IRF7241 Equivalent & Substitute Parts

Part Overview

The IRF7241 is a P-Channel MOSFET manufactured by Infineon Technologies, rated for 40V drain-to-source voltage with 6.2A continuous drain current at 25°C. This device is packaged in an 8-SO surface mount configuration and is designed for applications requiring P-channel switching and amplification in moderate-power circuits.

The IRF7241 carries an Obsolete product status. Locating equivalent substitute components is necessary to support ongoing production requirements, maintenance operations, and system redesigns where this part is specified in existing designs.

Key Parameters

Parameter	Value	Unit
FET Type	P-Channel	—
Drain to Source Voltage (Vdss)	40	V
Continuous Drain Current (Id) @ 25°C	6.2	A
Rds On (Max) @ Id, Vgs	41	mOhm @ 6.2A, 10V
Gate Charge (Qg) (Max) @ Vgs	80	nC @ 10V
Power Dissipation (Max)	2.5	W
Operating Temperature Range	-55 to 150	°C (TJ)
Package Type	8-SOIC (0.154", 3.90mm Width)	—
Mounting Type	Surface Mount	—

Substitute Part Grouping Explanation

Substitute parts for the IRF7241 are identified based on the following critical electrical and mechanical parameters:

Electrical Compatibility Criteria:

FET Type: P-Channel topology required
Package/Case: 8-SOIC (0.154", 3.90mm Width) surface mount configuration
Operating Temperature Range: -55°C to 150°C (TJ) minimum
Vgs (Max): ±20V gate voltage rating
Mounting Type: Surface Mount

Functional Equivalence Parameters:

Drain to Source Voltage (Vdss): Substitute must meet or exceed 40V rating
Continuous Drain Current (Id) @ 25°C: Substitute must support minimum 6.2A
Rds On (Max): Substitute on-resistance must not exceed 41mOhm @ specified conditions
Gate Charge (Qg): Substitute gate charge must not exceed 80nC @ 10V
Power Dissipation (Max): Substitute must handle minimum 2.5W

The ZXMP3A16N8TA from Diodes Incorporated qualifies as a substitute based on matching package geometry, surface mount configuration, operating temperature range, and gate voltage specifications. However, this substitute operates at reduced voltage and current ratings compared to the IRF7241.

Parameter Comparison

Parameter	IRF7241 (Infineon)	ZXMP3A16N8TA (Diodes Inc.)	Unit
FET Type	P-Channel	P-Channel	—
Drain to Source Voltage (Vdss)	40	30	V
Continuous Drain Current (Id) @ 25°C	6.2	5.6	A
Rds On (Max) @ Id, Vgs	41 @ 6.2A, 10V	40 @ 4.2A, 10V	mOhm
Gate Charge (Qg) (Max) @ Vgs	80 @ 10V	29.6 @ 10V	nC
Input Capacitance (Ciss) (Max) @ Vds	3220 @ 25V	1022 @ 15V	pF
Power Dissipation (Max)	2.5	1.9	W
Operating Temperature Range	-55 to 150	-55 to 150	°C (TJ)
Package / Case	8-SOIC (0.154", 3.90mm Width)	8-SOIC (0.154", 3.90mm Width)	—
Mounting Type	Surface Mount	Surface Mount	—
Vgs (Max)	±20	±20	V

Engineering Selection Recommendations

Product Status Consideration: The IRF7241 is classified as Obsolete, while the ZXMP3A16N8TA is Active. The active status of the substitute part ensures continued availability and manufacturing support for new production builds and field replacements.

Compliance and Certification: The IRF7241 is RoHS non-compliant. The ZXMP3A16N8TA is ROHS3 compliant, meeting current environmental and regulatory requirements for new designs and procurement in regulated markets. Both parts are REACH Unaffected and carry EAR99 ECCN classification.

Moisture Sensitivity: Both parts carry MSL 1 (Unlimited) rating, indicating no moisture sensitivity constraints during storage and handling.

Application Suitability: The ZXMP3A16N8TA operates at reduced voltage (30V vs. 40V) and current (5.6A vs. 6.2A) ratings. Selection of this substitute is appropriate for applications where the circuit design operates within the lower voltage and current envelope. Applications requiring the full 40V or 6.2A specifications of the IRF7241 require alternative substitute evaluation or circuit redesign.

Frequently Asked Questions (FAQ)

Q: Can the ZXMP3A16N8TA directly replace the IRF7241 in all applications?

A: Direct replacement is limited to applications where circuit operating conditions remain within the ZXMP3A16N8TA specifications. The substitute part is rated for 30V maximum drain-to-source voltage and 5.6A continuous drain current, compared to the IRF7241's 40V and 6.2A ratings. Applications operating at or near the IRF7241's maximum ratings require circuit analysis to confirm compatibility.

Q: Are the package dimensions identical between these parts?

A: Both parts use the 8-SOIC (0.154", 3.90mm Width) package configuration. Physical dimensions and PCB footprints are identical, allowing direct mechanical substitution without layout modifications.

Q: What is the difference in gate charge between these parts?

A: The IRF7241 has a maximum gate charge of 80nC @ 10V, while the ZXMP3A16N8TA has 29.6nC @ 10V. The lower gate charge of the substitute part results in faster switching transitions and reduced gate drive power requirements.

Q: Do both parts operate across the same temperature range?

A: Yes. Both the IRF7241 and ZXMP3A16N8TA operate from -55°C to 150°C (TJ), providing identical thermal operating specifications.

Q: What is the on-resistance difference between these parts?

A: The IRF7241 has Rds On (Max) of 41mOhm @ 6.2A, 10V. The ZXMP3A16N8TA has Rds On (Max) of 40mOhm @ 4.2A, 10V. Direct comparison at identical current levels is not available from the provided specifications. The substitute part's lower gate charge and input capacitance may result in improved switching performance in certain circuit topologies.

Q: Are there RoHS compliance differences?

A: Yes. The IRF7241 is RoHS non-compliant, while the ZXMP3A16N8TA is ROHS3 compliant. For new designs and procurement in regulated markets, the ZXMP3A16N8TA meets current environmental standards.

Q: What inventory status should be considered for procurement?

A: The IRF7241 has 3758 pieces in stock as new original inventory. The ZXMP3A16N8TA has 6430 pieces in stock. The substitute part offers higher inventory availability for immediate procurement needs.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message