English
Language : 

2SK4081 Datasheet, PDF (1/8 Pages) NEC – SWITCHING N-CHANNEL POWER MOS FET
DATA SHEET
MOS FIELD EFFECT TRANSISTOR
2SK4081
SWITCHING
N-CHANNEL POWER MOS FET
DESCRIPTION
The 2SK4081 is N-channel MOS FET device that features a low gate charge and excellent switching characteristics, and
designed for high voltage applications such as switching power supply, AC adapter.
FEATURES
• Low on-state resistance
RDS(on) = 5 Ω MAX. (VGS = 10 V, ID = 1.0 A)
• Low gate charge
QG = 7.2 nC TYP. (VDD = 450 V, VGS = 10 V, ID = 2.0 A)
• Gate voltage rating: ±30 V
• Avalanche capability ratings
<R> ORDERING INFORMATION
PART NUMBER
LEAD PLATING
2SK4081-S15-AY Note
2SK4081(1)-S27-AY Note
2SK4081-ZK-E1-AY Note
2SK4081-ZK-E2-AY Note
Pure Sn (Tin)
PACKING
Tube 70 p/tube
Tube 75 p/tube
Tape 2500 p/reel
PACKAGE
TO-251 (MP-3-a) typ. 0.39 g
TO-251 (MP-3-b) typ. 0.34 g
TO-252 (MP-3ZK) typ. 0.27 g
Note Pb-free (This product does not contain Pb in external electrode.)
ABSOLUTE MAXIMUM RATINGS (TA = 25°C)
Drain to Source Voltage (VGS = 0 V)
VDSS
600
V
Gate to Source Voltage (VDS = 0 V)
VGSS
±30
V
Drain Current (DC) (TC = 25°C)
Drain Current (pulse) Note1
ID(DC)
ID(pulse)
±2.0
A
±8.0
A
Total Power Dissipation (TC = 25°C)
PT1
Total Power Dissipation (TA = 25°C) Note2 PT2
30
W
1.0
W
Channel Temperature
Tch
150
°C
Storage Temperature
Single Avalanche Current Note3
Single Avalanche Energy Note3
Tstg
−55 to +150 °C
IAS
1.4
A
EAS
117
mJ
(TO-251)
(TO-252)
Notes 1. PW ≤ 10 μs, Duty Cycle ≤ 1%
2. Mounted on glass epoxy board of 40 mm x 40 mm x 1.6 mm
3. Starting Tch = 25°C, VDD = 150 V, RG = 25 Ω, VGS = 20 → 0 V
The information in this document is subject to change without notice. Before using this document, please
confirm that this is the latest version.
Not all products and/or types are available in every country. Please check with an NEC Electronics
sales representative for availability and additional information.
Document No. D18785EJ2V0DS00 (2nd edition)
Date Published June 2007 NS
Printed in Japan
The mark <R> shows major revised points.
The revised points can be easily searched by copying an "<R>" in the PDF file and specifying it in the "Find what:" field.
2007