FQD8P10TM MOSFET P-Channel 100V 6.6A Equivalent & Substitute Parts

Part Overview

The FQD8P10TM is an onsemi P-Channel MOSFET rated for 100V drain-to-source voltage with 6.6A continuous drain current at 25°C. The device is housed in a TO-252AA (DPAK) surface mount package and is classified as Active product status. This component is suitable for applications requiring P-channel switching and linear regulation in power management circuits. Substitute parts are identified based on matching or exceeding electrical performance within the same package family and operating temperature range.

Key Parameters

Parameter	Value	Unit
FET Type	P-Channel	—
Drain to Source Voltage (Vdss)	100	V
Continuous Drain Current (Id) @ 25°C	6.6	A (Tc)
Rds On (Max) @ Id, Vgs	530	mOhm @ 3.3A, 10V
Gate Threshold Voltage Vgs(th) (Max)	4	V @ 250µA
Power Dissipation (Max)	2.5 / 44	W (Ta) / W (Tc)
Operating Temperature Range	-55 to 150	°C (TJ)
Package Type	TO-252-3, DPAK	Surface Mount
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitute parts for the FQD8P10TM are classified into two categories based on electrical equivalence and performance characteristics:

Parametric Equivalent (Direct Substitution): Parts that match all critical electrical parameters including Vdss (100V), Id (6.6A), Rds On (530 mOhm @ 3.3A, 10V), Vgs(th) (4V @ 250µA), and operating temperature range (-55°C to 150°C). These parts maintain identical or equivalent on-resistance and current handling capability.

Similar Performance (Functional Substitution): Parts that share the same Vdss (100V) and operating temperature range but differ in continuous drain current, on-resistance, or gate charge characteristics. These parts are suitable for applications where the FQD8P10TM specifications exceed system requirements or where improved performance is acceptable.

Key Substitution Criteria:

Drain-to-Source Voltage (Vdss): 100V minimum
Operating Temperature: -55°C to 150°C
Package: TO-252-3 / DPAK surface mount
FET Type: P-Channel MOSFET
Technology: Metal Oxide (MOSFET)
RoHS Compliance: ROHS3 Compliant

Parameter Comparison

Part Number	Manufacturer	Vdss (V)	Id @ 25°C (A)	Rds On (mOhm)	Vgs(th) (V)	Qg (nC)	Ciss (pF)	Package	Status
FQD8P10TM	onsemi	100	6.6	530 @ 3.3A, 10V	4 @ 250µA	15 @ 10V	470 @ 25V	TO-252AA	Active
FQD8P10TM-F085	onsemi	100	6.6	530 @ 3.3A, 10V	4 @ 250µA	15 @ 10V	470 @ 25V	TO-252AA	Active
DMP10H400SK3-13	Diodes Incorporated	100	9	240 @ 5A, 10V	3 @ 250µA	17.5 @ 10V	1239 @ 25V	TO-252-3	Active
IRFR9120PBF	Vishay Siliconix	100	5.6	600 @ 3.4A, 10V	4 @ 250µA	18 @ 10V	390 @ 25V	TO-252-3	Active
IRFR9120TRLPBF	Vishay Siliconix	100	5.6	600 @ 3.4A, 10V	4 @ 250µA	18 @ 10V	390 @ 25V	TO-252-3	Active
IRFR9120TRPBF	Vishay Siliconix	100	5.6	600 @ 3.4A, 10V	4 @ 250µA	18 @ 10V	390 @ 25V	TO-252-3	Active

Engineering Selection Recommendations

FQD8P10TM-F085 (onsemi): This part is a parametric equivalent with identical electrical specifications to the FQD8P10TM. The primary distinction is AEC-Q101 automotive qualification, making it suitable for automotive applications requiring enhanced reliability standards. Both parts maintain ROHS3 compliance and unlimited moisture sensitivity level (MSL 1). Selection of this variant is appropriate when automotive-grade certification is a system requirement.

