Wayon WMC1N40D1: 400V 1A N-Channel Power MOSFET
WMC1N40D1 is a 400V, 1A, 9Ω N-channel Power MOSFET from WAYON’s 1st generation VDMOS family (WMOS D1 series). Designed for high-efficiency power applications, it combines ultra-low gate charge with dramatically reduced on-resistance, enabling superior power density and robustness. The device is RoHS compliant and housed in a compact SOT-23 package, making it ideal for space-constrained designs.


Key Features
Typical RDS(on) = 9Ω (@ VGS=10V).
Drain-source voltage (VDSS) up to 400V.
100% avalanche tested for reliability.
Single-pulse avalanche energy (EAS) of 14mJ.
Low gate charge (Qg = 4.1nC typ.).
Turn-on/off delay times < 25ns.
Operating junction temperature range: -55°C to +150°C.
Applications
Switch-Mode Power Supplies (SMPS)
AC/DC & DC/DC Converters
Battery Chargers
LED Drivers
Industrial Power Systems
Other related models and parameters
| Part No | Description | Package | BVDSS(V) | RDS(on) (Ω) @V GS=10V(max.) | ID (A) @TA=25℃ | VGS (V) | VGS(th) (V) (Typ.) |
| WMK9N20D | N-Channel VDMOS D1 | TO-220 | 200 | 0.38 | 9 | 30 | 2.9 |
| WML9N20D | N-Channel VDMOS D1 | TO-220F | 200 | 0.38 | 9 | 30 | 2.9 |
| WMAH9N20D | N-Channel VDMOS D1 | TO-251-4.0 | 200 | 0.38 | 9 | 30 | 2.9 |
| WMD9N20D | N-Channel VDMOS D1 | TO-252 | 200 | 0.38 | 9 | 30 | 2.9 |
| WMK18N20D | N-Channel VDMOS D1 | TO-220 | 200 | 0.2 | 18 | 30 | 2.9 |
| WML18N20D | N-Channel VDMOS D1 | TO-220F | 200 | 0.2 | 18 | 30 | 2.9 |
| WMD18N20D | N-Channel VDMOS D1 | TO-252 | 200 | 0.2 | 18 | 30 | 2.9 |
| WMK30N20D | N-Channel VDMOS D1 | TO-220 | 200 | 0.11 | 30 | 30 | 3 |
| WMK10N40D | N-Channel VDMOS D1 | TO-220 | 400 | 0.53 | 10 | 30 | 3.5 |
| WML10N40D | N-Channel VDMOS D1 | TO-220F | 400 | 0.53 | 10 | 30 | 3.5 |
| WMD11N45D | N-Channel VDMOS D1 | TO-252 | 450 | 0.53 | 11 | 30 | 3 |
| WML11N45D | N-Channel VDMOS D1 | TO-220F | 450 | 0.53 | 11 | 30 | 3 |
| WMD1N50D | N-Channel VDMOS D1 | TO-252 | 500 | 12 | 1 | 30 | 3.2 |
| WMAH1N50D | N-Channel VDMOS D1 | TO-251-4.0 | 500 | 12 | 1 | 30 | 3.2 |
| WML2N50D | N-Channel VDMOS D1 | TO-220F | 500 | 7 | 2 | 30 | 3 |
| WMD2N50D | N-Channel VDMOS D1 | TO-252 | 500 | 7 | 2 | 30 | 3 |
| WMK4N50D | N-Channel VDMOS D1 | TO-220 | 500 | 2.5 | 4 | 30 | 2.9 |
| WML4N50D | N-Channel VDMOS D1 | TO-220F | 500 | 2.5 | 4 | 30 | 2.9 |
| WMAH4N50D | N-Channel VDMOS D1 | TO-251-4.0 | 500 | 2.5 | 4 | 30 | 2.9 |
