© 2018 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 06/28/18
GEN2 SiC Schottky Diode
SiC Schottky Diode
LSIC2SD120D20, 1200 V, 20 A, TO-263-2L
RoHS
LSIC2SD120D20
Features
• Positive temperature
coefficient for safe
operation and ease of
paralleling
• 175 °C maximum
operating junction
temperature
• Excellent surge capability
• Extremely fast,
temperature-independent
switching behavior
• Dramatically reduced
switching losses
compared to Si bipolar
diodes
Maximum Ratings
Description
This series of silicon carbide (SiC) Schottky diodes has
negligible reverse recovery current, high surge capability, and
a maximum operating junction temperature of 175 °C. This
diode series is ideal for applications where improvements in
efficiency, reliability, and thermal management are desired.
Case
12
21
Case
Circuit Diagram TO-263-2L Applications
• Boost diodes in PFC or
DC/DC stages
• Switch-mode power
supplies
• Uninterruptible power
supplies
• Solar inverters
• Industrial motor drives
• EV charging stations
Pb
• Littelfuse “RoHS” logo =
RoHS conform
• Littelfuse “HF” logo =
Halogen Free
• Littelfuse “Pb-free” logo =
Pb-free lead plating
Environmental
RoHS
Pb
Characteristics Symbol Conditions Value Unit
Repetitive Peak Reverse Voltage VRRM -1200 V
DC Blocking Voltage VRTJ = 25 °C 1200 V
Continuous Forward Current IF
TC = 25 °C 54.5
A
TC = 135 °C 26.0
TC = 150 °C 20.0
Non-Repetitive Forward Surge Current IFSM TC = 25 °C, TP = 10 ms, Half sine pulse 140 A
Power Dissipation PTot
TC = 25 °C 250 W
TC = 110 °C 108
Operating Junction Temperature TJ--55 to 175 °C
Storage Temperature TSTG --55 to 150 °C
Soldering Temperature (reflow MSL1) Tsold -260 °C
© 2018 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 06/28/18
GEN2 SiC Schottky Diode
SiC Schottky Diode
LSIC2SD120D20, 1200 V, 20 A, TO-263-2L
Characteristics Symbol Conditions
Value
Unit
Min. Typ. Max.
Forward Voltage VF
IF = 20 A, TJ = 25 °C -1. 5 1. 8 V
IF = 20 A, TJ = 175 °C - 2.2 -
Reverse Current IR
VR = 1200 V , TJ = 25 °C - <1 100 μA
VR = 1200 V , TJ = 175 °C -15
Total Capacitance C
VR = 1 V, f =1 MHz -114 2 -
pF
VR = 400 V, f = 1 MHz -108 -
VR = 800 V, f = 1 MHz - 82 -
Total Capacitive Charge QC VR = 800 V, -115 - nC
Electrical Characteristics
Footnote: TJ = +25 °C unless otherwise specified
Thermal Characteristics
Characteristics Symbol Conditions
Value
Unit
Min. Typ. Max.
