STB22N60DM6 Equivalent & Substitute Parts

Part Overview

The STB22N60DM6 is an N-Channel 600V 15A MOSFET manufactured by STMicroelectronics in the MDmesh™ M6 series. This device operates in the TO-263 (D2PAK) surface mount package and is rated for 130W continuous power dissipation at the case temperature. The part is Active status and RoHS3 compliant. Substitute parts are identified when equivalent electrical performance is required across different manufacturer offerings or when inventory constraints necessitate alternative sourcing while maintaining functional compatibility within specified parameter ranges.

Key Parameters

Parameter	Value	Unit
Drain to Source Voltage (Vdss)	600	V
Continuous Drain Current (Id) @ 25°C	15	A
Rds On (Max) @ Id, Vgs	240 mOhm @ 7.5A, 10V	mOhm
Gate Threshold Voltage Vgs(th) (Max)	4.75	V @ 250µA
Gate Charge (Qg) (Max) @ Vgs	20.6	nC @ 10V
Power Dissipation (Max)	130	W (Tc)
Operating Temperature Range	-55 to 150	°C (TJ)
Package Type	TO-263-3 (D2PAK)	Surface Mount
RoHS Status	ROHS3 Compliant	-

Substitute Part Grouping Explanation

Substitution eligibility for the STB22N60DM6 is determined by the following critical parameters:

Primary Matching Criteria:

Drain to Source Voltage (Vdss): 600V minimum
Continuous Drain Current (Id): 15A minimum at 25°C
FET Type: N-Channel MOSFET
Package: TO-263-3 (D2PAK) surface mount configuration
Drive Voltage: 10V gate drive compatibility

Secondary Compatibility Factors:

Gate Threshold Voltage (Vgs(th)): Within ±20% of reference
On-State Resistance (Rds On): Equal or lower values acceptable
Gate Charge (Qg): Lower values preferred for switching efficiency
Operating Temperature Range: Minimum -55°C to 150°C
RoHS3 Compliance: Required for environmental standards

The substitute parts R6015ENJTL, R6015KNJTL, and R6020FNJTL meet the primary matching criteria. R6020FNJTL exceeds the continuous drain current specification at 20A, making it suitable for applications requiring higher current capacity within the same voltage class and package footprint.

Parameter Comparison

Parameter	STB22N60DM6	R6015ENJTL	R6015KNJTL	R6020FNJTL
Manufacturer	STMicroelectronics	Rohm Semiconductor	Rohm Semiconductor	Rohm Semiconductor
Vdss (V)	600	600	600	600
Id @ 25°C (A)	15	15	15	20
Rds On (Max) @ 10V (mOhm)	240 @ 7.5A	290 @ 6.5A	290 @ 6.5A	280 @ 10A
Vgs(th) (Max) (V)	4.75 @ 250µA	4 @ 1mA	5 @ 1mA	5 @ 1mA
Gate Charge Qg (Max) (nC)	20.6 @ 10V	40 @ 10V	37.5 @ 10V	60 @ 10V
Ciss (Max) (pF)	800 @ 100V	910 @ 25V	1050 @ 25V	2350 @ 25V
Power Dissipation (Max) (W)	130	40	184	304
Operating Temperature (°C)	-55 to 150	to 150	-55 to 150	to 150
Package	TO-263-3 (D2PAK)	TO-263-3 (D2PAK)	TO-263-3 (D2PAK)	TO-263-3 (D2PAK)
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

R6015ENJTL (Rohm Semiconductor)

This substitute provides electrical equivalence at the 15A continuous drain current specification with matching 600V Vdss rating. The part is Active status and RoHS3 compliant. The on-state resistance of 290 mOhm at 6.5A, 10V is 21% higher than the STB22N60DM6 reference value, resulting in increased power dissipation in high-current applications. Gate charge is elevated at 40 nC compared to 20.6 nC, affecting switching frequency performance. Power dissipation rating of 40W is significantly lower than the reference 130W, limiting thermal headroom. This substitute is suitable for lower-power applications or designs with reduced thermal constraints.

