IXFK48N60P N-Channel 600V 48A MOSFET Equivalent & Substitute Parts

Part Overview

The IXFK48N60P is an N-Channel 600V 48A MOSFET manufactured by IXYS in the HiPerFET™ series. This device is designed for high-power switching applications requiring 600V drain-to-source voltage capability with continuous drain current of 48A at 25°C. The part is housed in a TO-264AA through-hole package and is currently in active production status with 2675 units in stock.

Substitute parts are identified when equivalent electrical performance can be achieved within the specified parameter ranges while maintaining compatibility with the application's thermal, voltage, and current requirements. The IXFK48N60P operates across a wide temperature range from -55°C to 150°C junction temperature, making it suitable for demanding industrial and power conversion applications.

Substiute Parts

IXFK48N60P

IXYSIn Stock: 2701IXFK48N60P Datasheet

Current PartRFQ

IPW60R099CPAFKSA1

Infineon TechnologiesIn Stock: 989IPW60R099CPAFKSA1 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the IXFK48N60P is determined by equivalence in the following critical electrical parameters:

Voltage Rating: Both the main part and substitute must maintain a Drain to Source Voltage (Vdss) of 600V to ensure safe operation in the target application circuit.

Current Capability: The continuous drain current (Id) at 25°C must be sufficient to handle the application's maximum current demand. The IXFK48N60P provides 48A continuous current.

On-State Resistance (Rds On): The maximum on-state resistance determines conduction losses and thermal performance. Lower Rds On values reduce power dissipation and improve efficiency.

Gate Charge (Qg): Gate charge affects switching speed and driver circuit requirements. Lower gate charge enables faster switching transitions.

Thermal Performance: Power dissipation capability (830W for the main part) must be adequate for the application's duty cycle and thermal management design.

Package Compatibility: The through-hole TO-264AA package is the primary mechanical constraint for direct board-level substitution.

Compliance Standards: RoHS3 compliance and REACH unaffected status ensure regulatory alignment across both parts.

Parameter Comparison

Engineering Selection Recommendations

Voltage and Technology Alignment: Both the IXFK48N60P and IPW60R099CPAFKSA1 are N-Channel MOSFETs rated for 600V operation, ensuring equivalent voltage class performance. Both devices employ metal oxide semiconductor technology and are in active production status.

Current Derating Consideration: The IPW60R099CPAFKSA1 provides 31A continuous drain current compared to the IXFK48N60P's 48A. Applications requiring the full 48A capability of the main part cannot use this substitute without circuit redesign or parallel device configuration.

On-State Resistance Performance: The IPW60R099CPAFKSA1 exhibits lower Rds On (105 mOhm @ 18A, 10V) compared to the IXFK48N60P (135 mOhm @ 500mA, 10V), resulting in reduced conduction losses when operating within its current rating.

Switching Characteristics: The substitute part features lower gate charge (80 nC vs. 150 nC), enabling faster switching transitions and reduced driver circuit stress.

Thermal Management: The IXFK48N60P provides significantly higher power dissipation capability (830W vs. 255W). Applications with high thermal loads require the main part's superior heat handling capacity.

Package Mechanical Compatibility: The IXFK48N60P uses TO-264AA packaging while the substitute uses TO-247-3. These packages have different pin configurations and board footprints, requiring PCB layout modification for substitution.

Temperature Range: The IXFK48N60P operates from -55°C to 150°C, while the substitute operates from -40°C to 150°C. Applications requiring operation below -40°C junction temperature require the main part.

Compliance and Qualification: Both parts are ROHS3 compliant and REACH unaffected. The IPW60R099CPAFKSA1 carries AEC-Q101 automotive qualification, suitable for automotive-grade applications.

Frequently Asked Questions (FAQ)

Q: Can the IPW60R099CPAFKSA1 directly replace the IXFK48N60P on the same PCB?

A: No. The IXFK48N60P uses TO-264AA packaging while the IPW60R099CPAFKSA1 uses TO-247-3 packaging. These packages have different pin layouts and mechanical dimensions, requiring PCB redesign and new footprint implementation.

Q: What is the primary limitation of using IPW60R099CPAFKSA1 as a substitute?

A: The continuous drain current rating is 31A compared to 48A for the main part. Applications requiring 48A continuous current cannot use this substitute without parallel device configuration or circuit modification.

Q: Are both parts suitable for high-temperature applications?

A: Both parts operate to 150°C junction temperature. However, the IXFK48N60P supports operation down to -55°C while the substitute supports only -40°C minimum. Applications requiring sub -40°C operation require the main part.

Q: How do the gate charge specifications affect circuit design?

A: The IPW60R099CPAFKSA1 has lower gate charge (80 nC vs. 150 nC), requiring less charge delivery from the gate driver circuit. This enables use of lower-current drivers and reduces switching losses in high-frequency applications.

Q: What is the significance of the different Rds On measurement conditions?

A: The IXFK48N60P specifies Rds On at 500mA while the substitute specifies it at 18A. These different measurement currents reflect the devices' respective current ratings and cannot be directly compared. Actual on-state resistance varies with operating current and temperature.

Q: Are both parts RoHS compliant?

A: Yes. Both the IXFK48N60P and IPW60R099CPAFKSA1 are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements.

Q: Which part is better for automotive applications?

A: The IPW60R099CPAFKSA1 carries AEC-Q101 automotive qualification, making it the specified choice for automotive-grade designs. The IXFK48N60P is not listed with automotive qualification.

Q: How does power dissipation capability affect part selection?

A: The IXFK48N60P dissipates up to 830W while the substitute dissipates up to 255W. Applications with high switching frequency or continuous high current operation require the main part's superior thermal performance. The substitute is suitable for lower-power or intermittent duty applications.

Q: Can these parts be used in parallel for increased current capability?

A: Parallel operation of different MOSFET types requires careful circuit design including matched gate drive signals and current-sharing networks. Consult device datasheets and application notes for parallel operation guidelines specific to each manufacturer's technology.