DN2540 MOSFET Series

The DN2540 series from Microchip Technology Inc. is a lineup of small signal N-channel MOSFETs designed for voltages up to 400V and featuring a 25Ω on-resistance. These MOSFETs are compact, making them ideal for space-constrained applications while still delivering respectable performance.

If you're working on circuits that require precise control over switching and minimal power loss, these MOSFETs are a solid choice. They’re commonly found in applications such as battery chargers, LED drivers, and switching regulators where voltage regulation and efficient power conversion are critical. One thing worth noting is their low on-resistance, which helps minimize power dissipation during operation, making them particularly useful in high-frequency switching applications.

Engineers tend to reach for this series when they need a reliable, low-cost solution for small signal switching. The TO-92 package ensures easy integration into existing designs, and the wide availability of different part numbers allows for flexibility in selecting the exact fit for specific requirements. Whether you're designing a portable device or a compact power supply, the DN2540 series offers a robust option that balances performance with cost-effectiveness.

Mfr Part #	Quantity Available	Price	Category	On-State Resistance (Max)	Vgs (Max)	Channel Type	Operating Temperature	Vce(on) (Max) @ Vge, Ic	Factory Pack Quantity	RoHS	Transistor Type	Number of Channels	Current - Continuous Drain (Id) @ 25degC	Packaging	Mounting Style	Package / Case	Technology	Manufacturer	Fall Time	Rise Time (Typ)	Delay to 1st Tap	Power - Average Forward	Switch Time (Ton, Toff) (Max)	Width	Height	Length	Configuration	Number of Elements	Power Dissipation (Max)	Package Quantity	Mounting Type	Product	Number of Positions	Standard Package	FET Type	FET Feature	Power - Max	Rds On (Max) @ Id, Vgs	Drain to Source Voltage (Vdss)	Input Capacitance (Ciss) (Max) @ Vds	Supplier Device Package	Standard Package Name	EU RoHS	Voltage - Breakdown	Current - Peak Pulse (10/1000us)	Power - Rated	Current - Drain (Idss) @ Vds (Vgs=0)	Type	Polarity	Lead Style	Delay Time - ON	Output Function	Delay Time - OFF	Voltage - Supply	Resistance - Input	Vgs(th) (Max) @ Id	Gate Charge (Qg) (Max) @ Vgs	Resistance - Post Trip (R1) (Max)	Number of Pins	Size / Dimension	Function	Variation Suffix	Other Specifications	Rad Hardened	Package Cooled
DN2540N3-P002-G MOSFET 400V 25Ohm Microchip Technology Inc.	0		-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
DN2540N3-P014-G MOSFET 400V 25Ohm Microchip Technology Inc.	0		-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
DN2540N3-P003-G MOSFET 400V 25Ohm Microchip Technology Inc.	0		-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
DN2540N3-P013-G MOSFET 400V 25Ohm Microchip Technology Inc.	0		-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
DN2540N3 MOSFET 400V 25Ohm Trans MOSFET N-CH 400V 0.12A 3-Pin TO-92 Microchip Technology Inc.	0		-	25000@0V	±20	Depletion	150	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	1	1000	TO-92	-	-	3	-	-	-	-	-	-	-	-	TO-92	Not Compliant	400	0.12	-	-	-	-	Formed	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
DN2540N8 MOSFET 400V 25Ohm Trans MOSFET N-CH 400V 0.17A 4-Pin(3+Tab) SOT-89 Microchip Technology Inc.	0		-	25000@0V	±20	Depletion	150	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	1	1600	SOT-89	-	-	4	-	-	-	-	-	-	-	-	SOT-89	Not Compliant	400	0.17	-	-	-	-	Flat	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
DN2540N3-P003 MOSFET 400V 25Ohm Microchip Technology Inc.	0		-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
DN2540N3-P013 MOSFET 400V 25Ohm Microchip Technology Inc.	0		-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
DN2540N3-P014 MOSFET 400V 25Ohm Microchip Technology Inc.	0		-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
DN2540N5 MOSFET 400V 25Ohm Trans MOSFET N-CH 400V 0.5A 3-Pin(3+Tab) TO-220 Microchip Technology Inc.	0		-	25000@0V	±20	Depletion	150	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	1	15000	TO-220	-	-	3	-	-	-	-	-	-	-	-	TO-220	Not Compliant	400	0.5	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
DN2540N3-P002 MOSFET 400V 25Ohm Microchip Technology Inc.	0		-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