| WMD4N50D | N-Channel VDMOS D1 | TO-252 | 500 | 2.5 | 4 | 30 | 2.9 |
| WMO5N50D1 | N-Channel VDMOS D1 | TO-252 | 500 | 1.6 | 5 | 30 | 3.28 |
| WMAH8N50D | N-Channel VDMOS D1 | TO-251-4.0 | 500 | 0.9 | 8 | 30 | 3.2 |
| WML8N50D | N-Channel VDMOS D1 | TO-220F | 500 | 0.9 | 8 | 30 | 3.2 |
| WMD8N50D | N-Channel VDMOS D1 | TO-252 | 500 | 0.9 | 8 | 30 | 3.2 |
| WMK10N50D | N-Channel VDMOS D1 | TO-220 | 500 | 0.73 | 10 | 30 | 3 |
| WML10N50D | N-Channel VDMOS D1 | TO-220F | 500 | 0.73 | 10 | 30 | 3 |
| WMJP32N50D | N-Channel VDMOS D1 | TO-247Plus | 500 | 0.11 | 32 | 30 | 3 |
| WMJ40N50D | N-Channel VDMOS D1 | TO-247 | 500 | 0.11 | 40 | 30 | 3 |
| WMPN40N50D | N-Channel VDMOS D1 | TO-3PN | 500 | 0.11 | 40 | 30 | 3 |
| WMK2N60D | N-Channel VDMOS D1 | TO-220 | 600 | 4.5 | 2 | 30 | 3 |
| WML2N60D | N-Channel VDMOS D1 | TO-220F | 600 | 4.5 | 2 | 30 | 3 |
| WMAH2N60D | N-Channel VDMOS D1 | TO-251-4.0 | 600 | 4.5 | 2 | 30 | 3 |
| WMD2N60D | N-Channel VDMOS D1 | TO-252 | 600 | 4.5 | 2 | 30 | 3 |
| WMK4N60D | N-Channel VDMOS D1 | TO-220 | 600 | 2.4 | 4 | 30 | 3.2 |
| WML4N60D | N-Channel VDMOS D1 | TO-220F | 600 | 2.4 | 4 | 30 | 3.2 |
| WMAH4N60D | N-Channel VDMOS D1 | TO-251-4.0 | 600 | 2.4 | 4 | 30 | 3.2 |
| WML7N60D | N-Channel VDMOS D1 | TO-220F | 600 | 1.3 | 7 | 30 | 3.2 |
| WMAH7N60D | N-Channel VDMOS D1 | TO-251-4.0 | 600 | 1.3 | 7 | 30 | 3.2 |
| WMD7N60D | N-Channel VDMOS D1 | TO-252 | 600 | 1.3 | 7 | 30 | 3.2 |
| WMD8N60DC | N-Channel VDMOS D1 | T0-252 | 600 | 1 | 8 | 30 | 3 |
| WML8N60DC | N-Channel VDMOS D1 | TO-220F | 600 | 1 | 8 | 30 | 3 |
| WMK10N60D | N-Channel VDMOS D1 | TO-220 | 600 | 0.85 | 10 | 30 | 3.2 |
| WML10N60D | N-Channel VDMOS D1 | TO-220F | 600 | 0.85 | 10 | 30 | 3.2 |
| WMK12N60D | N-Channel VDMOS D1 | TO-220 | 600 | 0.73 | 12 | 30 | 3 |
| WML12N60D | N-Channel VDMOS D1 | TO-220F | 600 | 0.73 | 12 | 30 | 3 |
| WMK16N60D | N-Channel VDMOS D1 | TO-220 | 600 | 0.48 | 16 | 30 | 3 |
| WML16N60D | N-Channel VDMOS D1 | TO-220F | 600 | 0.48 | 16 | 30 | 3 |
| WML20N60DC | N-Channel VDMOS D1 | TO-220F | 600 | 0.43 | 20 | 30 | 2.8 |
| WMM20N60D | N-Channel VDMOS D1 | TO-263 | 600 | 0.43 | 20 | 30 | 2.8 |
| WMPM25N60D | N-Channel VDMOS D1 | TO-3P | 600 | 0.22 | 25 | 30 | 2.8 |
| WMC08N65D | N-Channel VDMOS D1 | TO-23 | 650 | 21 | 0.8 | 30 | 1.2 |
| WMAH08N65D | N-Channel VDMOS D1 | TO-251-4 | 650 | 21 | 0.8 | 30 | 1.2 |
| WMD08N65D | N-Channel VDMOS D1 | TO-252 | 650 | 21 | 0.8 | 30 | 1.2 |
