5B
WFF8N6
WFF8N65B
Silicon N-Channel MOSFET
Features
�
7.5A,650V,RDS(on)(Max1.3Ω)@VGS=10V
�
Ultra-low Gate charge(Typical 25nC)
�
Fast Switching Capability
�
100%Avalanche Tested
�
Isolation Voltage (VISO=4000V AC)
�
Maximum Junction Temperature Range(150℃)
General Description
This Power
MOSFET is produced using Winsemi's advanced
planar stripe,VDMOS technology.this latest technology has been
especially designed to minimize on-state resistance, have a high
rugged avalanche characteristics .This devices is specially well
suited for half bridge and full bridge resonant topology line a
electronic lamp ballast, high efficiency switched mode power
supplies, active power factor correction.
Absolute Maximum Ratings
Symbol
VDSS
Parameter
Value
Units
Drain Source Voltage
650
V
Continuous Drain Current(@Tc=25℃)
7.5*
A
Continuous Drain Current(@Tc=100℃)
4.3*
A
30*
A
±30
V
ID
IDM
Drain Current Pulsed
(Note1)
VGS
Gate to Source Voltage
EAS
Single Pulsed Avalanche Energy
(Note2)
590
mJ
EAR
Repetitive Avalanche Energy
(Note1)
14
mJ
dv/dt
Peak Diode Recovery dv /dt
(Note3)
4.5
V/ ns
48
W
0.38
W/℃
-55~150
℃
300
℃
Total Power Dissipation(@Tc=25℃)
PD
Derating Factor above 25℃
TJ,Tstg
TL
Junction and Storage Temperature
Channel Temperature
*Drain current limited by junction temperature
Thermal Characteristics
Symbol
Parameter
Value
Min
Typ
Max
Units
RQJC
Thermal Resistance , Junction -to -Case
-
-
2.6
℃/W
RQJA
Thermal Resistance , Junction-to -Ambient
-
-
62.5
℃/W
Rev.A Nov.2011
Copyright@Winsemi Microelectronics Co., Ltd., All right reserved.
5B
WFF8N6
WFF8N65B
Electrical Characteristics(Tc=25℃)
Characteristics
Gate leakage current
Gate-source breakdown voltage
Drain cut -off current
Symbol
Min
Type
Max
Unit
IGSS
VGS=±30V,VDS=0V
-
-
±100
nA
V(BR)GSS
IG=±10 µA,VDS=0V
±30
-
-
V
VDS=650V,VGS=0V,Tc=25℃
-
-
10
µA
VDS=500V,Tc=125℃
-
-
100
µA
650
-
-
V
-
0.65
-
V/℃
IDSS
Drain -source breakdown voltage
V(BR)DSS
Breakdown Voltage Temperature
∆BVDSS/∆
Coefficient
Test Condition
TJ
ID=250 µA,VGS=0V
ID=250 µA, referenced to
25℃
Gate threshold voltage
VGS(th)
VDS=VGS,ID=250 µA
2
-
4
V
Drain -source ON resistance
RDS(ON)
VGS=10V,ID=3.75A
-
1.1
1.3
Ω
Forward Transconductance
gfs
VDS=40V,ID=3.75A
-
6.2
-
S
Input capacitance
Ciss
VDS=25V,
-
1120
1350
Reverse transfer capacitance
Crss
VGS=0V,
-
23
30
Output capacitance
Coss
f=1MHz
-
115
150
VDD=300V,
-
80
170
Td(on)
ID=7.5A
-
30
70
tf
RG=25Ω
-
60
110
-
125
260
-
25
35
-
6
-
-
10
-
Min
Type
Max
Unit
Turn-On Rise time
Switching
Turn-On time
time
Turn-Off Fall time
tr
pF
ns
Turn-Off time
(Note4,5)
Td(off)
Total gate charge(gate-source
VDD=480V,
Qg
plus gate-drain)
VGS=10V,
nC
Gate-source charge
Qgs
Gate-drain("miller") Charge
Qgd
ID=7.5A
(Note4,5)
Source-Drain Ratings and Characteristics(Ta=25℃)
Characteristics
Symbol
Test Condition
Continuous drain reverse current
IDR
-
-
-
7.5
A
Pulse drain reverse current
IDRP
-
-
-
30
A
Forward voltage(diode)
VDSF
IDR=7.5A,VGS=0V
-
-
1.4
V
Reverse recovery time
trr
IDR=7.5A,VGS=0V,
-
315
-
ns
Reverse recovery charge
Qrr
dIDR / dt =100 A / µs
-
2.6
-
µC
Note 1.Repeativity rating :pulse width limited by junction temperature
2.L=19.5mH IAS=7.5A,VDD=50V,RG=0Ω,Starting TJ=25℃
3.ISD≤7.5.A,di/dt≤300A/us,VDD<BVDSS,STARTING TJ=25℃
4.Pulse Test:Pulse Width≤300us,Duty Cycle≤2%
5. Essentially independent of operating temperature.
This transistor is an electrostatic sensitive device
Please handle with caution
2/7
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5B
WFF8N6
WFF8N65B
Fig.1 On Region Characteristics
Fig.2 Transfer
Characteristics
Fig.3 On-Resistance Variation vs
Fig.4 Body Diode Forward Voltage
Drain Current and Gate Voltage
Variation with Source Current
and Temperature
Fig.5 Capacitance Characteristics
Fig.6 Gate Charge Characteristics
3/7
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5B
WFF8N6
WFF8N65B
Fig.7 Breakdown Voltage Variation
Fig.8 On-Resistance Variation
Vs.Temperature
Vs.Temperature
Fig.9 Maximum Safe Operation Area
Fig.10 Maximum Drain Current
vs.case Temperature
Fig.11 Transient Thermal Response Curve
4/7
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5B
WFF8N6
WFF8N65B
Fig.12 Gate Test Circuit & Waveform
Fig.13 Resistive Switching Test Circuit & Waveform
Fig.14 Unclamped Inductive Switching Test Circuit & Waveform
5/7
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5B
WFF8N6
WFF8N65B
Fig.15 Peak Diode Recovery dv/dt Test Circuit & Waveform
6/7
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5B
WFF8N6
WFF8N65B
F Package Dimension
TO-220
TO-220F
Unit:mm
7/7
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