Document
isc N-Channel MOSFET Transistor
DESCRIPTION ·Drain Source Voltage-
: VDSS=400V(Min) ·Low RDS(ON) ·Fast Switching Speed ·Minimum Lot-to-Lot variations for robust device
performance and reliable operation
APPLICATIONS ·Designed for Switched Mode Power Supplies (SMPS), motor control,welding, and in general purpose switching resistance application
ABSOLUTE MAXIMUM RATINGS(Ta=25℃) SYMBOL ARAMETER
VDSS
Drain-Source Voltage (VGS=0)
VGS
Gate-Source Voltage
Drain
BUK457-400A
ID
Current-continuou
s@ TC=25℃
BUK457-400B
Ptot
Total Dissipation@TC=25℃
Tj
Max. Operating Junction Temperature
Tstg
Storage Temperature Range
VALUE UNIT
400
V
±30
V
13 A
11
150
W
150
℃
150
℃
THERMAL CHARACTERISTICS
SYMBOL
PARAMETER
MAX UNIT
Rth j-c Thermal Resistance,Junction to Case
0.83 ℃/W
Rth j-a Thermal Resistance,Junction to Ambient
60 ℃/W
BUK457-400A/B
isc website:www.iscsemi.com
1 isc & iscsemi is registered trademark
isc N-Channel Mosfet Transistor
BUK457-400A/B
·ELECTRICAL CHARACTERISTICS (TC=25℃)
SYMBOL
PARAMETER
CONDITIONS
MIN TYP MAX UNIT
V(BR)DSS Drain-Source Breakdown Voltage VGS=0; ID= 0.25mA
400
V
VGS(th) Gate Threshold Voltage
VDS=VGS; ID=1mA
2.1
RDS(on)
Drain-Source On-stage Resistance
VGS=10V; ID=6.5A
BUK457-400A BUK457-400B
IGSS
Gate Source Leakage Current
VGS= ±30V;VDS= 0
4.0
V
0.4
Ω
0.5
Ω
±100 nA
IDSS
Zero Gate Voltage Drain Current
VDS=400V; VGS= 0
20
uA
VSD
Diode Forward Voltage
IF=13A; VGS=0
1.4
V
Gfs
Forward Transconductance
VDS= 25V;ID=6.5A
5.0
S
tr
Rise time
60
90
ns
ton
Turn-on time
tf
Fall time
VGS=10V;ID=2.8A;RGS=50Ω
20
40
ns
75
90
ns
toff
Turn-off time
200 250
ns
NOTICE: ISC reserves the rights to make changes of the content herein the datasheet at any time without notification. The information contained herein is presented only as a guide for the applications of our products. ISC products are intended for usage in general electronic equipment. The products are not designed for use in equipment which require specialized quality and/or reliability, or in equipment which could have applications in hazardous environments, aerospace industry, or medical field. Please contact us if you intend our products to be used in these special applications. ISC makes no warranty or guarantee regarding the suitability of its products for any particular purpose, nor does ISC assume any liability arising from the application or use of any products, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages.
isc website:www.iscsemi.com
2 isc & iscsemi is registered trademark
.