DN2540N5G Trans MOSFET N-CH 400V 0.5A 3-Pin(3+Tab) TO-220 Microchip Technology Inc.	0		-	25 ohm	�20 V	Depletion	-55C to 150C	400 V	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	1	-	-	Through Hole	-	3 +Tab	-	-	-	-	-	-	-	-	-	-	-	-	15 W	0.5 A	Power MOSFET	N	-	-	-	-	-	-	-	-	-	-	-	-	-	-	No	TO-220
3 DN2540N3-G MOSFET N-CH 400V 120MA 3TO-92 Small Signal FET TO-92 N 400 V, DN2540N3-G, Microchip Microchip , N沟道 MOSFET, 120 mA, Vds=400 V, 3针 TO-92封装 MOSFET 400V 25Ohm Microchip Technology	10	1: ¥8.4739	-	25 Ohms	20 V	N	+150 °C	400 V	1000	RoHS Compliant	Si	1 Channel	120mA (Tj)	*	Through Hole	*	Si	Microchip Technology	20 ns	15 ns	15 ns	1 W	10 ns	0.165in	0.21in	5.2mm	Single	1	1 W	TO-92	*	-	-	1,000	MOSFET N-Channel, Metal Oxide	Depletion Mode	1W	25 Ohm @ 120mA, 0V	400V	300pF @ 25V	*	-	-	-	-	1	150 mA	FET	N	-	10 ns	消耗	15 ns	400 V	25 Ω	3.5V	±20 V	25 Ohm@ 120 mA	3	0.205 x 0.165 x 0.21in	Y	Depletion mode	400 V	-	-
3 DN2540N5-G MOSFET N-CH 400V 500MA 3TO-220 Small Signal FET TO-220 N 400 V, DN2540N5-G, Microchip Microchip , N沟道 MOSFET, 500 mA, Vds=400 V, 3针 TO-220封装 MOSFET 400V 25Ohm Microchip Technology	500	1: ¥8.84	-	25 Ohms	20 V	N	+150 °C	400 V	50	RoHS Compliant	Si	1 Channel	500mA (Tj)	*	Through Hole	*	Si	Microchip Technology	20 ns	15 ns	15 ns	15 W	10 ns	0.19in	0.65in	10.6mm	Single	1	15 W	TO-220	*	-	-	50	MOSFET N-Channel, Metal Oxide	Depletion Mode	15W	25 Ohm @ 120mA, 0V	400V	300pF @ 25V	*	-	-	-	-	15	150 mA	-	N	-	10 ns	消耗	15 ns	400 V	25 Ω	3.5V	±20 V	25 Ohm@ 120 mA	3	0.42 x 0.19 x 0.65in	Y	Depletion mode	400 V	-	-
DN2540N3-G-P003 MOSFET N-CH 400V 120MA 3TO-92 MOSFET N-Channel MOSFET 400V 0.12A 3P TO-92 Microchip Technology	20000	1: ¥5.168	-	25 Ohms	20 V	Depletion	+ 150 C	400 V	2000	RoHS Compliant	N-Channel	1 Channel	120mA (Tj)	*	Through Hole	*	Si	Microchip Technology	20 ns	15 ns	15 ns	1 W	10 ns	4.19 mm	5.33 mm	5.21 mm	Single	-	-	-	*	MOSFET Small Signal	-	2,000	MOSFET N-Channel, Metal Oxide	Depletion Mode	1W	25 Ohm @ 120mA, 0V	400V	300pF @ 25V	*	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
DN2540N8-G MOSFET N-CH 400V 170MA 3SOT-89 MOSFET 400V 25Ohm Microchip Technology	10	1: ¥40.2094	-	25 Ohms	20 V	Depletion	+ 150 C	400 V	2000	RoHS Compliant	N-Channel	1 Channel	170mA (Tj)	*	SMD/SMT	*	Si	Microchip Technology	15 ns	15 ns	15 ns	1.6 W	10 ns	2.6 mm	1.6 mm	4.6 mm	Single	-	-	-	*	MOSFET Small Signal	-	2,000	MOSFET N-Channel, Metal Oxide	Depletion Mode	1.6W	25 Ohm @ 120mA, 0V	400V	300pF @ 25V	*	-	-	-	-	-	-	FET	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
DN2540N3-G P005 MOSFET N-Channel MOSFET 400V 0.12A 3P TO-92 Microchip Technology	0		-	25 Ohms	-	-	-	400 V	2000	RoHS Compliant	1 N-Channel	1 Channel	120 mA	Reel	Through Hole	TO-92-3	Si	Microchip Technology	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
DN2540N3-G P002 MOSFET N-Channel MOSFET 400V 0.12A 3P TO-92 Microchip Technology	0		-	25 Ohms	20 V	Depletion	+ 150 C	400 V	2000	RoHS Compliant	N-Channel	1 Channel	120 mA	Reel	Through Hole	TO-92-3	Si	Microchip Technology	20 ns	15 ns	15 ns	1 W	10 ns	4.19 mm	5.33 mm	5.21 mm	Single	-	-	-	-	MOSFET Small Signal	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
DN2540N3-G P014 MOSFET N-Channel MOSFET 400V 0.12A 3P TO-92 Microchip Technology	0		-	25 Ohms	20 V	Depletion	+ 150 C	400 V	2000	RoHS Compliant	N-Channel	1 Channel	120 mA	Reel	Through Hole	TO-92-3	Si	Microchip Technology	20 ns	15 ns	15 ns	1 W	10 ns	4.19 mm	5.33 mm	5.21 mm	Single	-	-	-	-	MOSFET Small Signal	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
DN2540N3-G P013 MOSFET N-Channel MOSFET 400V 0.12A 3P TO-92 Microchip Technology	0		-	25 Ohms	20 V	Depletion	+ 150 C	400 V	2000	RoHS Compliant	N-Channel	1 Channel	120 mA	Reel	Through Hole	TO-92-3	Si	Microchip Technology	20 ns	15 ns	15 ns	1 W	10 ns	4.19 mm	5.33 mm	5.21 mm	Single	-	-	-	-	MOSFET Small Signal	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

mchp-DN2540

Frequently Asked Questions

DN2540 MOSFET - Part List

Power Dissipation (Max)

Operating Temperature

Current - Continuous Drain (Id) @ 25degC

Width

Height

Length

Standard Package Name

Vgs (Max)

On-State Resistance (Max)

Current - Peak Pulse (10/1000us)

Package Quantity

Number of Positions

Power - Rated

Standard Package

Factory Pack Quantity

Power - Max

Transistor Type

Power - Average Forward

Lead Style

Channel Type

Current - Drain (Idss) @ Vds (Vgs=0)

Mounting Type

Type

Fall Time

Packaging

Mounting Style

Package / Case

Size / Dimension