DMPH4029LFG-13 Equivalent & Substitute Parts

Part Overview

The DMPH4029LFG-13 is a P-Channel MOSFET manufactured by Diodes Incorporated, rated for 40V drain-to-source voltage with continuous drain current of 8A (Ta) and 22A (Tc). This surface mount device is housed in an 8-PowerVDFN package and is designed for power switching applications requiring low on-resistance performance. The part is Active in product status and ROHS3 compliant. Substitute parts are identified when electrical and mechanical parameters remain identical across different packaging codes or automotive qualifications, enabling design flexibility and supply chain optimization.

Key Parameters

Parameter	Value	Unit
FET Type	P-Channel	—
Technology	MOSFET (Metal Oxide)	—
Drain to Source Voltage (Vdss)	40	V
Current - Continuous Drain (Id) @ 25°C	8A (Ta), 22A (Tc)	A
Rds On (Max) @ Id, Vgs	29 mOhm @ 3A, 10V	mOhm
Vgs(th) (Max) @ Id	3 @ 250µA	V
Gate Charge (Qg) (Max) @ Vgs	34 @ 10V	nC
Vgs (Max)	±20	V
Input Capacitance (Ciss) (Max) @ Vds	1626 @ 20V	pF
Power Dissipation (Max)	1.2 (Ta)	W
Operating Temperature	-55 to 175	°C (TJ)
Mounting Type	Surface Mount	—
Package / Case	8-PowerVDFN	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the DMPH4029LFG-13 are identified based on electrical and mechanical parameter equivalence. All substitute parts maintain identical specifications across the following critical parameters: FET type (P-Channel), technology (MOSFET Metal Oxide), Vdss (40V), continuous drain current (8A Ta / 22A Tc), Rds On (29 mOhm @ 3A, 10V), Vgs(th) (3V @ 250µA), gate charge (34 nC @ 10V), Vgs maximum (±20V), input capacitance (1626 pF @ 20V), power dissipation (1.2W Ta), operating temperature range (-55°C to 175°C), mounting type (Surface Mount), and package (8-PowerVDFN).

Substitutes are differentiated by packaging code suffix (LFG versus LFGQ) and tape reel designation (13 versus 7). The LFGQ variants include automotive-grade qualification (AEC-Q101) and are designated for automotive applications. The LFG variants are standard industrial-grade parts. All variants are manufactured by Diodes Incorporated and carry identical electrical performance characteristics.

Parameter Comparison

Parameter	DMPH4029LFG-13	DMPH4029LFG-7	DMPH4029LFGQ-13	DMPH4029LFGQ-7
Manufacturer	Diodes Incorporated	Diodes Incorporated	Diodes Incorporated	Diodes Incorporated
FET Type	P-Channel	P-Channel	P-Channel	P-Channel
Vdss	40 V	40 V	40 V	40 V
Id @ 25°C	8A (Ta), 22A (Tc)	8A (Ta), 22A (Tc)	8A (Ta), 22A (Tc)	8A (Ta), 22A (Tc)
Rds On (Max)	29 mOhm @ 3A, 10V	29 mOhm @ 3A, 10V	29 mOhm @ 3A, 10V	29 mOhm @ 3A, 10V
Vgs(th) (Max)	3 V @ 250µA	3 V @ 250µA	3 V @ 250µA	3 V @ 250µA
Gate Charge (Qg)	34 nC @ 10V	34 nC @ 10V	34 nC @ 10V	34 nC @ 10V
Vgs (Max)	±20 V	±20 V	±20 V	±20 V
Ciss (Max)	1626 pF @ 20V	1626 pF @ 20V	1626 pF @ 20V	1626 pF @ 20V
Power Dissipation (Max)	1.2 W (Ta)	1.2 W (Ta)	1.2 W (Ta)	1.2 W (Ta)
Operating Temperature	-55 to 175 °C (TJ)	-55 to 175 °C (TJ)	-55 to 175 °C (TJ)	-55 to 175 °C (TJ)
Package / Case	8-PowerVDFN	8-PowerVDFN	8-PowerVDFN	8-PowerVDFN
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Automotive Grade	—	—	AEC-Q101	AEC-Q101
Product Status	Active	Active	Active	Active
Inventory (Pcs)	9168	1046	757	3352

Engineering Selection Recommendations

All four part numbers are Active products manufactured by Diodes Incorporated and are ROHS3 compliant. Selection between DMPH4029LFG-13, DMPH4029LFG-7, DMPH4029LFGQ-13, and DMPH4029LFGQ-7 is determined by application requirements and supply availability.

For industrial applications without automotive qualification requirements, DMPH4029LFG-13 and DMPH4029LFG-7 are suitable. The DMPH4029LFG-13 offers the highest current inventory (9168 pcs), providing supply assurance for high-volume production.

For automotive applications requiring AEC-Q101 qualification, DMPH4029LFGQ-13 and DMPH4029LFGQ-7 are the appropriate selections. DMPH4029LFGQ-7 provides the highest inventory among automotive-qualified variants (3352 pcs).

The suffix designations (13 versus 7) represent different tape reel configurations and do not affect electrical performance or package specifications. Selection between these designations is based on procurement and assembly line requirements.

Frequently Asked Questions (FAQ)

Q: Are all four part numbers electrically identical?

A: Yes. DMPH4029LFG-13, DMPH4029LFG-7, DMPH4029LFGQ-13, and DMPH4029LFGQ-7 share identical electrical specifications including Vdss (40V), continuous drain current (8A Ta / 22A Tc), Rds On (29 mOhm @ 3A, 10V), and all other rated parameters. The LFGQ variants include automotive-grade AEC-Q101 qualification; the LFG variants do not.

Q: What is the difference between the LFG and LFGQ packaging codes?

A: The LFG designation indicates standard industrial-grade parts. The LFGQ designation indicates automotive-grade parts qualified to AEC-Q101 standard. Electrical and mechanical specifications are identical; the difference is in qualification level and intended application market.

Q: What do the suffix numbers 13 and 7 represent?

A: The suffix numbers (13 and 7) represent different tape reel configurations used during manufacturing and procurement. These designations do not affect electrical performance, package dimensions, or pin configuration. Selection is based on assembly equipment compatibility and procurement specifications.

Q: Can I substitute DMPH4029LFG-13 with DMPH4029LFGQ-13 in an industrial application?

A: Yes. DMPH4029LFGQ-13 is a direct substitute for DMPH4029LFG-13 in industrial applications. The automotive qualification does not restrict use in non-automotive designs. However, DMPH4029LFG-13 is the standard selection for non-automotive applications.

Q: Can I use DMPH4029LFG-7 in an automotive application?

A: DMPH4029LFG-7 is not qualified to AEC-Q101 automotive standard. For automotive applications, DMPH4029LFGQ-13 or DMPH4029LFGQ-7 must be used.

Q: Are all parts in the same 8-PowerVDFN package?

A: Yes. All four part numbers use the 8-PowerVDFN surface mount package with identical pin configuration, footprint, and thermal characteristics.

Q: What is the moisture sensitivity level for these parts?

A: All four part numbers have MSL 1 (Unlimited), indicating no moisture sensitivity restrictions during storage or handling.

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