operating Temperature Range	-55 to 175	°C (TJ)
Package Type	TO-252-3, DPAK (2 Leads + Tab)	Surface Mount
Moisture Sensitivity Level (MSL)	1	Unlimited

Substitute Part Grouping Explanation

Substitution of the IXTY12N06TTRL is determined by the following critical electrical and mechanical parameters:

Voltage Rating Compatibility: All substitute parts must maintain a Vdss rating of 60V or higher to ensure safe operation within the original design envelope. Parts rated at 55V represent a marginal reduction and require circuit-level verification.

Current Rating Compatibility: The continuous drain current (Id) must equal or exceed 12A at 25°C to support the original load requirements. Substitute parts with higher current ratings (16A, 17A) provide additional design margin.

On-Resistance (Rds On) Characteristics: The maximum on-resistance at specified gate and drain conditions determines power dissipation and thermal performance. Substitute parts with lower Rds On values improve efficiency and reduce heat generation.

Package and Pinout Compatibility: All substitute parts utilize the TO-252-3 (DPAK) surface mount package with identical lead configuration, ensuring direct PCB footprint compatibility without layout modifications.

Gate Charge and Switching Characteristics: Gate charge (Qg) and input capacitance (Ciss) affect switching speed and driver circuit requirements. Variations in these parameters may influence circuit performance but do not prevent substitution.

Temperature Range: All substitute parts operate across the -55°C to 175°C range, maintaining thermal compatibility with the original design.

Parameter Comparison

Parameter	IXTY12N06TTRL	IRFR024NTRLPBF	IRFR024NTRPBF	NTD3055-094T4G	NVD3055-094T4G-VF01	STD16NF06T4
Manufacturer	IXYS	Infineon	Infineon	onsemi	onsemi	STMicroelectronics
Vdss (V)	60	55	55	60	60	60
Id @ 25°C (A)	12	17	17	12	12	16
Rds On (Max) @ 10V (mOhm)	85 @ 6A	75 @ 10A	75 @ 10A	94 @ 6A	94 @ 6A	70 @ 8A
Vgs(th) (V)	4 @ 25µA	4 @ 250µA	4 @ 250µA	4 @ 250µA	4 @ 250µA	2 @ 250µA
Qg (Max) @ 10V (nC)	3.4	20	20	20	20	14.1
Ciss (Max) @ 25V (pF)	256	370	370	450	450	400
Power Dissipation (Max) (W)	33 (Tc)	45 (Tc)	45 (Tc)	48 (Tj)	1.5 (Ta)	40 (Tc)
Operating Temperature (°C)	-55 to 175	-55 to 175	-55 to 175	-55 to 175	-55 to 175	-55 to 175
Package	TO-252-3 DPAK	TO-252-3 DPAK	TO-252-3 DPAK	TO-252-3 DPAK	TO-252-3 DPAK	TO-252-3 DPAK
Product Status	Obsolete	Not For New Designs	Active	Active	Active	Active
RoHS Status	REACH Unaffected	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

Primary Recommendation: IRFR024NTRPBF

The IRFR024NTRPBF is the preferred substitute for the IXTY12N06TTRL. This Infineon HEXFET® device carries Active product status, ensuring long-term availability and supply chain stability. The part is ROHS3 compliant and maintains full compatibility with the original TO-252-3 DPAK package. Although the Vdss rating is reduced to 55V, this remains within acceptable margins for most 60V-rated circuit designs. The higher continuous drain current (17A) and lower on-resistance (75 mOhm @ 10A, 10V) provide improved thermal performance and design margin. Inventory availability exceeds 205,000 units, supporting production requirements.

Secondary Recommendation: STD16NF06T4

The STMicroelectronics STD16NF06T4 offers full voltage and temperature compatibility with the original part. This STripFET™ II series device maintains the 60V Vdss rating and delivers 16A continuous drain current with superior on-resistance characteristics (70 mOhm @ 8A, 10V). The lower gate charge (14.1 nC) and reduced input capacitance (400 pF) improve switching performance. Active product status and ROHS3 compliance ensure regulatory and supply chain continuity. Inventory availability of 22,710 units supports production schedules.

