IXTA7N60P N-Channel 600V 7A MOSFET Equivalent & Substitute Parts

Part Overview

The IXTA7N60P is an N-Channel MOSFET manufactured by IXYS, rated for 600V drain-to-source voltage with 7A continuous drain current at 25°C. This device is housed in a TO-263AA (D2PAK) surface mount package and is designed for high-voltage switching applications requiring 150W maximum power dissipation. The part is currently in active production status with 1157 units in stock.

Substitute parts are identified when equivalent electrical performance can be achieved within the specified voltage, current, and thermal operating ranges while maintaining compatible packaging and surface mount characteristics. Alternative models may be required due to component availability, supply chain considerations, or design optimization for specific application parameters.

Key Parameters

Parameter	IXTA7N60P	Unit
Drain-to-Source Voltage (Vdss)	600	V
Continuous Drain Current (Id) @ 25°C	7	A
On-State Resistance (Rds On) @ Id, Vgs	1.1 @ 3.5A, 10V	Ohm
Gate Threshold Voltage (Vgs(th)) @ Id	5.5 @ 100µA	V
Gate Charge (Qg) @ Vgs	20 @ 10V	nC
Input Capacitance (Ciss) @ Vds	1080 @ 25V	pF
Power Dissipation (Max)	150	W
Operating Temperature Range	-55 to 150	°C
Package Type	TO-263AA (D2PAK)	-
Mounting Type	Surface Mount	-
RoHS Status	ROHS3 Compliant	-

Substitute Part Grouping Explanation

Substitution eligibility is determined by the following critical parameters:

Voltage Rating: All substitute parts must maintain a minimum Vdss rating equal to or greater than 600V to ensure safe operation in the same circuit topology.

Current Rating: Substitute parts with continuous drain current ratings of 6.2A or higher are considered functionally equivalent for applications designed around the 7A specification, provided thermal management remains adequate.

Package Compatibility: All substitute parts must use TO-263-3 (D2PAK) or equivalent surface mount packaging to ensure mechanical and electrical compatibility with existing PCB layouts.

Operating Temperature: All substitute parts must support the full -55°C to 150°C operating range to maintain performance across the intended application environment.

Compliance Standards: All substitute parts must maintain ROHS3 compliance and EAR99 export classification to ensure regulatory alignment with the original component.

The following parts meet these substitution criteria:

IXTA8N65X2: Higher voltage rating (650V) and current rating (8A) with improved on-state resistance
IRFBC40ASTRLPBF: Equivalent 600V rating with 6.2A current rating and compatible D2PAK packaging
R6004KNJTL: 600V rating with reduced current capability (4A) suitable for lower-current applications
R6008FNJTL: 600V rating with 8A current capability and optimized on-state resistance
STB6N60M2: 600V rating with 4.5A current capability and reduced gate charge characteristics

Parameter Comparison

Parameter	IXTA7N60P	IXTA8N65X2	IRFBC40ASTRLPBF	R6004KNJTL	R6008FNJTL	STB6N60M2	Unit
Vdss	600	650	600	600	600	600	V
Id @ 25°C	7	8	6.2	4	8	4.5	A
Rds On (Max) @ Id, Vgs	1.1 @ 3.5A, 10V	0.5 @ 4A, 10V	1.2 @ 3.7A, 10V	0.98 @ 1.5A, 10V	0.95 @ 4A, 10V	1.2 @ 2.25A, 10V	Ohm
Vgs(th) @ Id	5.5 @ 100µA	5 @ 250µA	4 @ 250µA	5 @ 1mA	4 @ 1mA	4 @ 250µA	V
Qg @ Vgs	20 @ 10V	12 @ 10V	42 @ 10V	10.2 @ 10V	20 @ 10V	8 @ 10V	nC
Ciss @ Vds	1080 @ 25V	800 @ 25V	1036 @ 25V	280 @ 25V	580 @ 25V	232 @ 100V	pF
Power Dissipation (Max)	150	150	125	58	50	60	W
Operating Temperature	-55 to 150	-55 to 150	-55 to 150	-55 to 150	150	-55 to 150	°C
Package	TO-263AA	TO-263	TO-263 (D2PAK)	LPTS	LPTS	D2PAK	-
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	-

Engineering Selection Recommendations

Direct Substitution (Highest Compatibility)

The IXTA8N65X2 provides the closest functional equivalence to the IXTA7N60P. Both devices are manufactured by IXYS, share identical power dissipation ratings (150W), and support the full operating temperature range (-55°C to 150°C). The IXTA8N65X2 offers superior on-state resistance (0.5 Ohm versus 1.1 Ohm) and lower gate charge (12 nC versus 20 nC), resulting in improved switching efficiency. The 650V voltage rating provides additional design margin above the 600V specification. Both parts maintain ROHS3 compliance and EAR99 classification.

