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MSCSM70AM19CT1AG
Datasheet
Phase Leg SiC MOSFET Power Module
April 2020
Contents
Contents
1 Revision History....................................................................................................................................1
1.1 Revision 1.0.........................................................................................................................................................1
2 Product Overview..............................................................................................................................2
2.1 Features..............................................................................................................................................................3
2.2 Benefits...............................................................................................................................................................3
2.3 Applications........................................................................................................................................................3
3 Electrical Specifications........................................................................................................................4
3.1 SiC MOSFET Characteristics (Per MOSFET).........................................................................................................4
3.2 SiC Schottky Diode Ratings and Characteristics (Per SiC Diode).........................................................................6
3.3 Thermal and Package Characteristics.................................................................................................................6
3.4 Typical SiC MOSFET Performance Curves...........................................................................................................7
3.5 Typical SiC Diode Performance Curves.............................................................................................................10
4 Package Specifications.....................................................................................................................11
4.1 Package Outline Drawing..................................................................................................................................11
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Revision History
1
Revision History
The revision history describes the changes that were implemented in the document. The changes are listed
by revision, starting with the most current publication.
1.1
Revision 1.0
Revision 1.0 was published in April 2020. It is the first publication of this document.
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Product Overview
2
Product Overview
The MSCSM70AM19CT1AG device is a phase leg 700 V,124 A full silicon carbide (SiC) power module.
Figure 1 • MSCSM70AM19CT1AG Electrical Schematic
Figure 2 • MSCSM70AM19CT1AG Pinout Location
All ratings at TJ = 25 °C, unless otherwise specified.
Caution: These devices are sensitive to electrostatic discharge. Proper handling procedures should be
followed.
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Product Overview
2.1
Features
The following are key features of the MSCSM70AM19CT1AG device:
• SiC Power MOSFET
◦ High speed switching
◦ Low RDS(on)
◦ Ultra-low loss
• SiC Schottky Diode
◦ Zero reverse recovery
◦ Zero forward recovery
◦ Temperature independent switching behavior
◦ Positive temperature coefficient on VF
• Very low stray inductance
• Kelvin source for easy drive
• Internal thermistor for temperature monitoring
• Aluminum nitride (AlN) substrate for improved thermal performance
2.2
Benefits
The following are benefits of the MSCSM70AM19CT1AG device:
• High efficiency converter
• Outstanding performance at high frequency operation
• Direct mounting to heatsink (isolated package)
• Low junction-to-case thermal resistance
• Solderable terminals for power and signal, for easy PCB mounting
• Low profile
• RoHS compliant
2.3
Applications
The MSCSM70AM19CT1AG device is designed for the following applications:
• Welding converters
• Switched mode power supplies
• Uninterruptible power supplies (UPS)
• EV motor and traction drive
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Electrical Specifications
3
Electrical Specifications
This section shows the electrical specifications of the MSCSM70AM19CT1AG device.
3.1
SiC MOSFET Characteristics (Per MOSFET)
The following table shows the absolute maximum ratings per MOSFET of the MSCSM70AM19CT1AG device.
Table 1 • Absolute Maximum Ratings
Symbol
Parameter
Max Ratings
Unit
VDSS
Drain-source voltage
700
V
ID
Continuous drain current
TC = 25 °C
1241
A
TC = 80 °C
981
IDM
Pulsed drain current
250
VGS
Gate-source voltage
–10/25
V
RDSon
Drain source ON resistance
19
mΩ
PD
Power dissipation
365
W
TC = 25 °C
Note:
1. Specification of SiC MOSFET device but output current must be limited due to size of
power connectors.
The following table shows the electrical characteristics per MOSFET of the MSCSM70AM19CT1AG device.
Table 2 • Electrical Characteristics
Symbol
Characteristic
Test Conditions
IDSS
Zero gate voltage drain current
VGS = 0 V; VDS = 700 V
RDS(on)
Drain-source on resistance
VGS = 20 V
ID = 40 A
VGS(th)
Gate threshold voltage
VGS = VDS, ID = 4 mA
IGSS
Gate-source leakage current
VGS = 20 V, VDS = 0 V
Min
Typ
TJ = 25 °C
15
TJ = 175 °C
18.8
1.9
Microsemi Proprietary and Confidential MSCSM70AM19CT1AG Datasheet Revision 1.0
Max
Unit
100
µA
19
mΩ
2.4
V
150
nA
4
Electrical Specifications
The following table shows the dynamic characteristics per MOSFET of the MSCSM70AM19CT1AG device.
