IPA60R385CPXKSA1 Equivalent & Substitute Parts

Part Overview

The IPA60R385CPXKSA1 is an N-Channel 600V 9A MOSFET manufactured by Infineon Technologies in the CoolMOS™ series, housed in a TO-220-3 Full Pack through-hole package. This device is rated for 31W power dissipation and features a maximum on-resistance of 385mOhm at specified conditions.

The IPA60R385CPXKSA1 carries a product status of "Not For New Designs," indicating that Infineon has discontinued this component for new applications. This status necessitates identification of functionally equivalent alternatives that maintain electrical and mechanical compatibility while offering active product support and continued availability.

Key Parameters

Parameter	Value	Unit
Drain to Source Voltage (Vdss)	600	V
Continuous Drain Current (Id) @ 25°C	9	A
On-Resistance (Rds On Max) @ 5.2A, 10V	385	mOhm
Gate Threshold Voltage (Vgs(th) Max) @ 340µA	3.5	V
Gate Charge (Qg Max) @ 10V	22	nC
Power Dissipation (Max)	31	W
Operating Temperature Range	-55 to 150	°C
Package Type	TO-220-3 Full Pack	Through Hole
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitution of the IPA60R385CPXKSA1 is determined by strict alignment of the following electrical and mechanical parameters:

Primary Substitution Criteria:

Drain to Source Voltage (Vdss): Must equal or exceed 600V
Continuous Drain Current (Id): Must equal or exceed 9A at 25°C
Package Type: Must be TO-220-3 Full Pack through-hole configuration
FET Type: N-Channel MOSFET technology
On-Resistance (Rds On): Should remain within acceptable operating margins for the application
Operating Temperature Range: Must support -55°C to 150°C or equivalent
Compliance: RoHS3 compliant, REACH unaffected

Substitution Logic: Parts are grouped into two categories based on their electrical performance relative to the main part:

Direct Electrical Equivalents: Parts with Vdss = 600V, Id ≥ 9A, and comparable Rds On characteristics
Higher-Rated Alternatives: Parts with Vdss ≥ 600V and Id ≥ 9A that provide enhanced performance margins

All substitute parts maintain through-hole TO-220 package compatibility and active product status, ensuring long-term availability and design support.

Parameter Comparison

Part Number	Manufacturer	Vdss (V)	Id @ 25°C (A)	Rds On Max (mOhm)	Qg Max (nC)	Power Diss. (W)	Temp Range (°C)	Status
IPA60R385CPXKSA1	Infineon	600	9	385	22	31	-55 to 150	Not For New Designs
STF43N60DM2	STMicroelectronics	600	34	93	56	40	-55 to 150	Active
R6011ENX	Rohm Semiconductor	600	11	390	32	40	-55 to 150	Active
R6015ANX	Rohm Semiconductor	600	15	300	50	77	-55 to 150	Not For New Designs
SIHA14N60E-E3	Vishay Siliconix	600	13	309	64	147	-55 to 150	Active
STF10NM60ND	STMicroelectronics	600	8	550	19	25	-55 to 150	Active
STF13N60M2	STMicroelectronics	600	11	380	17	25	-55 to 150	Active
STF13NM60ND	STMicroelectronics	600	11	380	24.5	25	-55 to 150	Active
STF15N65M5	STMicroelectronics	650	11	340	22	30	-55 to 150	Active
STF16N65M2	STMicroelectronics	650	11	360	19.5	25	-55 to 150	Active
STF17N80K5	STMicroelectronics	800	14	340	26	30	-55 to 150	Active

Engineering Selection Recommendations

Primary Recommendation for Direct Replacement:

The STF13N60M2 (STMicroelectronics) and STF13NM60ND (STMicroelectronics) are the closest electrical equivalents to the IPA60R385CPXKSA1. Both devices feature:

Identical 600V Vdss rating
11A continuous drain current, exceeding the 9A requirement
On-resistance of 380mOhm, matching the original specification within 1.3%
Active product status with full manufacturer support
RoHS3 compliance and REACH unaffected status
Full operating temperature range of -55°C to 150°C

Secondary Recommendation for Enhanced Performance:

The R6011ENX (Rohm Semiconductor) provides an alternative with:

600V Vdss rating
11A continuous drain current
390mOhm on-resistance, within 1.3% of the original
Active product status
Bulk packaging option for high-volume applications

Higher-Voltage Alternatives:

For applications where voltage margin is beneficial, the STF15N65M5 and STF16N65M2 offer 650V ratings with improved on-resistance characteristics (340mOhm and 360mOhm respectively) while maintaining 11A current capability and active product status.

Avoid for New Designs:

The R6015ANX carries "Not For New Designs" status and should not be selected for new applications despite its electrical compatibility.

Frequently Asked Questions (FAQ)

Q: Can the STF13N60M2 directly replace the IPA60R385CPXKSA1 without circuit modifications?

A: Yes. The STF13N60M2 maintains electrical compatibility across all critical parameters: 600V Vdss, 11A Id (exceeding 9A requirement), 380mOhm Rds On (within 1.3% of original), and identical TO-220-3 package. No circuit modifications are required.

Q: What is the difference between STF13N60M2 and STF13NM60ND?

A: Both devices share identical electrical specifications (600V, 11A, 380mOhm Rds On) and TO-220-3 packaging. STF13N60M2 belongs to the MDmesh™ II Plus series with 17nC gate charge, while STF13NM60ND belongs to the FDmesh™ II series with 24.5nC gate charge. Selection depends on gate drive circuit requirements and switching speed needs.

Q: Why does the STF43N60DM2 have lower on-resistance despite higher current rating?

A: The STF43N60DM2 features 34A continuous current capability with 93mOhm on-resistance, representing a different performance class within the 600V MOSFET family. Lower on-resistance is achieved through larger die area and improved semiconductor technology (MDmesh™ DM2 series). This part is suitable for applications requiring higher current handling with reduced conduction losses.

Q: Are the 650V-rated alternatives (STF15N65M5, STF16N65M2) suitable for 600V applications?

A: Yes. Higher voltage-rated MOSFETs are electrically compatible with lower-voltage applications. The 650V and 800V alternatives provide additional voltage margin and typically feature improved on-resistance characteristics. Selection should be based on application requirements and cost considerations.

Q: What is the significance of the "Not For New Designs" status on the IPA60R385CPXKSA1?

A: This status indicates that Infineon has discontinued the part for new product development. Existing designs may continue using available inventory, but new applications should transition to active alternatives such as STF13N60M2, STF13NM60ND, or R6011ENX to ensure long-term supply chain stability and manufacturer support.

Q: Do all substitute parts maintain RoHS3 compliance?

A: Yes. All recommended substitute parts listed carry RoHS3 compliance and REACH unaffected status, matching the environmental and regulatory requirements of the original IPA60R385CPXKSA1.

Q: What packaging options are available for high-volume procurement?

A: The STF13N60M2 and STF13NM60ND are supplied in tube packaging (standard for through-hole components). The R6011ENX is available in bulk packaging, which may offer cost advantages for high-volume applications. All maintain TO-220-3 Full Pack through-hole configuration.

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