
2SK2255-01MR 
                 N-channel MOS-FET
FAP-IIA Series
250V
0,18
18A
50W
> Features
-
High Speed Switching
-
Low On-Resistance
-
No Secondary Breakdown
-
Low Driving Power
-
High Voltage
-
V
GS
 = ± 30V Guarantee
-
Avalanche Proof
         > Outline Drawing
> Applications
-
Switching Regulators
-
UPS
-
DC-DC converters
-
General Purpose Power Amplifier
> Maximum Ratings and Characteristics
-
Absolute Maximum Ratings (T
C
=25°C), 
unless otherwise specified
Item
Drain-Source-Voltage
Drain-Gate-Voltage(R
GS
=20K
)
Continous Drain Current
Pulsed Drain Current
Gate-Source-Voltage
Max. Power Dissipation
Operating and Storage Temperature Range
> Equivalent Circuit
Symbol
V
 DS
V
 DGR
I
 D
I
 D(puls)
V
 GS
P
 D
T
 ch
T
 stg
Rating
Unit
V
V
A
A
V
W
°C
°C
250
250
18
72
±30
50
150
 -55 ~ +150
-
Item
Drain-Source Breakdown-Voltage
Gate Threshhold Voltage
Zero Gate Voltage Drain Current
Electrical Characteristics (T
C
=25°C), 
unless otherwise specified
Symbol
V
 (BR)DSS
V
 GS(th)
I
 DSS
Test conditions
I
D
=1mA
I
D
=1mA    
V
DS
=250V
V
GS
=0V
V
GS
=±30V
I
D
=9A
I
D
=9A
Min.
250
2,5
Typ.
Max.
Unit
V
V
μA
mA
nA
S
pF
pF
pF
ns
ns
ns
ns
A
A
A
V
ns
μC
V
GS
=0V
V
DS=
V
GS
T
ch
=25°C
T
ch
=125°C
V
DS
=0V
V
GS
=10V
V
DS
=25V
V
DS
=25V
V
GS
=0V
f=1MHz
V
CC
=150V
I
D
=18A
V
GS
=10V
R
GS
=10 
3,0
10
0,2
10
0,13
14
1750
290
65
30
50
80
70
3,5
500
1,0
100
0,18
Gate Source Leakage Current
Drain Source On-State Resistance
Forward Transconductance
Input Capacitance
Output Capacitance
Reverse Transfer Capacitance
Turn-On-Time t
on
 (t
on
=t
d(on)
+t
r
)
I
 GSS
R
 DS(on)
g
 fs
C
 iss
C
 oss
C
 rss
t
 d(on)
t
 r
t
 d(off)
t
 f
I
 AV
I
 DR
I
 DRM
V
 SD
t
 rr
Q
 rr
7
2650
440
100
45
75
120
110
Turn-Off-Time t
off 
(t
on
=t
d(off)
+t
f
)
Avalanche Capability
Continous Reverse Drain Current
Pulsed Reverse Drain Current
Diode Forward On-Voltage
Reverse Recovery Time
Reverse Recovery Charge
L=100μH           T
ch
=25°C
18
18
72
1,5
I
F
=2xI
DR
  V
GS
=0V   T
ch
=25°C
I
F
=I
DR
   V
GS
=0V
 -dI
F
/dt=100A/μs  T
ch
=25°C
1
150
1
-
Item
Thermal Resistance
Thermal Characteristics
Symbol
R
 th(ch-a)
R
 th(ch-c)
Test conditions
channel to air
channel to case
Min.
Typ.
Max.
62,5
2,5
Unit
°C/W
°C/W
FUJI ELECTRIC GmbH; Lyoner Strae 26; D-60528 Frankfurt; Tel: 069-66 90 29-0; Fax: 069-66 90 29-56