20TT100
Vishay High Power Products
High Performance
Schottky Generation 5.0, 20 A
FEATURES
•
•
•
•
•
•
•
•
•
•
Base
cathode
2
TO-220AC
3
Anode
1
Cathode
175 °C high performance Schottky diode
Very low forward voltage drop
Extremely low reverse leakage
RoHS
COMPLIANT
Optimized VF vs. IR 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
•
•
•
•
•
•
•
•
PRODUCT SUMMARY
IF(AV)
20 A
VR
100 V
VF at 20 A at 125 °C
0.67 V
High efficiency SMPS
Automotive
High frequency switching
Output rectification
Reverse battery protection
Freewheeling
Dc-to-dc systems
Increased power density systems
MAJOR RATINGS AND CHARACTERISTICS
SYMBOL
CHARACTERISTICS
VALUES
VRRM
UNITS
100
VF
20 Apk, TJ = 125 °C (typical)
TJ
Range
V
0.63
- 55 to 175
°C
20TT100
UNITS
100
V
VOLTAGE RATINGS
PARAMETER
Maximum DC reverse voltage
SYMBOL
VR
TEST CONDITIONS
TJ = 25 °C
ABSOLUTE MAXIMUM RATINGS
PARAMETER
Maximum average forward current
SYMBOL
IF(AV)
TEST CONDITIONS
50 % duty cycle at TC = 160 °C, rectangular waveform
5 µs sine or 3 µs rect. pulse
Following any rated load
condition and with rated
VRRM applied
Maximum peak one cycle
non-repetitive surge current
IFSM
Non-repetitive avalanche energy
EAS
TJ = 25 °C, IAS = 1.5 A, L = 60 mH
IAR
Limited by frequency of operation and time pulse duration so
that TJ < TJ max. IAS at TJ max. as a function of time pulse
See fig. 8
Repetitive avalanche current
Document Number: 94531
Revision: 05-Sep-08
10 ms sine or 6 ms rect. pulse
For technical questions, contact: diodes-tech@vishay.com
VALUES
UNITS
20
900
A
300
67.5
mJ
IAS at
TJ max.
A
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20TT100
Vishay High Power Products
High Performance
Schottky Generation 5.0, 20 A
ELECTRICAL SPECIFICATIONS
PARAMETER
SYMBOL
TEST CONDITIONS
20 A
VFM (1)
Forward voltage drop
TJ = 25 °C
40 A
20 A
TJ = 125 °C
40 A
IRM (1)
Reverse leakage current
Junction capacitance
CT
Series inductance
LS
Maximum voltage rate of change
dV/dt
TJ = 25 °C
VR = Rated VR
TJ = 125 °C
TYP.
MAX.
-
0.8
-
0.95
-
0.67
UNITS
V
-
0.8
-
150
µA
-
6
mA
VR = 5 VDC (test signal range 100 kHz to 1 MHz) 25 °C
850
-
pF
Measured lead to lead 5 mm from package body
8.0
-
nH
-
10 000
V/µs
Rated VR
Note
(1) Pulse width < 300 µs, duty cycle < 2 %
THERMAL - MECHANICAL SPECIFICATIONS
PARAMETER
SYMBOL
Maximum junction and
storage temperature range
TEST CONDITIONS
TJ, TStg
Maximum thermal resistance,
junction to case
RthJC
DC operation
Typical thermal resistance,
case to heatsink
RthCS
Mounting surface, smooth and greased
Marking device
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2
UNITS
- 55 to 175
°C
2
°C/W
0.5
2
Approximate weight
Mounting torque
VALUES
g
0.07
oz.
minimum
6 (5)
kgf · cm
maximum
12 (10)
(lbf · in)
Case style TO-220AC
For technical questions, contact: diodes-tech@vishay.com
20TT100
Document Number: 94531
Revision: 05-Sep-08
20TT100
High Performance
Vishay High Power Products
Schottky Generation 5.0, 20 A
100
100
Reverse Current - IR (mA)
175°C
150°C
125°C
1
100°C
75°C
0.1
50°C
0.01
25°C
0.001
0.0001
0
20
40
60
80
100
Reverse Voltage - VR (V)
10
Fig. 2 - Typical Values of Reverse Current vs.