Tertiary Recommendation: NTD3055-094T4G

The onsemi NTD3055-094T4G provides exact voltage and current matching to the original IXTY12N06TTRL. This device maintains 60V Vdss and 12A continuous drain current specifications. Active product status and ROHS3 compliance support long-term design viability. The higher on-resistance (94 mOhm @ 6A, 10V) and increased input capacitance (450 pF) represent minor performance trade-offs. Inventory availability of 35,400 units ensures supply continuity.

Automotive-Grade Alternative: NVD3055-094T4G-VF01

For applications requiring automotive qualification, the onsemi NVD3055-094T4G-VF01 provides AEC-Q101 certification and identical electrical specifications to the NTD3055-094T4G. This variant is suitable for automotive and mission-critical applications where qualification standards are mandatory. Inventory availability of 3,600 units supports specialized applications.

Not Recommended: IRFR024NTRLPBF

The IRFR024NTRLPBF carries "Not For New Designs" product status, indicating end-of-life trajectory. While electrically compatible, this part should not be selected for new designs or long-term production commitments.

Frequently Asked Questions (FAQ)

Q: Can the IRFR024NTRPBF substitute for the IXTY12N06TTRL despite the 55V Vdss rating versus 60V?

A: Yes. The IRFR024NTRPBF operates at 55V Vdss, which is 5V lower than the original 60V specification. For circuits designed with 60V components, this represents a 8.3% reduction in voltage margin. In applications where the actual operating voltage remains below 55V, direct substitution is valid. Circuit-level verification of maximum transient voltages is required before implementation.

Q: Are all substitute parts pin-compatible with the IXTY12N06TTRL?

A: Yes. All listed substitute parts utilize the TO-252-3 (DPAK) surface mount package with identical pinout: Gate, Drain, and Source leads in the same physical configuration. No PCB layout modifications are required for direct substitution.

Q: What is the significance of the difference in gate charge (Qg) between the IXTY12N06TTRL (3.4 nC) and substitute parts (14.1 to 20 nC)?

A: Gate charge determines the energy required to switch the MOSFET on and off. Higher gate charge values increase switching losses and may require higher driver current capability. The IXTY12N06TTRL exhibits lower gate charge, resulting in faster switching and lower driver power dissipation. Substitute parts with higher gate charge values require verification that the gate driver circuit can supply adequate current at the intended switching frequency.

Q: Which substitute part offers the best thermal performance?

A: The STD16NF06T4 delivers the lowest on-resistance (70 mOhm @ 8A, 10V) among all substitutes, resulting in the lowest conduction losses and superior thermal performance. The IRFR024NTRPBF provides the second-best thermal performance (75 mOhm @ 10A, 10V) with higher current capacity.

Q: Is the NVD3055-094T4G-VF01 suitable for non-automotive applications?

A: Yes. The NVD3055-094T4G-VF01 is an automotive-qualified variant of the NTD3055-094T4G with identical electrical specifications. The AEC-Q101 certification does not restrict use in non-automotive applications; it indicates additional qualification testing has been completed. This part is suitable for any application requiring the specified electrical characteristics.

Q: What is the impact of higher input capacitance (Ciss) in substitute parts?

A: Input capacitance affects the gate-to-source and gate-to-drain capacitive coupling, influencing switching speed and driver circuit requirements. Substitute parts with higher Ciss values (370 to 450 pF versus 256 pF) require slightly longer switching transitions and may increase electromagnetic interference (EMI) in high-frequency applications. Gate driver circuits with adequate current sourcing capability accommodate these variations without functional impact.

Q: Can the IRFR024NTRPBF be used in designs originally specified for 60V operation?

A: The IRFR024NTRPBF is rated for 55V maximum Vdss. Use in 60V-specified designs requires verification that actual circuit operating voltages remain below 55V under all conditions, including transient overvoltages. If the design includes voltage transients or overshoot conditions that may exceed 55V, this part is not suitable without circuit modification.

Q: Which substitute part has the longest supply chain availability?

A: The IRFR024NTRPBF maintains the highest inventory level at 205,200 units, followed by NTD3055-094T4G at 35,400 units and STD16NF06T4 at 22,710 units. For high-volume production, the IRFR024NTRPBF offers the most robust supply position.

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