APT30F50S Equivalent & Substitute Parts Reference

Part Overview

The APT30F50S, manufactured by Microchip Technology, is an N-Channel MOSFET rated for 500 V drain-to-source voltage and 30A continuous drain current (Tc). Packaged in a surface-mount D3PAK (TO-268-3), it is part of the POWER MOS 8™ series. The product is active and RoHS3 compliant. Finding and validating equivalent parts is necessary when managing supply chain risks, meeting allocation requirements, or ensuring continuity for designs constrained to surface-mount, high-voltage, high-current MOSFETs in the TO-268AA footprint.

Key Parameters

Parameter	APT30F50S
FET Type	N-Channel
Technology	MOSFET (Metal Oxide)
Drain to Source Voltage (Vdss)	500 V
Current - Continuous Drain (Id) @ 25°C	30A (Tc)
Rds On (Max) @ Id, Vgs	190mOhm @ 14A, 10V
Drive Voltage (Max Rds On, Min Rds On)	10V
Vgs(th) (Max) @ Id	5V @ 1mA
Gate Charge (Qg) (Max) @ Vgs	115 nC @ 10 V
Vgs (Max)	±30V
Input Capacitance (Ciss) (Max) @ Vds	4525 pF @ 25 V
Power Dissipation (Max)	415W (Tc)
Operating Temperature	-55°C ~ 150°C (TJ)
Mounting Type	Surface Mount
Supplier Device Package	D3PAK
Package / Case	TO-268-3, D³Pak (2 Leads + Tab), TO-268AA
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
REACH Status	REACH Unaffected
Product Status	Active

Substitute Part Grouping Explanation

Substitute parts for the APT30F50S are identified strictly by matching the following key parameters:

N-Channel MOSFET type
Drain to Source Voltage: 500 V
Continuous Drain Current: ≥30A (Tc)
Surface mount TO-268AA/D3Pak package compatibility
Operating temperature: -55°C to 150°C (TJ)
RoHS compliance and MSL level
Product active status

These parameters ensure that electrical performance, physical footprint, and compliance requirements are maintained for substitution within typical design constraints.

Parameter Comparison

Parameter	APT30F50S	IXFT30N50Q3	IXTT30N50L2	IXTT36N50P
Manufacturer	Microchip Technology	IXYS	IXYS	IXYS
FET Type	N-Channel	N-Channel	N-Channel	N-Channel
Technology	MOSFET (Metal Oxide)	MOSFET (Metal Oxide)	MOSFET (Metal Oxide)	MOSFET (Metal Oxide)
Drain to Source Voltage (Vdss)	500 V	500 V	500 V	500 V
Current - Continuous Drain (Id) @ 25°C	30A (Tc)	30A (Tc)	30A (Tc)	36A (Tc)
Rds On (Max) @ Id, Vgs	190mOhm @ 14A, 10V	200mOhm @ 15A, 10V	200mOhm @ 15A, 10V	170mOhm @ 500mA, 10V
Drive Voltage (Max Rds On, Min Rds On)	10V	10V	10V	10V
Vgs(th) (Max) @ Id	5V @ 1mA	6.5V @ 4mA	4.5V @ 250µA	5V @ 250µA
Gate Charge (Qg) (Max) @ Vgs	115 nC @ 10 V	62 nC @ 10 V	240 nC @ 10 V	85 nC @ 10 V
Vgs (Max)	±30V	±20V	±20V	±30V
Input Capacitance (Ciss) (Max) @ Vds	4525 pF @ 25 V	3200 pF @ 25 V	8100 pF @ 25 V	5500 pF @ 25 V
Power Dissipation (Max)	415W (Tc)	690W (Tc)	400W (Tc)	540W (Tc)
Operating Temperature	-55°C ~ 150°C (TJ)	-55°C ~ 150°C (TJ)	-55°C ~ 150°C (TJ)	-55°C ~ 150°C (TJ)
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Supplier Device Package	D3PAK	TO-268AA	TO-268AA	TO-268AA
Package / Case	TO-268-3, D³Pak (2 Leads + Tab), TO-268AA	TO-268-3, D³Pak (2 Leads + Tab), TO-268AA	TO-268-3, D³Pak (2 Leads + Tab), TO-268AA	TO-268-3, D³Pak (2 Leads + Tab), TO-268AA
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected
Product Status	Active	Active	Active	Active

Engineering Selection Recommendations

When selecting substitute MOSFETs for the APT30F50S, consider only parts with active status, ROHS3 compliance, MSL level 1, and REACH unaffected status. All listed substitutes (IXFT30N50Q3, IXTT30N50L2, IXTT36N50P) meet these requirements and utilize the industry-standard surface mount TO-268AA (D3PAK) package, ensuring compatibility for high-reliability applications.

Frequently Asked Questions (FAQ)

Q1: What parameters are essential when selecting an APT30F50S substitute?
The primary parameters are MOSFET type (N-Channel), Vdss rating (500 V), continuous drain current (30A or higher), and package compatibility with TO-268AA/D3PAK.

Q2: Are the substitute parts mechanically compatible with the APT30F50S?
Yes, listed substitutes utilize the TO-268-3/D³Pak (2 Leads + Tab), TO-268AA package which is mechanically equivalent to the APT30F50S.

Q3: Do all substitutes meet the same RoHS and REACH standards?
All compared parts are ROHS3 compliant, have MSL level 1 (unlimited), and are REACH unaffected.

Q4: Is there any difference in mounting between the main and substitute parts?
No. All parts are designated for surface mount applications with the same package and case.

Q5: How do differences in Rds(on), gate charge, or capacitance affect substitution?
Substitutes must match or exceed the critical minimum ratings for safe substitution. Only parameters provided in the comparison are considered for substitution equivalence.

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