UNISONIC TECHNOLOGIES CO., LTD
20N70K-MT
Power MOSFET
20A, 700V N-CHANNEL
POWER MOSFET
DESCRIPTION
The UTC 20N70K-MT is an N-channel Power MOSFET using
UTC’s advanced technology to provide customers a minimum
on-state resistance and superior switching performance, etc.
The UTC 20N70K-MT is generally applied in high efficient
DC to DC converters, PWM motor controls and bridge circuits,
etc.
1
TO-220F2
FEATURES
* RDS(ON) ≤ 0.65Ω @ VGS=10V, ID=10A
* High Switching Speed
* Improved dv/dt capability
SYMBOL
ORDERING INFORMATION
Ordering Number
Package
Lead Free
Halogen Free
20N70KL-TF2-T
20N70KG-TF2-T
TO-220F2
Note: Pin Assignment: G: Gate
D: Drain
S: Source
Pin Assignment
1
2
3
G
D
S
Packing
Tube
MARKING
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20N70K-MT
Power MOSFET
ABSOLUTE MAXIMUM RATINGS (TC = 25°С, unless otherwise specified)
PARAMETER
SYMBOL
RATINGS
UNIT
Drain-Source Voltage
VDSS
700
V
Gate-Source Voltage
VGSS
±30
V
Continuous
ID
20
A
Drain Current
Pulsed (Note 2)
IDM
40
A
Avalanche Energy
Single Pulsed (Note 3)
EAS
360
mJ
Peak Diode Recovery dv/dt (Note 4)
dv/dt
2.58
V/ns
Power Dissipation
40
W
PD
Junction Temperature
TJ
+150
°C
Storage Temperature
TSTG
-55 ~ +150
°C
Notes: 1. Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
2. Repetitive Rating: Pulse width limited by maximum junction temperature.
3. L = 10mH, IAS = 8.48A, VDD = 50V, RG = 25 Ω Starting TJ = 25°C
4. ISD ≤ 20A, di/dt ≤200A/μs, VDD ≤BVDSS, Starting TJ = 25°C
THERMAL DATA
PARAMETER
Junction to Ambient
Junction to Case
SYMBOL
θJA
θJC
RATING
62.5
3.125
UNIT
°C/W
°C/W
ELECTRICAL CHARACTERISTICS (TJ = 25°С, unless otherwise specified)
PARAMETER
OFF CHARACTERISTICS
Drain-Source Breakdown Voltage
Drain-Source Leakage Current
Gate-Source Leakage Current
SYMBOL
BVDSS
IDSS
Forward
Reverse
IGSS
TEST CONDITIONS
VGS=0V, ID= 250μA
VDS=700V, VGS=0V
VGS=30V, VDS=0V
VGS=-30V, VDS=0V
ON CHARACTERISTICS
Gate Threshold Voltage
VGS(TH)
VDS=VGS, ID=250μA
Static Drain-Source On-State Resistance
RDS(ON)
VGS=10V, ID=10A
DYNAMIC CHARACTERISTICS
Input Capacitance
CISS
VGS=0V, VDS=25V, f=1.0MHz
Output Capacitance
COSS
Reverse Transfer Capacitance
CRSS
SWITCHING CHARACTERISTICS
Total Gate Charge (Note 1)
QG
VDS=100V, VGS=10V, ID=20A
Gateource Charge
QGS
IG=1mA (Note 1, 2)
Gate-Drain Charge
QGD
Turn-on Delay Time (Note 1)
tD(ON)
Rise Time
tR
VDS=100V, VGS=10V, ID=20A,
R
Turn-off Delay Time
tD(OFF)
G=25Ω (Note 1, 2)
Fall-Time
tF
SOURCE- DRAIN DIODE RATINGS AND CHARACTERISTICS
Maximum Body-Diode Continuous Current
IS
Maximum Body-Diode Pulsed Current
ISM
Drain-Source Diode Forward Voltage (Note 1)
VSD
VGS=0V, IS=20A
Reverse Recovery Time (Note 1)
trr
VGS=0V, IS=20A,
dIF/dt=100A/µs (Note1)
Reverse Recovery Charge
Qrr
Notes: 1. Pulse Test : Pulse width ≤ 300µs, Duty cycle ≤ 2%.
2. Essentially independent of operating temperature.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
MIN TYP MAX UNIT
700
2.0
10
100
-100
V
µA
nA
nA
4.0
0.65
V
Ω
2508
220
14
pF
pF
pF
54
11
12
28
35
135
73
nC
nC
nC
ns
ns
ns
ns
20
40
1.4
482
8.5
A
A
V
ns
µC
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Power MOSFET
TEST CIRCUITS AND WAVEFORMS
Peak Diode Recovery dv/dt Test Circuit
VGS
(Driver)
Period
D=
P.W.
P. W.
Period
VGS= 10V
IFM, Body Diode Forward Current
ISD
(D.U.T.)
di/dt
IRM
Body Diode Reverse Current
Body Diode Recovery dv/dt
VDS
(D.U.T.)
VDD
Body Diode
Forward Voltage Drop
Peak Diode Recovery dv/dt Waveforms
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Power MOSFET
TEST CIRCUITS AND WAVEFORMS
VDS
90%
VGS
10%
tD(ON)
tD(OFF)
tF
tR
Switching Test Circuit
Switching Waveforms
VGS
QG
QGS
QGD
Charge
Gate Charge Test Circuit
Gate Charge Waveform
Unclamped Inductive Switching Test Circuit
Unclamped Inductive Switching Waveforms
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www.unisonic.com.tw
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20N70K-MT
Power MOSFET
TYPICAL CHARACTERISTICS
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20N70K-MT
Power MOSFET
TYPICAL CHARACTERISTICS (Cont.)
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20N70K-MT
Power MOSFET
TYPICAL CHARACTERISTICS (Cont.)
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other
parameters) listed in products specifications of any and all UTC products described or contained herein.
UTC products are not designed for use in life support appliances, devices or systems where malfunction
of these products can be reasonably expected to result in personal injury. Reproduction in whole or in
part is prohibited without the prior written consent of the copyright owner. UTC reserves the right to
make changes to information published in this document, including without limitation specifications and
product descriptions, at any time and without notice. This document supersedes and replaces all
information supplied prior to the publication hereof.
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www.unisonic.com.tw
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