Table 3 • Dynamic Characteristics
Symbol
Characteristic
Test Conditions
Ciss
Input capacitance
VGS = 0 V
Coss
Output capacitance
Crss
Reverse transfer capacitance
Qg
Total gate charge
Qgs
Gate–source charge
Qgd
Gate–drain charge
Td(on)
Turn-on delay time
Tr
Rise time
Td(off)
Turn-off delay time
Tf
Fall time
Eon
Turn on energy
Min
Typ
Max
4500
VDS = 700 V
Unit
pF
510
f = 1 MHz
29
VGS = –5 V/20 V
215
VBus = 470 V
nC
58
ID= 40 A
35
VGS = –5 V/20 V
40
VBus = 400 V
ns
35
ID = 80 A; TJ = 150 °C
RGon = 27 Ω; RGoff = 4.7 Ω
50
20
Inductive switching
TJ = 150 °C
545
µJ
TJ = 150 °C
186
µJ
0.69
Ω
VGS = –5 V/20 V
Eoff
Turn off energy
VBus = 400 V
ID = 80 A
RGon = 27 Ω
RGoff = 4.7 Ω
RGint
Internal gate resistance
RthJC
Junction-to-case thermal resistance
0.41
°C/W
Max
Unit
The following table shows the body diode ratings and characteristics per MOSFET of the
MSCSM70AM19CT1AG device.
Table 4 • Body Diode Ratings and Characteristics
Symbol
Characteristic
Test Conditions
VSD
Diode Forward Voltage
VGS = 0 V ; ISD = 40 A
3.4
VGS = –5 V ; ISD = 40 A
3.8
ISD = 40 A; VGS = –5 V
38
ns
318
nC
14.8
A
trr
Reverse recovery time
Qrr
Reverse recovery charge
Irr
Reverse recovery current
Min
VR = 400 V; diF/dt = 1000 A/μs
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V
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Electrical Specifications
3.2
SiC Schottky Diode Ratings and Characteristics (Per SiC Diode)
The following table shows the reverse SiC diode ratings and characteristics per SiC diode of the
MSCSM70AM19CT1AG device.
Table 5 • SiC Schottky Diode Ratings and Characteristics (Per SiC Diode)
Symbol
Characteristic
VRRM
Peak repetitive reverse voltage
IRM
Reverse leakage current
IF
DC forward current
VF
Diode forward voltage
Min
VR = 700 V
IF = 50 A
Typ
TJ = 25 °C
15
TJ = 175 °C
250
TC = 80 °C
50
TJ= 25 °C
1.5
TJ = 175 °C
1.9
Max
Unit
700
V
200
μA
A
1.8
V
Qc
Total capacitive charge
VR = 400 V
133
nC
C
Total capacitance
f = 1 MHz, VR = 200 V
248
pF
f = 1 MHz, VR = 400 V
216
RthJC
3.3
Test Conditions
Junction-to-case thermal resistance
0.86
°C/W
Thermal and Package Characteristics
The following table shows the package characteristics of the MSCSM70AM19CT1AG device.
Table 6 • Package Characteristics
Symbol
Characteristic
Min
VISOL
RMS isolation voltage, any terminal to case t = 1 min, 50 Hz/60 Hz
4000
TJ
Operating junction temperature range
–40
175
TJOP
Recommended junction temperature under switching conditions
–40
TJmax–25
TSTG
Storage temperature range
–40
125
TC
Operating case temperature
–40
125
Torque
Mounting torque
2
3
N.m
Wt
Package weight
80
g
To heatsink
M4
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Max
Unit
V
°C
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Electrical Specifications
The following table shows the temperature sensor NTC (see application note APT0406 on
www.microsemi.com) of the MSCSM70AM19CT1AG device.
Table 7 • Temperature Sensor NTC
Symbol
Characteristic
R25
Resistance at 25 °C
Min
∆R25/R25
B25/85
T25 = 298.15 K
∆B/B
3.4
TC = 100 °C
Typ
Max
Unit
50
kΩ
5
%
3952
K
4
%
Typical SiC MOSFET Performance Curves
This sections shows the typical SiC MOSFET performance curves of the MSCSM70AM19CT1AG device.
Figure 3 • Maximum Thermal Impedance
Figure 4 • Output Characteristics, TJ = 25 °C
Figure 5 • Output Characteristics, TJ = 175 °C
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Electrical Specifications
Figure 6 • Normalized RDS(on) vs. Temperature
Figure 7 • Transfer Characteristics
Figure 8 • Capacitance vs. Drain Source Voltage
Figure 9 • Gate Charge vs. Gate Source Voltage
Figure 10 • Body Diode Characteristics, TJ = 25 °C
Figure 11 • 3rd Quadrant Characteristics, TJ = 25 °C
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Electrical Specifications
Figure 12 • Body Diode Characteristics, TJ = 175 °C Figure 13 • 3rd Quadrant Characteristics, TJ = 175
°C
Figure 14 • Switching Energy vs. Current
Figure 15 • Turn On Energy vs. Rg
Figure 16 • Turn Off Energy vs. Rg
Figure 17 • Operating Frequency vs. Drain Current
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Electrical Specifications
3.5
Typical SiC Diode Performance Curves
This sections shows the typical SiC diode performance curves of the MSCSM70AM19CT1AG device.
Figure 18 • Maximum Thermal Impedance
Figure 19 • Forward Characteristics
Figure 20 • Capacitance vs. Reverse Voltage
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Package Specifications
4
Package Specifications
This section shows the package specification of the MSCSM70AM19CT1AG device.
4.1
Package Outline Drawing
The following figure illustrates the package outline of the MSCSM70AM19CT1AG device. The dimensions
are in millimeters.
Figure 21 • Package Outline Drawing
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