Reverse Voltage
1000
Tj = 125°C
Junction Capacitance - CT (pF)
Instantaneous Forward Current - IF (A)
Tj = 175°C
10
Tj = 25°C
1
100
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0
20
Forward Voltage Drop - VFM (V)
40
60
80
100
Reverse Voltage - VR (V)
Fig. 1 - Maximum Forward Voltage Drop Characteristics
Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage
Thermal Impedance ZthJC (°C/W)
10
1
D = 0.75
D = 0.50
D = 0.33
D = 0.25
D = 0.20
0.1
Single Pulse
(Thermal Resistance)
0.01
0.00001
0.0001
0.001
0.01
0.1
1
10
t1, Rectangular Pulse Duration (Seconds)
Fig. 4 - Maximum Thermal Impedance ZthJC Characteristics
Document Number: 94531
Revision: 05-Sep-08
For technical questions, contact: diodes-tech@vishay.com
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3
20TT100
Vishay High Power Products
High Performance
Schottky Generation 5.0, 20 A
20
160
Average Power Loss - (Watts)
Allowable Case Temperature (°C)
180
DC
140
Square wave (D=0.50)
80% rated Vr applied
120
180°
120°
90°
60°
30°
15
RMS Limit
10
DC
5
see note (1)
0
100
0
5
10
15
20
25
0
30
5
10
15
20
25
30
Average Forward Current - IF(AV) (A)
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current
Fig. 6 - Forward Power Loss Characteristics
Non-Repetitive Surge Current - IFSM (A)
Average Forward Current - IF(AV)(A)
1000
100
10
100
1000
10000
Square Wave Pulse Duration - tp (microsec)
Fig. 7 - Maximum Non-Repetitive Surge Current
Note
Formula used: TC = TJ - (Pd + PdREV) x RthJC;
Pd = Forward power loss = IF(AV) x VFM at (IF(AV)/D) (see fig. 6);
PdREV = Inverse power loss = VR1 x IR (1 - D); IR at VR1 = 80 % rated VR
(1)
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For technical questions, contact: diodes-tech@vishay.com
Document Number: 94531
Revision: 05-Sep-08
20TT100
High Performance
Vishay High Power Products
Schottky Generation 5.0, 20 A
Avalanche Current (A)
100
Tj = 25°C
10
Tj = 125°C
1
Tj = 175°C
0.1
1
10
100
Rectangular Pulse Duration ( μsec)
Fig. 8 - Reverse Bias Safe Operating Area (Avalanche Current vs. Rectangular Pulse Duration)
Avalanche Energy (mJ)
100
Tj = 25°C
10
Tj = 125°C
Tj = 175°C
1
1
10
100
Rectangular Pulse Duration ( μsec)
Fig. 9 - Reverse Bias Safe Operating Area (Avalanche Energy vs. Rectangular Pulse Duration)
Document Number: 94531
Revision: 05-Sep-08
For technical questions, contact: diodes-tech@vishay.com
www.vishay.com
5
20TT100
Vishay High Power Products
High Performance
Schottky Generation 5.0, 20 A
ORDERING INFORMATION TABLE
Device code
20
T
T
100
1
2
3
4
1
-
Current rating (20 A)
2
-
Package:
3
-
T = Trench
4
-
Voltage code (100 V)
T = TO-220
Tube standard pack quantity: 50 pieces
LINKS TO RELATED DOCUMENTS
Dimensions
http://www.vishay.com/doc?95221
Part marking information
http://www.vishay.com/doc?95224
SPICE model
http://www.vishay.com/doc?95228
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For technical questions, contact: diodes-tech@vishay.com
Document Number: 94531
Revision: 05-Sep-08
Outline Dimensions
Vishay Semiconductors
TO-220AC
DIMENSIONS in millimeters and inches
(6)
B
Seating
plane
A
E
A
ØP
0.014 M B A M
E2 (7)
Q
3
D
D
L1
E
A1
C
Thermal pad
C
H1
D2
Detail B
(6)
2 x b2
2xb
Detail B
θ
D1
1
2
A
(6)
H1
(7)
(6) D
1
2 3
Lead tip
L3
C
E1
(6)
Lead assignments
Diodes
1 + 2 - Cathode
3 - Anode
L4
L
c
e1
A
Conforms to JEDEC outline TO-220AC
View A - A
A2
0.015 M B A M
SYMBOL
MILLIMETERS
INCHES
NOTES
SYMBOL
MIN.