| WMK4N65D1 | N-Channel VDMOS D1 | TO-220 | 650 | 2.75 | 4 | 30 | 3.3 |
| WML4N65D1 | N-Channel VDMOS D1 | TO-220F | 650 | 2.75 | 4 | 30 | 3.3 |
| WMO4N65D1 | N-Channel VDMOS D1 | TO-252 | 650 | 2.75 | 4 | 30 | 3.3 |
| WML5N65D | N-Channel VDMOS D1 | TO-220F | 650 | 2.3 | 5 | 30 | 3.3 |
| WML7N65D1 | N-Channel VDMOS D1 | TO-220FP | 650 | 1.4 | 7 | 30 | 3.2 |
| WMK7N65D1 | N-Channel VDMOS D1 | TO-220 | 650 | 1.4 | 7 | 30 | 3.2 |
| WMO7N65D1 | N-Channel VDMOS D1 | TO-252 | 650 | 1.4 | 7 | 30 | 3.2 |
| WMH7N65D1 | N-Channel VDMOS D1 | TO-251短 | 650 | 1.4 | 7 | 30 | 3.2 |
| WMAH7N65D1 | N-Channel VDMOS D1 | TO-251-4.0 | 650 | 1.4 | 7 | 30 | 3.2 |
| WMM20N65D1B | N-Channel VDMOS D1 | TO-263 | 650 | 0.44 | 20 | 30 | 3 |
| WMPM25N65D | N-Channel VDMOS D1 | TO-3P | 650 | 0.38 | 25 | 30 | 2.7 |
| WMD4N70D | N-Channel VDMOS D1 | TO-252 | 700 | 3.15 | 4 | 30 | 3.5 |
| WMAH4N70D | N-Channel VDMOS D1 | TO-251-L4.0 | 700 | 3.15 | 4 | 30 | 3.5 |
| WML4N70D | N-Channel VDMOS D1 | TO-220F | 700 | 3.15 | 4 | 30 | 3.5 |
| WMB4N70D | N-Channel VDMOS D1 | PDFN5*6 | 700 | 3.15 | 4 | 30 | 3.5 |
| WMD7N70D | N-Channel VDMOS D1 | TO-252 | 700 | 1.55 | 7 | 30 | 3.5 |
| WML7N70D | N-Channel VDMOS D1 | TO-220F | 700 | 1.55 | 7 | 30 | 3.5 |
| WMAH2N80D | N-Channel VDMOS D1 | TO251-4.0 | 800 | 4.5 | 2 | 30 | 4 |
| WML3N90D | N-Channel VDMOS D1 | TO-220F | 900 | 5.2 | 3 | 30 | 3.1 |
| WMEA4N150DB | N-Channel VDMOS D1 | TO-3PF | 1500 | 4.5 | 4 | 30 | 3.85 |
| WMO3N25D1 | N-Channel VDMOS D1 | TO-252 | 250 | 2.1 | 3 | 30 | 1.5 |
| WMM45N25D1 | N-Channel VDMOS D1 | TO-263 | 250 | 0.085 | 45 | 30 | 3 |
| WMK45N25D1 | N-Channel VDMOS D1 | TO-220 | 250 | 0.085 | 45 | 30 | 3 |
| WMJ69N30D1 | N-Channel VDMOS D1 | TO-247 | 300 | 0.05 | 69 | 30 | 3 |
| WMPM69N30D1 | N-Channel VDMOS D1 | TO-3P | 300 | 0.05 | 69 | 30 | 3 |
| WMC1N40D1 | N-Channel VDMOS D1 | SOT-23 | 400 | 11 | 1 | 30 | 1.6 |
| WMO3N50D1 | N-Channel VDMOS D1 | TO-252 | 500 | 3.5 | 3 | 30 | 3.5 |
| WMO5N50D1B | N-Channel VDMOS D1 | TO-252 | 500 | 1.55 | 5 | 30 | 3 |
| WML5N50D1B | N-Channel VDMOS D1 | TO-220F | 500 | 1.55 | 5 | 30 | 3 |
| WMK9N50D1B | N-Channel VDMOS D1 | TO-220 | 500 | 0.8 | 9 | 30 | 3 |
| WML9N50D1B | N-Channel VDMOS D1 | TO-220F | 500 | 0.8 | 9 | 30 | 3 |
| WMO9N50D1B | N-Channel VDMOS D1 | TO-252 | 500 | 0.8 | 9 | 30 | 3 |
| WMK13N50D1 | N-Channel VDMOS D1 | TO-220 | 500 | 0.48 | 13 | 30 | 3 |
