Equivalent & Substitute Parts for APT10035B2FLLG

Part Overview

The APT10035B2FLLG is an N-Channel MOSFET developed by Microchip Technology, designed for high-voltage, high-current applications. It features a drain-to-source voltage of 1000 V, a continuous drain current of 28A (Tc), and a maximum power dissipation of 690W. The product is currently active and is packaged in a through-hole TO-247-3 variant (T-MAX™ [B2]). Identification of alternative models is necessary to ensure supply chain resilience, maintenance, and design flexibility within this category of Transistors, FETs, MOSFETs.

Key Parameters

Manufacturer Part Number	Manufacturer	Category	Packaging	FET Type	Technology	Drain to Source Voltage (Vdss)	Current - Continuous Drain (Id) @ 25°C	Drive Voltage (Max Rds On, Min Rds On)	Rds On (Max) @ Id, Vgs	Vgs(th) (Max) @ Id	Gate Charge (Qg) (Max) @ Vgs	Vgs (Max)	Input Capacitance (Ciss) (Max) @ Vds	Power Dissipation (Max)	Operating Temperature	Mounting Type	Package / Case	RoHS Status	Moisture Sensitivity Level (MSL)	REACH Status
APT10035B2FLLG	Microchip Technology	Transistors, FETs, MOSFETs	Tube	N-Channel	MOSFET (Metal Oxide)	1000 V	28A (Tc)	10V	370mOhm @ 14A, 10V	5V @ 2.5mA	186 nC @ 10 V	±30V	5185 pF @ 25 V	690W (Tc)	-55°C ~ 150°C (TJ)	Through Hole	TO-247-3 Variant	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected

Substitute Part Grouping Explanation

Substitute part selection is determined strictly by matching the following key electrical and mechanical parameters: FET Type (N-Channel), Drain to Source Voltage (Vdss), Current - Continuous Drain (Id), Rds On (Max), Gate Charge (Qg), Input Capacitance (Ciss), Power Dissipation (Max), Operating Temperature, Mounting Type, Package / Case, and regulatory compliance (RoHS, REACH, MSL). Only parts within these specified attributes are considered valid alternatives for the application.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Category	Packaging	FET Type	Technology	Drain to Source Voltage (Vdss)	Current - Continuous Drain (Id) @ 25°C	Drive Voltage (Max Rds On, Min Rds On)	Rds On (Max) @ Id, Vgs	Vgs(th) (Max) @ Id	Gate Charge (Qg) (Max) @ Vgs	Vgs (Max)	Input Capacitance (Ciss) (Max) @ Vds	Power Dissipation (Max)	Operating Temperature	Mounting Type	Package / Case	RoHS Status	Moisture Sensitivity Level (MSL)	REACH Status
APT10035B2FLLG	Microchip Technology	Transistors, FETs, MOSFETs	Tube	N-Channel	MOSFET (Metal Oxide)	1000 V	28A (Tc)	10V	370mOhm @ 14A, 10V	5V @ 2.5mA	186 nC @ 10 V	±30V	5185 pF @ 25 V	690W (Tc)	-55°C ~ 150°C (TJ)	Through Hole	TO-247-3 Variant	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected
STW22N95K5	STMicroelectronics	Transistors, FETs, MOSFETs	Tube	N-Channel	MOSFET (Metal Oxide)	950 V	17.5A (Tc)	10V	330mOhm @ 9A, 10V	5V @ 100µA	48 nC @ 10 V	±30V	1550 pF @ 100 V	250W (Tc)	-55°C ~ 150°C (TJ)	Through Hole	TO-247-3	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected

Engineering Selection Recommendations

Both APT10035B2FLLG and STW22N95K5 are listed as "Active" with ROHS3 compliance, REACH unaffected status, and an MSL of 1 (Unlimited). Both are through-hole MOSFETs with comparable package types and regulatory certifications as provided. Selection may proceed according to organizational inventory, procurement, and qualification requirements strictly as outlined by these parameters.

Frequently Asked Questions (FAQ)

Q1: What are the critical parameters when selecting a substitute for APT10035B2FLLG?
A1: The critical parameters are FET Type, Drain to Source Voltage (Vdss), Continuous Drain Current (Id), Rds On (Max), Gate Charge (Qg), Input Capacitance (Ciss), Power Dissipation (Max), Operating Temperature, Mounting Type, Package / Case, RoHS, REACH status, and MSL.

Q2: Is packaging type important when considering substitutes?
A2: Yes. The mounting type and package/case must match the original in design and mechanical constraints to ensure compatibility.

Q3: Are different series or manufacturers allowed as substitutes in this context?
A3: Yes, provided that all electrical, mechanical, and regulatory parameters as listed are strictly met according to the category.

Q4: Does RoHS or REACH status affect the substitution decision?
A4: Yes. Regulatory compliance (RoHS, REACH) and MSL must match the requirements specified for the original component.

Q5: What about variations in electrical performance parameters?
A5: Only parameters explicitly provided are considered for equivalence. Performance differences not detailed in the input are not evaluated.

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