Thermal Resistance RθJC -- 0.6 - °C/W
Q
c =
V
R
C(V)d
V
∫
0
Figure 2: Typical Reverse CharacteristicsFigure 1: Typical Foward Characteristics
0
5
10
15
20
25
30
35
40
Forward Current (A)
-0.5 0.51.5 2.53.5 4.5
Forward Voltage (V)
T
J
= 150
°C
°C
T
J
= 175
T
J
= 125
°C
T
J
= 25
°C
T
J
= - 55
°C
1
E-8
1
E-7
1
E-6
1
E-5
1
E-4
0200 400600 80010001200
Reverse Current, I (A) R
R(V)
TJ
= 175 °C
T
J
= 150 °C
T
J
= 125 °C
TJ
= 25 °C
Reverse Voltage, V
© 2018 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 06/28/18
GEN2 SiC Schottky Diode
SiC Schottky Diode
LSIC2SD120D20, 1200 V, 20 A, TO-263-2L
Figure 5: Capacitance vs. Reverse Voltage Figure 6: Capacitive Charge vs. Reverse Voltage
Figure 4: Current Derating
Figure 3: Power Derating
Case Temperature (°C )
0
50
100
150
200
250
300
25 50 75 100125 150175
Maximum Power (W)
Case Temperature (°C )
Forward Current (A)
0
20
40
60
80
100
120
140
160
180
200
25 50 75 100125 150175
10 % Duty
30 % Duty
50 % Duty
70 % Duty
DC
0
200
400
600
800
1000
1200
110100 1000
Capacitance (pF)
Voltage (V)
0
20
40
60
80
100
120
140
0200 400600 8001000
Capacive Charge (nC)
Voltage (V)
© 2018 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 06/28/18
GEN2 SiC Schottky Diode
SiC Schottky Diode
LSIC2SD120D20, 1200 V, 20 A, TO-263-2L
Dimensions-Package TO-263-2L
Symbol Millimeters
Min Nom Max
A 4.30 4.50 4.70
A1 0.00 - 0.25
b0.70 0.80 0.90
b1 1. 17 1.27 1.37
c 0.46 0.50 0.60
c1 1.25 1.30 1.40
D 9.00 9.20 9.40
D1 6.50 6.70 6.90
E 9.80 10.00 10.20
E1 7.80 8.00 8.20
E2 9.70 9.90 10.10
e 5.08 BSC
H 15.00 15.30 15.60
L2.00 2.30 2.60
L1 1. 0 0 1.20 1.40
L2 0.254 BSC
Figure 7: Stored Energy vs. Reverse Voltage Figure 8: Transient Thermal Impedance
0
5
10
15
20
25
30
35
40
45
0200 400600 8001000
Stored Energy (μJ)
Voltage (V)
1E-03
1E-02
1E-01
1E+00
1E-061E-05 1E-041E-03 1E-021E-01 1E+00
Normalized Transient Thermal Impedance
Pulse Width (s)
Single
0.01
0.02
0.05
0.1
0.3
0.5
© 2018 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 06/28/18
GEN2 SiC Schottky Diode
SiC Schottky Diode
LSIC2SD120D20, 1200 V, 20 A, TO-263-2L
Disclaimer Noce - Lielfuse products are not designed for, and shall not be used for, any purpose (including, without limitaon, automove, military,
aerospace, medical, life-saving, life-sustaining or nuclear facility applicaons, Components intended for surgical implant into the body, or any other
applicaon in which the failure or lack of desired operaon of the product may result in personal injury, death, or property damage) other than those
expressly set forth in applicable Lielfuse product documentaon. Warranes granted by Lielfuse shall be deemed void for products used for any
purpose not expressly set forth in applicable Lielfuse documentaon. Lielfuse shall not be liable for any claims or damages arising out of products
used in applicaons not expressly intended by Lielfuse as set forth in applicable Lielfuse documentaon. The sale and use of Lielfuse products is
subject to Lielfuse Terms and Condions of Sale, unless otherwise agreed by Lielfuse. Informaon furnished is believed to be accurate and reliable.
However, users should independently evaluate the suitability of and test each product selected for their own applicaons. Lielfuse products are not
designed for, and may not be used in, all applicaons. Read complete Disclaimer Noce at www.lielfuse.com/disclaimer-electronics.
Packing Option
Part Number Marking Packing Mode M.O.Q
LSIC2SD120D20 SIC2SD120D20 Tape and Reel 800
Part Numbering and Marking System
SIC2SD120D20
SIC = SiC Diode
2 = Gen2
SD = Schottky Diode
D = TO-263 Package (2 Lead)
YY = Year
WW = Week
YYWWF
ZZZZZZ-ZZ
F = Special Code
ZZZZZZ-ZZ = Lot Number
L
F120 = Voltage Rating (1200 V)
20 = Current Rating (20 A)
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TO-263 Carrier Reel Specifications