Vishay 43CTT100 Data Sheet
Document Number: 94533 For technical questions, contact: diodes-tech@vishay.com
www.vishay.com
Revision: 08-Sep-08 1
High Performance
Schottky Generation 5.0, 2 x 20 A
43CTT100
Vishay High Power Products
FEATURES
• 175 °C high performance Schottky diode
• Very low forward voltage drop
• Extremely low reverse leakage
• Optimized V
F
vs. I
R
trade off for high efficiency
• Increased ruggedness for reverse avalanche capability
• RBSOA available
• Negligible switching losses
• Submicron trench technology
• Full lead (Pb)-free and RoHS compliant devices
• Designed and qualified for industrial level
APPLICATIONS
• High efficiency SMPS
• Automotive
• High frequency switching
• Output rectification
• Reverse battery protection
• Freewheeling
• Dc-to-dc systems
• Increased power density systems
PRODUCT SUMMARY
I
F(AV)
2 x 20 A
V
R
100 V
V
F
at 20 A at 125 °C 0.67 V
TO-220AB
Anode
13
2
Base
common
cathode
2
Common
cathode
Anode
RoHS
COMPLIANT
MAJOR RATINGS AND CHARACTERISTICS
SYMBOL CHARACTERISTICS VALUES UNITS
V
RRM
100
V
V
F
20 Apk, T
J
= 125 °C (typical, per leg) 0.63
T
J
Range - 55 to 175 °C
VOLTAGE RATINGS
PARAMETER SYMBOL TEST CONDITIONS 43CTT100 UNITS
Maximum DC reverse voltage V
R
T
J
= 25 °C 100 V
ABSOLUTE MAXIMUM RATINGS
PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS
Maximum average
forward current
per leg
I
F(AV)
50 % duty cycle at T
C
= 160 °C, rectangular waveform
20
A
per device 40
Maximum peak one cycle
non-repetitive surge current per leg
I
FSM
5 µs sine or 3 µs rect. pulse
Following any rated load
condition and with rated
V
RRM
applied
900
10 ms sine or 6 ms rect. pulse 300
Non-repetitive avalanche energy per leg E
AS
T
J
= 25 °C, I
AS
= 1.5 A, L = 60 mH 67.5 mJ
Repetitive avalanche current per leg I
AR
Limited by frequency of operation and time pulse duration so
that T
J
< T
J
max. I
AS
at T
J
max. as a function of time pulse
See fig. 8
I
AS
at
T
J
max.
A
www.vishay.com For technical questions, contact: diodes-tech@vishay.com
Document Number: 94533
2 Revision: 08-Sep-08
43CTT100
Vishay High Power Products
High Performance
Schottky Generation 5.0, 2 x 20 A
Note
(1)
Pulse width < 300 µs, duty cycle < 2 %
ELECTRICAL SPECIFICATIONS
PARAMETER SYMBOL TEST CONDITIONS TYP. MAX. UNITS
Forward voltage drop per leg V
FM
(1)
20 A
T
J
= 25 °C
-0.8
V
40 A - 0.95
20A
T
J
= 125 °C
-0.67
40 A - 0.8
Reverse leakage current per leg I
RM
(1)
T
J
= 25 °C
V
R
= Rated V
R
- 150 µA
T
J
= 125 °C - 6 mA
Junction capacitance per leg C
T
V
R
= 5 V
DC
(test signal range 100 kHz to 1 MHz) 25 °C 850 - pF
Series inductance per leg L
S
Measured lead to lead 5 mm from package body 8.0 - nH
Maximum voltage rate of change dV/dt Rated V
R
- 10 000 V/µs
THERMAL - MECHANICAL SPECIFICATIONS
PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS
Maximum junction and
storage temperature range
T
J
, T
Stg
- 55 to 175 °C
Maximum thermal resistance,
junction to case per leg
R
thJC
DC operation
2
°C/W
Maximum thermal resistance,
junction to case per device
1
Typical thermal resistance,
case to heatsink
R
thCS
Mounting surface, smooth and greased 0.5
Approximate weight
2g
0.07 oz.
Mounting torque
minimum 6 (5)
kgf · cm
(lbf · in)
maximum 12 (10)
Marking device Case style TO-220AB 43CTT100
Document Number: 94533 For technical questions, contact: diodes-tech@vishay.com
www.vishay.com
Revision: 08-Sep-08 3
43CTT100
High Performance
Schottky Generation 5.0, 2 x 20 A
Vishay High Power Products
Fig. 1 - Maximum Forward Voltage Drop Characteristics
Fig. 2 - Typical Values of Reverse Current vs.
Reverse Voltage
Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage
Fig. 4 - Maximum Thermal Impedance Z
thJC
Characteristics
Forward Voltage Drop - V
FM
(V)
Instantaneous Forward Current - I
F
(A)
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6
1
10
100
Tj = 25°C
Tj = 125°C
Tj = 175°C
Reverse Current - I
R
(mA)
Reverse Voltage - V
R
(V)
020406080100
0.0001
0.001
0.01
0.1
1
10
100
75°C
100°C
50°C
125°C
150°C
175°C
25°C
Reverse Voltage - V
R
(V)
Junction Capacitance - C
T
(pF)
0 20 40 60 80 100
100
1000
t1, Rectangular Pulse Duration (Seconds)
Thermal Impedance Z
thJC
(°C/W)
0.01
0.1
1
10
0.00001 0.0001 0.001 0.01 0.1 1 10
Single Pulse
(Thermal Resistance)
D = 0.75
D = 0.50
D = 0.33
D = 0.25
D = 0.20
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