Datasheet

UNISONIC TECHNOLOGIES CO., LTD
8N70K-MT
Power MOSFET
8.0A, 700V N-CHANNEL
POWER MOSFET

DESCRIPTION
The UTC 8N70K-MT is an N-channel power MOSFET using
UTC’s advanced technology to provide the customers with minimum
on-state resistance, superior switching performance and withstand
high energy pulse in the avalanche and commutation mode.

FEATURES
* RDS(ON) < 1.4Ω @ VGS=10V, ID=4A
* High switching speed

SYMBOL

ORDERING INFORMATION
Ordering Number
Lead Free
Halogen Free
8N70KL-TF1-T
8N70KG-TF1-T
8N70KL-TF2-T
8N70KG-TF2-T
8N70KL-TF3T-T
8N70KG-TF3T-T
Note: Pin Assignment: G: Gate
D: Drain
S: Source

Package
TO-220F1
TO-220F2
TO-220F3
Pin Assignment
1
2
3
G
D
S
G
D
S
G
D
S
Packing
Tube
Tube
Tube
MARKING
www.unisonic.com.tw
Copyright © 2016 Unisonic Technologies Co., Ltd
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8N70K-MT

Power MOSFET
ABSOLUTE MAXIMUM RATINGS (TA=25°C, unless otherwise specified)
PARAMETER
Drain-Source Voltage
Gate-Source Voltage
RATINGS
UNIT
700
V
±30
V
TC=25°C
8
A
Continuous
ID
Drain Current
TC=100°C
4.8
A
32
A
Pulsed (Note 4)
IDM
Avalanche Current
Repetitive (Note 3)
IAS
8
A
Avalanche Energy
Single Pulsed (Note 3)
EAS
300
mJ
Peak Diode Recovery dv/dt (Note 4)
dv/dt
3.5
V/ns
Junction Temperature
TJ
+150
°C
Power Dissipation (TC=25°C)
PD
49
W
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 = 9.37mH, IAS = 8A, VDD = 50V, RG = 25Ω, Starting TJ = 25°C
4. ISD ≤ 8A, di/dt ≤200A/μs, VDD ≤ BVDSS, Starting TJ = 25°C

SYMBOL
VDSS
VGSS
THERMAL DATA
PARAMETER
Junction to Ambient
Junction to Case
Note: 3urface mounted on FR4 board t≤10sec.
SYMBOL
θJA
θJC
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
RATINGS
62.5
2.55
UNIT
°C/W
°C/W
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
Power MOSFET
ELECTRICAL CHARACTERISTICS (TA=25°C, 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
ID=250µA, VGS=0V
VDS=700V, VGS=0V
VDS=560V, TC=125°С
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=4A
DYNAMIC PARAMETERS
Input Capacitance
CISS
VGS=0V, VDS=25V, f=1.0MHz
Output Capacitance
COSS
Reverse Transfer Capacitance
CRSS
SWITCHING PARAMETERS
Total Gate Charge
QG
VDS=50V, VGS=10V,
Gate to Source Charge
QGS
ID=1.3A, IG=100μA (Note 1, 2)
Gate to Drain Charge
QGD
Turn-ON Delay Time
tD(ON)
Rise Time
tR
VDD =30V, VGS=10V, ID =0.5A,
RG=25Ω (Note 1, 2)
Turn-OFF Delay Time
tD(OFF)
Fall-Time
tF
SOURCE- DRAIN DIODE RATINGS AND CHARACTERISTICS
Maximum Body-Diode Continuous Current
IS
Integral reverse diode in the
MOSFET
Maximum Body-Diode Pulsed Current
ISM
Drain-Source Diode Forward Voltage
VSD
IS=8A, VGS=0V
Reverse Recovery Time
tRR
IS=8A, VGS=0V, di/dt = 100A/μs
Reverse Recovery Charge
QRR
Notes: 1. Essentially independent of operating temperature.
2. Pulse Test: Pulse width ≤ 300µs, Duty cycle ≤ 2%
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
MIN TYP MAX UNIT
700
2.0
1
100
+10
-10
V
µA
µA
nA
nA
4.0
1.4
V
Ω
1120
113
21
pF
pF
pF
26
8
6
82
85
125
60
nC
nC
nC
ns
ns
ns
ns
8
32
1.4
490
4.1
A
A
V
ns
μC
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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
10V
QGS
QGD
Charge
Gate Charge Test Circuit
Gate Charge Waveform
BVDSS
IAS
ID(t)
VDS(t)
VDD
tp
Unclamped Inductive Switching Test Circuit
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
Time
Unclamped Inductive Switching Waveforms
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
Power MOSFET
TEST CIRCUITS AND WAVEFORMS(Cont.)
D.U.T.
+
VDS
-
+
-
L
RG
Driver
VGS
VDD
* dv/dt controlled by RG
* ISD controlled by pulse period
* D.U.T.-Device Under Test
Same Type
as D.U.T.
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
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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Power MOSFET
TYPICAL CHARACTERISTICS
Drain Current, ID (µA)
Drain Current, ID (µA)
Drain-Source On-State Resistance
Characteristics
Drain Current, ID (A)
5
4
ID=4A, VGS=10V
3
2
1
0
0
1.5
3
4.5
7.5
6
Drain to Source Voltage, VDS (V)
Body-Diode Continuous Current vs.
Source to Drain Voltage
Body-Diode Continuous Current, IS (A)

10
8
6
4
2
0
0
0.2
0.4
0.6
0.8
1.0
Source to Drain Voltage, VSD (V)
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. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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