DMN5L06WK-7 Equivalent & Substitute Parts

Part Overview

The DMN5L06WK-7 is an N-Channel MOSFET manufactured by Diodes Incorporated, rated for 50V drain-to-source voltage with 300mA continuous drain current in a surface mount SOT-323 package. This device is classified as obsolete, indicating it has been discontinued and is no longer recommended for new designs. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support existing production requirements.

Key Parameters

Parameter	Value	Unit
Drain-to-Source Voltage (Vdss)	50	V
Continuous Drain Current (Id) @ 25°C	300	mA
On-Resistance (Rds On) @ 50mA, 5V	2	Ohm
Gate-Source Threshold Voltage (Vgs(th)) @ 250µA	1	V
Power Dissipation (Max)	250	mW
Operating Temperature Range	-65 to 150	°C
Package Type	SOT-323 (SC-70)	—
FET Type	N-Channel	—

Substitute Part Grouping Explanation

Substitution of the DMN5L06WK-7 is determined by the following critical parameters:

Mandatory Compatibility Criteria:

FET Type: N-Channel (all substitutes must be N-Channel)
Package: SOT-323 (SC-70) surface mount form factor
Drain-to-Source Voltage (Vdss): Minimum 50V (substitutes rated at 50V or higher are acceptable)
Continuous Drain Current (Id): Minimum 300mA (substitutes rated at 300mA or higher are acceptable)
On-Resistance (Rds On): Maximum 2 Ohm at specified gate-source voltage (lower or equal values are acceptable)
Gate-Source Threshold Voltage (Vgs(th)): Maximum 1V at 250µA (lower or equal values are acceptable)
Power Dissipation: Minimum 250mW (higher ratings provide thermal margin)
Operating Temperature: Minimum -55°C to 150°C (the main part extends to -65°C)

Substitutes are grouped into two categories: Direct Replacements (meeting or exceeding all parameters with active product status) and Functional Equivalents (meeting electrical requirements but with different product status or package variations).

Parameter Comparison

Part Number	Manufacturer	Vdss (V)	Id @ 25°C (mA)	Rds On (Ohm)	Vgs(th) (V)	Power Dissipation (mW)	Package	Product Status
DMN5L06WK-7	Diodes Incorporated	50	300	2	1	250	SOT-323	Obsolete
DMN62D0UW-7	Diodes Incorporated	60	340	2	1	320	SOT-323	Active
DMN61D9UWQ-13	Diodes Incorporated	60	400	2	1	440	SOT-323	Active
2N7002PW,115	Nexperia USA Inc.	60	310	1.6	2.4	260	SOT-323	Not For New Designs
2V7002WT1G	onsemi	60	310	1.6	2.5	280	SOT-323	Active
NTS4001NT1G	onsemi	30	270	1.5	1.5	330	SOT-323	Active
PJC138K-AU_R1_000A1	Panjit International Inc.	50	360	1.6	1.5	236	SOT-323	Active
RUU002N05T106	Rohm Semiconductor	50	200	2.2	1	200	SOT-323	Not For New Designs

Engineering Selection Recommendations

Tier 1 - Recommended Direct Replacements (Active Status):

The DMN62D0UW-7 and DMN61D9UWQ-13 from Diodes Incorporated are the primary recommended substitutes. Both devices are manufactured by the same supplier as the obsolete part, ensuring design continuity and supply chain familiarity. The DMN62D0UW-7 provides a conservative upgrade with 60V rating and 340mA current capability, while the DMN61D9UWQ-13 offers enhanced performance with 400mA capability. Both maintain identical on-resistance and threshold voltage characteristics, ensuring drop-in compatibility. Both parts carry active product status and full RoHS3 compliance.

The PJC138K-AU_R1_000A1 from Panjit International Inc. is an alternative direct replacement matching the original 50V rating with superior current capability (360mA) and lower on-resistance (1.6 Ohm). This part carries active product status and AEC-Q101 automotive qualification, providing additional reliability assurance.

Tier 2 - Functional Equivalents (Active Status, Higher Voltage Rating):

The 2V7002WT1G from onsemi is an active product with 60V rating, 310mA current, and improved on-resistance (1.6 Ohm). This part carries AEC-Q101 automotive qualification and is suitable for applications requiring higher voltage margin. The higher gate-source threshold voltage (2.5V) may require gate drive circuit evaluation.

Not Recommended for New Designs:

The 2N7002PW,115 from Nexperia and RUU002N05T106 from Rohm Semiconductor carry "Not For New Designs" status. The RUU002N05T106 additionally fails to meet the minimum 300mA current requirement (rated 200mA), making it unsuitable for this application.

The NTS4001NT1G from onsemi is rated for only 30V, which does not meet the minimum 50V requirement of the original part.

Frequently Asked Questions (FAQ)

Q: Can the DMN62D0UW-7 be used as a direct replacement for the DMN5L06WK-7?

A: Yes. The DMN62D0UW-7 meets or exceeds all electrical parameters of the DMN5L06WK-7. It provides higher voltage rating (60V vs. 50V), higher current capability (340mA vs. 300mA), and identical on-resistance and threshold voltage characteristics. The SOT-323 package is identical. Active product status ensures continued availability.

Q: What is the key difference between the DMN62D0UW-7 and DMN61D9UWQ-13?

A: Both are active Diodes Incorporated products in SOT-323 packages with 60V ratings. The DMN61D9UWQ-13 provides higher continuous drain current (400mA vs. 340mA) and higher power dissipation rating (440mW vs. 320mW), making it suitable for higher-current applications. Selection depends on circuit current requirements.

Q: Why is the NTS4001NT1G not suitable as a substitute?

A: The NTS4001NT1G is rated for only 30V drain-to-source voltage, which is below the 50V minimum requirement of the DMN5L06WK-7. Additionally, the continuous drain current is rated at 270mA, below the 300mA requirement. This part cannot safely replace the original device in circuits designed for 50V operation.

Q: Can I use the 2N7002PW,115 as a substitute?

A: The 2N7002PW,115 meets the voltage (60V) and current (310mA) requirements and is available in SOT-323 packaging. However, it carries "Not For New Designs" status from Nexperia, indicating the manufacturer does not recommend it for new applications. The higher gate-source threshold voltage (2.4V vs. 1V) may require gate drive circuit adjustment. For new designs, active alternatives such as the DMN62D0UW-7 or 2V7002WT1G are preferred.

Q: Is the PJC138K-AU_R1_000A1 suitable for automotive applications?

A: Yes. The PJC138K-AU_R1_000A1 carries AEC-Q101 automotive qualification and is rated for -55°C to 150°C operating temperature. It meets all electrical requirements of the DMN5L06WK-7 with enhanced current capability (360mA) and lower on-resistance (1.6 Ohm). This part is suitable for automotive and industrial applications requiring qualified components.

Q: What is the significance of the operating temperature range difference between the DMN5L06WK-7 (-65°C to 150°C) and substitute parts (-55°C to 150°C)?

A: The original part extends operation to -65°C, while most substitutes are rated to -55°C. For applications requiring operation below -55°C, the DMN62D0UW-7 or DMN61D9UWQ-13 from Diodes Incorporated should be verified for specific low-temperature requirements. For standard industrial and commercial applications operating above -55°C, all recommended substitutes are suitable.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed carry RoHS3 compliance status, matching the environmental compliance of the original DMN5L06WK-7. All parts also carry REACH Unaffected status and are classified under ECCN EAR99.

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