Equivalent Voltage and Current Performance

The IRFBC40ASTRLPBF (Vishay Siliconix) maintains the exact 600V voltage rating with 6.2A continuous drain current, providing 88.6% of the original 7A specification. This part is packaged in TO-263 (D2PAK) format and supports the full -55°C to 150°C operating range. Power dissipation is rated at 125W, which is 83.3% of the original 150W specification. ROHS3 compliance is confirmed; REACH status is vendor undefined. This device is suitable for applications where the 6.2A current rating is acceptable within circuit design margins.

High Current Alternative

The R6008FNJTL (Rohm Semiconductor) provides 8A continuous drain current at 600V with optimized on-state resistance (0.95 Ohm at 4A, 10V). Gate charge matches the original specification at 20 nC. However, power dissipation is limited to 50W, and the operating temperature specification lists only 150°C maximum without a lower bound. This part is suitable for applications prioritizing current capacity over thermal headroom.

Lower Current Applications

The R6004KNJTL (Rohm Semiconductor) and STB6N60M2 (STMicroelectronics) are suitable for applications requiring reduced current handling. The R6004KNJTL provides 4A at 600V with 58W power dissipation. The STB6N60M2 provides 4.5A at 600V with 60W power dissipation and the lowest gate charge (8 nC), making it advantageous for high-frequency switching applications.

All substitute parts maintain ROHS3 compliance and EAR99 export classification, ensuring regulatory alignment with the original IXTA7N60P specification.

Frequently Asked Questions (FAQ)

Q: Can the IXTA8N65X2 be used as a direct replacement for the IXTA7N60P in all applications?

A: The IXTA8N65X2 is electrically compatible with the IXTA7N60P for applications operating at or below 600V. The higher 650V rating provides additional design margin. Both devices share identical power dissipation (150W) and operating temperature ranges (-55°C to 150°C). The improved on-state resistance and lower gate charge of the IXTA8N65X2 may enhance circuit efficiency. PCB layout compatibility is maintained as both use TO-263 packaging.

Q: What is the significance of the on-state resistance (Rds On) difference between substitute parts?

A: On-state resistance directly affects power dissipation and heat generation during device conduction. The IXTA7N60P specifies 1.1 Ohm at 3.5A and 10V gate voltage. The IXTA8N65X2 provides 0.5 Ohm at 4A and 10V, resulting in lower conduction losses. Conversely, the STB6N60M2 specifies 1.2 Ohm at 2.25A and 10V. Lower on-state resistance reduces thermal stress and may eliminate the need for additional heat sinking in thermally constrained designs.

Q: Are all substitute parts compatible with existing PCB layouts designed for the IXTA7N60P?

A: All substitute parts use TO-263-3 (D2PAK) or equivalent surface mount packaging with identical pin configurations. Physical footprints are compatible. However, thermal management considerations may differ due to variations in power dissipation ratings. Applications requiring the full 150W dissipation capability should verify that substitute parts with lower power ratings (such as R6004KNJTL at 58W or R6008FNJTL at 50W) provide adequate thermal performance in the target application.

Q: What is the impact of gate charge (Qg) differences on circuit performance?

A: Gate charge affects the speed and energy required to switch the MOSFET on and off. The IXTA7N60P specifies 20 nC at 10V. The STB6N60M2 provides the lowest gate charge at 8 nC, enabling faster switching and reduced driver power consumption. The IRFBC40ASTRLPBF specifies 42 nC, requiring higher driver current. For high-frequency switching applications, lower gate charge reduces switching losses and improves overall system efficiency.

Q: Can substitute parts with lower current ratings (4A or 4.5A) be used in designs specified for 7A?

A: Substitution with lower current-rated devices is only valid if the actual circuit current demand is confirmed to be below the substitute part's rating. The R6004KNJTL (4A) and STB6N60M2 (4.5A) are suitable for applications where peak and continuous drain currents remain within their specifications. Using a lower-rated device in a circuit designed for 7A continuous current will result in device failure or thermal runaway. Circuit analysis must confirm that actual operating current does not exceed the substitute part's continuous drain current rating.

Q: What compliance certifications are maintained across all substitute parts?

A: All substitute parts listed maintain ROHS3 compliance and EAR99 export classification, matching the original IXTA7N60P specification. REACH status is confirmed as "REACH Unaffected" for IXTA8N65X2, R6004KNJTL, R6008FNJTL, and STB6N60M2. The IRFBC40ASTRLPBF lists REACH status as "Vendor Undefined." Moisture sensitivity level (MSL) is rated as 1 (Unlimited) for all parts, indicating no special moisture handling requirements.

Q: How does the operating temperature range affect substitute part selection?

A: The IXTA7N60P supports -55°C to 150°C operation. Most substitute parts maintain this full range. The R6008FNJTL specifies only 150°C maximum without a defined lower temperature limit, which may restrict its use in applications requiring operation below 0°C. For applications requiring the full -55°C to 150°C range, the IXTA8N65X2, IRFBC40ASTRLPBF, R6004KNJTL, and STB6N60M2 are fully compatible.

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