DMP10H400SK3-13 (Diodes Incorporated): This part exceeds the FQD8P10TM in continuous drain current (9A versus 6.6A) and provides superior on-resistance performance (240 mOhm versus 530 mOhm). The higher input capacitance (1239 pF versus 470 pF) and gate charge (17.5 nC versus 15 nC) represent trade-offs in switching speed. This device is suitable for applications where higher current capacity or lower conduction losses are beneficial and switching frequency constraints are not limiting.

IRFR9120PBF, IRFR9120TRLPBF, IRFR9120TRPBF (Vishay Siliconix): These three variants share identical electrical specifications with continuous drain current of 5.6A and on-resistance of 600 mOhm. The primary differences are packaging format (Tube for PBF, Tape & Reel for TRLPBF and TRPBF). These parts are suitable for applications where the FQD8P10TM current rating exceeds requirements. REACH status differs between variants; IRFR9120PBF is REACH Affected while TRLPBF and TRPBF are REACH Unaffected. Selection depends on supply chain requirements and regulatory compliance needs.

All substitute parts maintain the same operating temperature range (-55°C to 150°C), RoHS3 compliance, and surface mount DPAK package footprint compatibility with the FQD8P10TM.

Frequently Asked Questions (FAQ)

Q: Can FQD8P10TM-F085 be used as a direct replacement for FQD8P10TM?

A: Yes. FQD8P10TM-F085 is a parametric equivalent with identical electrical specifications. The addition of AEC-Q101 automotive qualification does not affect functional compatibility. Both parts are pin-compatible in TO-252AA packaging.

Q: What is the primary difference between DMP10H400SK3-13 and FQD8P10TM?

A: DMP10H400SK3-13 provides higher continuous drain current (9A versus 6.6A) and lower on-resistance (240 mOhm versus 530 mOhm). Input capacitance is significantly higher (1239 pF versus 470 pF), which may affect switching performance in high-frequency applications. Both devices share 100V Vdss rating and TO-252-3 package compatibility.

Q: Are the Vishay IRFR9120 variants interchangeable with each other?

A: IRFR9120PBF, IRFR9120TRLPBF, and IRFR9120TRPBF are electrically identical. The differences are packaging format (Tube versus Tape & Reel) and REACH compliance status. Selection depends on supply chain requirements and regulatory jurisdiction. All three are pin-compatible in TO-252-3 DPAK packages.

Q: Why does IRFR9120 series have lower continuous drain current than FQD8P10TM?

A: IRFR9120 is rated for 5.6A continuous drain current compared to FQD8P10TM at 6.6A. This represents a design difference between manufacturers. IRFR9120 is suitable for applications where 5.6A capacity is sufficient. If higher current is required, DMP10H400SK3-13 at 9A provides additional margin.

Q: Is package compatibility guaranteed between all substitute parts?

A: All substitute parts use TO-252-3 or TO-252AA DPAK surface mount packages with identical pin configurations (2 Leads + Tab, SC-63). PCB footprints are compatible. However, verify specific package designations in component datasheets for your application.

Q: What is the significance of REACH status differences?

A: REACH Affected status (IRFR9120PBF) indicates the part is subject to European REACH regulations. REACH Unaffected status (IRFR9120TRLPBF, IRFR9120TRPBF, FQD8P10TM variants) indicates no regulatory restriction. Selection depends on end-market and regulatory compliance requirements for your application.

Q: Can DMP10H400SK3-13 be used in all applications where FQD8P10TM is specified?

A: DMP10H400SK3-13 is functionally compatible for applications where current requirements do not exceed 9A and switching frequency is not constrained by higher input capacitance. The lower on-resistance (240 mOhm) reduces conduction losses. Verify that the higher input capacitance (1239 pF) does not negatively impact gate drive circuit performance in your specific application.

Q: What does MSL 1 (Unlimited) moisture sensitivity level mean?

A: MSL 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. All listed substitute parts carry MSL 1 rating, eliminating moisture-related reliability concerns.

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