MAX.
MIN.
MAX.
A
4.25
4.65
0.167
0.183
E1
A1
1.14
1.40
0.045
0.055
A2
2.56
2.92
0.101
0.115
b
0.69
1.01
0.027
0.040
b1
0.38
0.97
0.015
0.038
b2
1.20
1.73
0.047
0.068
b3
1.14
1.73
0.045
0.068
MILLIMETERS
INCHES
MAX.
MIN.
MAX.
6.86
8.89
0.270
0.350
6
E2
-
0.76
-
0.030
7
e
2.41
2.67
0.095
0.105
e1
4.88
5.28
0.192
0.208
4
H1
6.09
6.48
0.240
0.255
L
13.52
14.02
0.532
0.552
4
L1
3.32
3.82
0.131
0.150
c
0.36
0.61
0.014
0.024
L3
1.78
2.13
0.070
0.084
c1
0.36
0.56
0.014
0.022
4
L4
0.76
1.27
0.030
0.050
D
14.85
15.25
0.585
0.600
3
ØP
3.54
3.73
0.139
0.147
Q
2.60
3.00
0.102
0.118
D1
8.38
9.02
0.330
0.355
D2
11.68
12.88
0.460
0.507
6
E
10.11
10.51
0.398
0.414
3, 6
NOTES
MIN.
90° to 93°
6, 7
2
2
90° to 93°
Notes
(1) Dimensioning and tolerancing as per ASME Y14.5M-1994
(2) Lead dimension and finish uncontrolled in L1
(3) Dimension D, D1 and E do not include mold flash. Mold flash shall not exceed 0.127 mm (0.005") per side. These dimensions are measured
at the outermost extremes of the plastic body
(4) Dimension b1, b3 and c1 apply to base metal only
(5) Controlling dimension: inches
(6) Thermal pad contour optional within dimensions E, H1, D2 and E1
(7) Dimension E2 x H1 define a zone where stamping and singulation irregularities are allowed
(8) Outline conforms to JEDEC TO-220, D2 (minimum) where dimensions are derived from the actual package outline
Document Number: 95221
Revision: 07-Mar-11
For technical questions within your region, please contact one of the following:
DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
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1
Legal Disclaimer Notice
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Vishay
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively,
“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other
disclosure relating to any product.
Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or
the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all
liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special,
consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular
purpose, non-infringement and merchantability.
Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of typical
requirements that are often placed on Vishay products in generic applications. Such statements are not binding statements
about the suitability of products for a particular application. It is the customer’s responsibility to validate that a particular
product with the properties described in the product specification is suitable for use in a particular application. Parameters
provided in datasheets and/or specifications may vary in different applications and performance may vary over time. All
operating parameters, including typical parameters, must be validated for each customer application by the customer’s
technical experts. Product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase,
including but not limited to the warranty expressed therein.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
applications or for any other application in which the failure of the Vishay product could result in personal injury or death.
Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk. Please
contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by
any conduct of Vishay. Product names and markings noted herein may be trademarks of their respective owners.
Material Category Policy
Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as RoHS-Compliant fulfill the
definitions and restrictions defined under Directive 2011/65/EU of The European Parliament and of the Council
of June 8, 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment
(EEE) - recast, unless otherwise specified as non-compliant.
Please note that some Vishay documentation may still make reference to RoHS Directive 2002/95/EC. We confirm that
all the products identified as being compliant to Directive 2002/95/EC conform to Directive 2011/65/EU.
Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as Halogen-Free follow Halogen-Free
requirements as per JEDEC JS709A standards. Please note that some Vishay documentation may still make reference
to the IEC 61249-2-21 definition. We confirm that all the products identified as being compliant to IEC 61249-2-21
conform to JEDEC JS709A standards.
Revision: 02-Oct-12
1
Document Number: 91000
