IXFK66N85X
IXFX66N85X
X-Class HiPerFETTM
Power MOSFET
N-Channel Enhancement Mode
Avalanche Rated
Fast Intrinsic Diode
VDSS
ID25
=
=
RDS(on)
850V
66A
65m
D
TO-264P
(IXFK)
G
S
G
D
D (Tab)
S
Symbol
Test Conditions
Maximum Ratings
VDSS
VDGR
TJ = 25C to 150C
TJ = 25C to 150C, RGS = 1M
850
850
V
V
VGSS
VGSM
Continuous
Transient
30
40
V
V
ID25
IDM
TC = 25C
TC = 25C, Pulse Width Limited by TJM
66
140
A
A
IA
EAS
TC = 25C
TC = 25C
33
2.5
A
J
PD
TC = 25C
1250
W
dv/dt
IS IDM, VDD VDSS, TJ 150°C
50
V/ns
-55 ... +150
150
-55 ... +150
C
C
C
300
260
°C
°C
TJ
TJM
Tstg
TL
TSOLD
Maximum Lead Temperature for Soldering
1.6 mm (0.062in.) from Case for 10s
Md
Mounting Torque (TO-264)
FC
Mounting Force
Weight
TO-264
PLUS247
(PLUS247)
1.13/10
Nm/lb.in
20..120 /4.5..27
N/lb
10
6
g
g
PLUS247
(IXFX)
G
BVDSS
VGS = 0V, ID = 1mA
850
VGS(th)
VDS = VGS, ID = 8mA
3.5
IGSS
VGS = 30V, VDS = 0V
IDSS
VDS = VDSS, VGS = 0V
RDS(on)
VGS = 10V, ID = 0.5 • ID25, Note 1
TJ = 125C
© 2019 IXYS CORPORATION, All Rights Reserved
D (Tab)
D = Drain
Tab = Drain
Features
International Standard Packages
Low QG
Avalanche Rated
Low Package Inductance
Advantages
Characteristic Values
Min.
Typ.
Max.
S
G = Gate
S = Source
Symbol
Test Conditions
(TJ = 25C Unless Otherwise Specified)
D
High Power Density
Easy to Mount
Space Savings
Applications
V
5.5
V
100
nA
50 A
3 mA
Switch-Mode and Resonant-Mode
Power Supplies
DC-DC Converters
PFC Circuits
AC and DC Motor Drives
Robotics and Servo Controls
65 m
DS100714B(11/19)
IXFK66N85X
IXFX66N85X
Symbol
Test Conditions
(TJ = 25C, Unless Otherwise Specified)
Characteristic Values
Min.
Typ.
Max
gfs
VDS = 10V, ID = 0.5 • ID25, Note 1
25
RGi
Gate Input Resistance
Ciss
Coss
VGS = 0V, VDS = 25V, f = 1MHz
42
S
0.75
8900
pF
8900
pF
142
pF
294
1270
pF
pF
40
ns
Crss
Effective Output Capacitance
Co(er)
Co(tr)
td(on)
tr
td(off)
tf
Energy related
Time related
VGS = 0V
VDS = 0.8 • VDSS
Resistive Switching Times
VGS = 10V, VDS = 0.5 • VDSS, ID = 0.5 • ID25
RG = 1(External)
Qg(on)
Qgs
VGS = 10V, VDS = 0.5 • VDSS, ID = 0.5 • ID25
Qgd
48
ns
105
ns
20
ns
230
nC
53
nC
113
nC
RthJC
0.10C/W
RthCS
0.15C/W
Source-Drain Diode
Symbol
Test Conditions
(TJ = 25C, Unless Otherwise Specified)
IS
VGS = 0V
ISM
VSD
trr
QRM
IRM
Characteristic Values
Min.
Typ.
Max.
66
A
Repetitive, Pulse Width Limited by TJM
264
A
IF = IS , VGS = 0V, Note 1
1.4
V
250
IF = 33A, -di/dt = 100A/s
2.7
VR = 100V, VGS = 0V
21.7
ns
μC
A
Note 1. Pulse test, t 300s, duty cycle, d 2%.
IXYS Reserves the Right to Change Limits, Test Conditions, and Dimensions.
IXYS MOSFETs and IGBTs are covered
4,835,592
by one or more of the following U.S. patents: 4,860,072
4,881,106
4,931,844
5,017,508
5,034,796
5,049,961
5,063,307
5,187,117
5,237,481
5,381,025
5,486,715
6,162,665
6,259,123 B1
6,306,728 B1
6,404,065 B1
6,534,343
6,583,505
6,683,344
6,727,585
7,005,734 B2
6,710,405 B2 6,759,692
7,063,975 B2
6,710,463
6,771,478 B2 7,071,537
7,157,338B2
IXFK66N85X
IXFX66N85X
Fig. 2. Extended Output Characteristics @ TJ = 25ºC
Fig. 1. Output Characteristics @ TJ = 25ºC
180
70
VGS = 10V
VGS = 10V
160
9V
60
140
8V
40
7V
30
9V
120
I D - Amperes
I D - Amperes
50
8V
100
80
60
20
7V
40
6V
10
20
0
6V
0
0
0.5
1
1.5
2
2.5
3
3.5
4
0
4.5
5
10
15
VDS - Volts
3.4
70
VGS = 10V
30
VGS = 10V
3.0
60
8V
2.6
R DS(on) - Normalized
50
I D - Amperes
25
Fig. 4. RDS(on) Normalized to ID = 33A Value vs.