| WML13N50D1 | N-Channel VDMOS D1 | TO-220F | 500 | 0.48 | 13 | 30 | 3 |
| WMJ18N50D1B | N-Channel VDMOS D1 | TO-247 | 500 | 0.35 | 18 | 30 | 3 |
| WML18N50D1B | N-Channel VDMOS D1 | TO-220F | 500 | 0.35 | 18 | 30 | 3 |
| WMK20N50D1 | N-Channel VDMOS D1 | TO-220 | 500 | 0.29 | 20 | 30 | 3 |
| WML20N50D1 | N-Channel VDMOS D1 | TO-220F | 500 | 0.29 | 20 | 30 | 3 |
| WMJ20N50D1 | N-Channel VDMOS D1 | TO-247 | 500 | 0.29 | 20 | 30 | 3 |
| WMJ25N50D1B | N-Channel VDMOS D1 | TO-247 | 500 | 0.27 | 25 | 30 | 3 |
| WML25N50D1B | N-Channel VDMOS D1 | TO-220F | 500 | 0.27 | 25 | 30 | 3 |
| WMJP32N50D1 | N-Channel VDMOS D1 | TO-247plus | 500 | 0.11 | 40 | 30 | 3 |
| WMI30N60D1 | N-Channel VDMOS D1 | TO-3P | 600 | 0.3 | 30 | 30 | 3 |
| WMT2N65D1 | N-Channel VDMOS D1 | SOT-223-3L | 650 | 5 | 2 | 30 | 3 |
| WMH2N65D1 | N-Channel VDMOS D1 | TO-251-3.5 | 650 | 5 | 2 | 30 | 3 |
| WMD2N65D1 | N-Channel VDMOS D1 | TO-252 | 650 | 5 | 2 | 30 | 3 |
| WMK4N65D1B | N-Channel VDMOS D1 | TO-220 | 650 | 2.55 | 4 | 30 | 3 |
| WML4N65D1B | N-Channel VDMOS D1 | TO-220F | 650 | 2.55 | 4 | 30 | 3 |
| WMO4N65D1B | N-Channel VDMOS D1 | TO-252 | 650 | 2.55 | 4 | 30 | 3 |
| WMT4N65D1B | N-Channel VDMOS D1 | TO-223 | 650 | 2.55 | 4 | 30 | 3 |
| WMAA4N65D1B | N-Channel VDMOS D1 | TO-251-9.4 | 650 | 2.55 | 4 | 30 | 3 |
| WMAD4N65D1B | N-Channel VDMOS D1 | TO-251-7.7 | 650 | 2.55 | 4 | 30 | 3 |
| WMAH4N65D1B | N-Channel VDMOS D1 | TO-251-4.0 | 650 | 2.55 | 4 | 30 | 3 |
| WML7N65D1B | N-Channel VDMOS D1 | TO-220F | 650 | 1.3 | 7 | 30 | 3 |
| WMK7N65D1B | N-Channel VDMOS D1 | TO-220 | 650 | 1.3 | 7 | 30 | 3 |
| WMO7N65D1B | N-Channel VDMOS D1 | TO-252 | 650 | 1.3 | 7 | 30 | 3 |
| WMH7N65D1B | N-Channel VDMOS D1 | TO-251遏 | 650 | 1.3 | 7 | 30 | 3 |
| WMAA7N65D1B | N-Channel VDMOS D1 | TO-251-9.4 | 650 | 1.3 | 7 | 30 | 3 |
| WMO9N65D1 | N-Channel VDMOS D1 | TO-252 | 650 | 0.98 | 9 | 30 | 3 |
| WML10N65D1B | N-Channel VDMOS D1 | TO-220F | 650 | 0.95 | 10 | 30 | 3 |
| WMK10N65D1B | N-Channel VDMOS D1 | TO-220 | 650 | 0.95 | 10 | 30 | 3 |
| WML12N65D1 | N-Channel VDMOS D1 | TO-220F | 630 | 0.78 | 12 | 30 | 3 |
| WML12N65D1B | N-Channel VDMOS D1 | TO-220F | 650 | 0.74 | 12 | 30 | 3 |
| WMK12N65D1B | N-Channel VDMOS D1 | TO-220 | 650 | 0.74 | 12 | 30 | 3 |
| WMM12N65D1B | N-Channel VDMOS D1 | TO-263 | 650 | 0.74 | 12 | 30 | 3 |
| WML16N65D1B | N-Channel VDMOS D1 | TO-220F | 650 | 0.58 | 16 | 30 | 3 |
| WMK16N65D1B | N-Channel VDMOS D1 | TO-220 | 650 | 0.58 | 16 | 30 | 3 |