R6015KNJTL (Rohm Semiconductor)

This substitute matches the STB22N60DM6 across all primary electrical parameters: 600V Vdss, 15A continuous drain current, and 10V gate drive compatibility. The part is Active status and RoHS3 compliant with full operating temperature range of -55°C to 150°C. On-state resistance of 290 mOhm at 6.5A, 10V is 21% higher than the reference. Gate charge of 37.5 nC is 82% higher than the reference value. Power dissipation rating of 184W exceeds the reference 130W, providing superior thermal performance. This substitute is suitable for direct replacement in applications requiring equivalent current and voltage ratings with enhanced thermal capability.

R6020FNJTL (Rohm Semiconductor)

This substitute exceeds the primary current specification at 20A continuous drain current while maintaining 600V Vdss and TO-263 package compatibility. The part is Active status and RoHS3 compliant. On-state resistance of 280 mOhm at 10A, 10V is comparable to the reference. Gate charge of 60 nC is significantly elevated, affecting switching performance. Input capacitance of 2350 pF is substantially higher than the reference 800 pF, requiring higher gate drive current. Power dissipation rating of 304W provides substantial thermal margin. This substitute is applicable in designs requiring higher current capacity or where thermal performance is prioritized over switching efficiency.

Frequently Asked Questions (FAQ)

Q: Can R6015ENJTL be used as a direct replacement for STB22N60DM6?

A: R6015ENJTL meets the voltage and current specifications but exhibits higher on-state resistance (290 mOhm vs. 240 mOhm) and significantly lower power dissipation rating (40W vs. 130W). Direct substitution is limited to applications with reduced thermal demands or lower continuous current operation below 7.5A.

Q: What is the primary difference between R6015ENJTL and R6015KNJTL?

A: Both parts share identical electrical specifications at the 15A rating. The primary difference is power dissipation capability: R6015ENJTL is rated 40W while R6015KNJTL is rated 184W. R6015KNJTL provides superior thermal performance and full operating temperature range (-55°C to 150°C) matching the reference part.

Q: When should R6020FNJTL be selected over R6015KNJTL?

A: R6020FNJTL is selected when the application requires continuous drain current exceeding 15A, up to 20A. The higher current rating and power dissipation (304W) make it suitable for high-power switching applications. The trade-off is increased gate charge (60 nC) and input capacitance (2350 pF), requiring higher gate drive capability.

Q: Are all substitute parts available in the same TO-263 package?

A: Yes. All substitute parts are packaged in TO-263-3 (D2PAK) configuration with 2 leads plus tab, providing identical PCB footprint compatibility with the STB22N60DM6.

Q: What is the impact of higher gate charge on circuit design?

A: Higher gate charge (Qg) increases the total charge required to switch the MOSFET on and off. This results in higher gate drive current requirements and increased switching losses. The STB22N60DM6 at 20.6 nC requires lower gate drive capability compared to R6015KNJTL (37.5 nC) or R6020FNJTL (60 nC).

Q: Do all substitute parts meet RoHS3 compliance?

A: Yes. All listed substitute parts are RoHS3 compliant and REACH unaffected, meeting environmental and regulatory requirements equivalent to the STB22N60DM6.

Q: What is the significance of operating temperature range differences?

A: The STB22N60DM6 and R6015KNJTL both specify -55°C to 150°C operating range, supporting full industrial temperature applications. R6015ENJTL and R6020FNJTL specify only to 150°C maximum, limiting operation in low-temperature environments below 0°C.

Q: How does on-state resistance affect power dissipation?

A: On-state resistance (Rds On) directly determines conduction losses through the formula P = I²R. The STB22N60DM6 at 240 mOhm produces lower conduction losses than R6015 variants at 290 mOhm. At 15A continuous current, the difference is approximately 0.675W additional dissipation in the Rohm parts.

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