Junction Temperature
Fig. 3. Output Characteristics @ TJ = 125ºC
7V
40
30
6V
20
2.2
I D = 66A
1.8
I D = 33A
1.4
1.0
10
0.6
5V
0.2
0
0
3.5
1
2
3
4
5
6
7
8
9
-50
10
-25
0
25
50
75
100
125
VDS - Volts
TJ - Degrees Centigrade
Fig. 5. RDS(on) Normalized to ID = 33A Value vs.
Drain Current
Fig. 6. Normalized Breakdown & Threshold Voltages
vs. Junction Temperature
1.3
VGS = 10V
BVDSS / VGS(th) - Normalized
2.5
2.0
TJ = 25ºC
1.5
150
1.2
TJ = 125ºC
3.0
RDS(on) - Normalized
20
VDS - Volts
1.0
BVDSS
1.1
1.0
0.9
0.8
VGS(th)
0.7
0.6
0.5
0.5
0
20
40
60
80
100
120
I D - Amperes
© 2019 IXYS CORPORATION, All Rights Reserved
140
160
180
-60
-40
-20
0
20
40
60
80
TJ - Degrees Centigrade
100
120
140
160
IXFK66N85X
IXFX66N85X
Fig. 7. Maximum Drain Current vs. Case Temperature
Fig. 8. Input Admittance
70
100
90
60
80
70
I D - Amperes
I D - Amperes
50
40
30
TJ = 125ºC
25ºC
- 40ºC
60
50
40
30
20
20
10
10
0
0
-50
-25
0
25
50
75
100
125
150
3.5
4.0
4.5
5.0
5.5
TC - Degrees Centigrade
Fig. 9. Transconductance
6.5
7.0
7.5
8.0
8.5
Fig. 10. Forward Voltage Drop of Intrinsic Diode
200
90
TJ = - 40ºC
80
180
160
70
60
25ºC
50
125ºC
140
I S - Amperes
g f s - Siemens
6.0
VGS - Volts
40
30
120
100
80
TJ = 125ºC
60
20
TJ = 25ºC
40
10
20
0
0
0
10
20
30
40
50
60
70
80
90
100
0.3
110
0.4
0.5
0.6
0.7
I D - Amperes
0.8
0.9
1.0
1.1
1.2
1.3
1.4
VSD - Volts
Fig. 11. Gate Charge
Fig. 12. Capacitance
10
100,000
VDS = 425V
I G = 10mA
Capacitance - PicoFarads
VGS - Volts
Ciss
I D = 33A
8
6
4
2
10,000
1,000
Coss
100
10
Crss
f = 1 MHz
0
1
0
20
40
60
80
100
120
140
160
180
200
220
240
QG - NanoCoulombs
IXYS Reserves the Right to Change Limits, Test Conditions, and Dimensions.
1
10
100
VDS - Volts
1000
IXFK66N85X
IXFX66N85X
Fig. 13. Output Capacitance Stored Energy
Fig. 14. Forward-Bias Safe Operating Area
1000
120
RDS(on) Limit
100
25μs
I D - Amperes
E OSS - MicroJoules
100
80
60
100μs
10
40
1
1ms
TJ = 150ºC
20
TC = 25ºC
Single Pulse
Fig. 15. Maximum Transient Thermal Impedance
10ms
0.1
01
0
100
200
300
400
500
600
700
800
10
900
100
VDS - Volts
1,000
VDS - Volts
Fig. 15. Maximum Transient Thermal Impedance
aaaaa
0.2
Z(th)JC - K / W
0.1
0.01
0.001
0.00001
0.0001
0.001
0.01
0.1
1
10
Pulse Width - Seconds
© 2019 IXYS CORPORATION, All Rights Reserved
IXYS REF: F_66N85X (U8-D901) 4-8-16
IXFK66N85X
IXFX66N85X
PLUS247 Outline
1 - Gate
2,4 - Drain
3 - Source
TO-264P Outline
1 - Gate
2,4 - Drain
3 - Source
IXYS Reserves the Right to Change Limits, Test Conditions, and Dimensions.
IXFK66N85X
IXFX66N85X
Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently
evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for,
and may not be used in, all applications. Read complete Disclaimer Notice at www.littelfuse.com/disclaimer-electronics.
© 2019 IXYS CORPORATION, All Rights Reserved