| WML20N65D1B | N-Channel VDMOS D1 | TO-220F | 650 | 0.44 | 20 | 30 | 3 |
| WMK20N65D1B | N-Channel VDMOS D1 | TO-220 | 650 | 0.44 | 20 | 30 | 3 |
| WMJ20N65D1B | N-Channel VDMOS D1 | TO-247 | 650 | 0.44 | 20 | 30 | 3 |
| WML6N70D1 | N-Channel VDMOS D1 | TO-220F | 700 | 1.62 | 6 | 30 | 3 |
| WMAA6N70D1 | N-Channel VDMOS D1 | TO-251-9.4 | 700 | 1.62 | 6 | 30 | 3 |
| WMO6N70D1 | N-Channel VDMOS D1 | TO-252 | 700 | 1.62 | 6 | 30 | 3 |
| WMM6N70D1 | N-Channel VDMOS D1 | TO-263 | 700 | 1.62 | 6 | 30 | 3 |
| WMK6N70D1 | N-Channel VDMOS D1 | TO-220 | 700 | 1.62 | 6 | 30 | 3 |
| WML10N70D1 | N-Channel VDMOS D1 | TO-220FP | 700 | 0.98 | 10 | 30 | 3 |
| WML12N70D1 | N-Channel VDMOS D1 | TO-220F | 700 | 0.8 | 12 | 30 | 3 |
| WML16N70D1B | N-Channel VDMOS D1 | TO-220F | 700 | 0.54 | 16 | 30 | 3 |
| WML20N70D1 | N-Channel VDMOS D1 | TO-220F | 700 | 0.55 | 20 | 30 | 3 |
| WMK20N70D1 | N-Channel VDMOS D1 | TO-220 | 700 | 0.55 | 20 | 30 | 3 |
| WMT1N80D1 | N-Channel VDMOS D1 | TO223-3L | 800 | 11.5 | 1 | 30 | 4 |
| WMO1N80D1 | N-Channel VDMOS D1 | TO252 | 800 | 11.5 | 1 | 30 | 4 |
| WMH4N80D1B | N-Channel VDMOS D1 | TO-251遏 | 800 | 4 | 4 | 30 | 3.2 |
| WMO4N80D1B | N-Channel VDMOS D1 | TO-252 | 800 | 4 | 4 | 30 | 3.2 |
| WMK4N80D1B | N-Channel VDMOS D1 | TO-220 | 800 | 4 | 4 | 30 | 3.2 |
| WMAD4N80D1B | N-Channel VDMOS D1 | TO-251-7.7 | 800 | 4 | 4 | 30 | 3.2 |
| WMO6N80D1B | N-Channel VDMOS D1 | TO-252 | 800 | 2.2 | 6 | 30 | 3.5 |
| WML6N80D1B | N-Channel VDMOS D1 | TO-220FP | 800 | 2.2 | 6 | 30 | 3.5 |
| WMO6N80D1 | N-Channel VDMOS D1 | TO-252 | 800 | 2.7 | 6 | 30 | 3 |
| WML6N80D1 | N-Channel VDMOS D1 | TO-220FP | 800 | 2.7 | 6 | 30 | 3 |
| WMAA6N80D1B | N-Channel VDMOS D1 | TO-251-9.4 | 800 | 2.7 | 6 | 30 | 3 |
| WMAD6N80D1B | N-Channel VDMOS D1 | TO-251-7.7 | 800 | 2.7 | 6 | 30 | 3 |
| WML7N80D1 | N-Channel VDMOS D1 | TO-220FP | 800 | 1.6 | 7 | 30 | 3 |
| WML10N80D1B | N-Channel VDMOS D1 | TO-220FP | 800 | 0.9 | 10 | 30 | 3.1 |
| WML10N80D1 | N-Channel VDMOS D1 | TO-220FP | 800 | 1.15 | 10 | 30 | 4 |
| WMJ10N80D1 | N-Channel VDMOS D1 | TO-247 | 800 | 1.15 | 10 | 30 | 4 |
| WMJ14N80D1 | N-Channel VDMOS D1 | TO-247 | 800 | 0.72 | 14 | 30 | 3 |
| WMJ27N80D1 | N-Channel VDMOS D1 | TO-247 | 800 | 0.85 | 27 | 30 | 3.5 |
| WML4N90D1 | N-Channel VDMOS D1 | TO-220F | 900 | 3.5 | 4 | 30 | 3.5 |
| WMK4N90D1 | N-Channel VDMOS D1 | TO-220 | 900 | 3.5 | 4 | 30 | 3.5 |



