Green
SDT20A120CT/ SDT20A120CTFP
20A
TRENCH SCHOTTKY RECTIFIER
Product Summary
(Per Leg)
V
RRM
(V)
120
I
O
(A)
10
V
F
Max (V)
@ +25°
C
0.79
I
R
Max (µA)
@ +25°
C
100
Features
Low Forward Voltage Drop
Low Power Loss
Excellent High Temperature Stability
Soft, Fast Switching Capability
Lead-Free Finish; RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
NEW PRODUCT
Description and Applications
The Trench Schottky provides very low V
F
and extremely excellent
reverse leakage stability at high temperatures. It is ideal for use as a
rectifier, freewheel diode or blocking diode in:
DC-DC Converters
AC-DC Adaptors
Mechanical Data
Case: TO220AB (Generic), ITO220AB (Type HE)
Case Material: Molded Plastic, UL Flammability Classification
Rating 94V-0
Terminals: Matte Tin Finish Annealed over Copper Leadframe.
Solderable per MIL-STD-202, Method 208
Weight: TO220AB (Generic) -1.85 grams (Approximate)
ITO220AB (Type HE) - 1.69 grams (Approximate)
TO220AB (Generic)
Top View
TO220AB (Generic)
Bottom View
ITO220AB (Type HE)
Top View
ITO220AB (Type HE)
Bottom View
Package Pin Out
Configuration
Ordering Information
(Note 4)
Part Number
SDT20A120CT
SDT20A120CTFP
Notes:
Case
TO220AB (Generic)
ITO220AB (Type HE)
Packaging
50 Pieces/Tube
50 Pieces/Tube
1. EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. All applicable RoHS exemptions applied.
2. See http://www.diodes.com/quality/lead_free.html for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green"
and Lead-free.
3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and
<1000ppm antimony compounds.
4. For packaging details, go to our website at https://www.diodes.com/design/support/packaging/diodes-packaging/.
Marking Information
TO220AB (Generic)
= Manufacturer’s Marking
SDT20A120CT = Product Type Marking Code
AB = Foundry and Assembly Code
YYWW = Date Code Marking
YY = Last Two Digits of Year (ex: 17 = 2017)
WW = Week (01 to 53)
ITO220AB (Type HE)
= Manufacturer’s Marking
SDT20A120CTFP = Product Type Marking Code
AB = Foundry and Assembly Code
YYWW = Date Code Marking
YY = Last Two Digits of Year (ex: 17 = 2017)
WW = Week (01 to 53)
SBR
SDT
SBR
SDT
SDT
20A120CT
20A100CT
YYWW AB
20A120CTFP
20A100CT
YYWW AB
SDT20A120CT/ SDT20A120CTFP
Document number: DS39111 Rev. 4 - 2
1 of 5
www.diodes.com
July 2017
© Diodes Incorporated
SDT20A120CT/ SDT20A120CTFP
Maximum Ratings
(Per Leg) (@T
A
= +25° unless otherwise specified.)
C,
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
Average Rectified Output Current per Device
(Per Leg)
(Total)
Non-Repetitive Peak Forward Surge Current 8.3ms
Single Half Sine-Wave Superimposed on Rated Load
Symbol
V
RRM
V
RWM
V
RM
I
O
I
FSM
Value
120
10
20
150
Unit
V
A
A
NEW PRODUCT
Thermal Characteristics
(Per Leg)
Characteristic
Typical Thermal Resistance (Note 5)
Package = TO220AB (Generic)
Package = ITO220AB(Type HE)
Operating and Storage Temperature Range
Symbol
R
θJC
T
J
, T
STG
Value
2
4
-55 to +150
Unit
°
C/W
°
C
Electrical Characteristics
(Per Leg) (@T
A
= +25° unless otherwise specified.)
C,
Characteristic
Forward Voltage Drop
Leakage Current (Note 6)
Notes:
Symbol
V
F
I
R
Min
—
—
—
—
—
Typ
0.58
0.73
0.62
4
3
Max
—
0.79
0.67
100
20
Unit
V
µA
mA
Test Condition
I
F
= 5A, T
J
= +25°
C
I
F
= 10A, T
J
= +25°
C
I
F
= 10A, T
J
= +125°
C
V
R
= 120V, T
J
= +25°
C
V
R
= 120V, T
J
= +125°
C
5. With 50mm*50mm*23mm Al heatsink.
6. Short duration pulse test used to minimize self-heating effect.
SDT20A120CT/ SDT20A120CTFP
Document number: DS39111 Rev. 4 - 2
2 of 5
www.diodes.com
July 2017
© Diodes Incorporated
SDT20A120CT/ SDT20A120CTFP
I
F
, INSTANTANEOUS FORWARD CURRENT (A)
18
16
P
D
, POWER DISSIPATION (W)
100
14
12
10
8
6
4
2
00
10
Note 5
T
A
= 150°
C
T
A
= 125°
C
T
A
= 25°
C
1
T
A
= 85°
C
T
A
= -55°
C
0.1
NEW PRODUCT
0.01
5
10
15
20
25
I
F(AV)
AVERAGE FORWARD CURRENT (A)
Figure 1 Forward Power Dissipation
T
A
= 150°
C
T
A
= 125°
C
0.001
0
200
400
600
800
1000
1200
V
F
, INSTANTANEOUS FORWARD VOLTAGE (mV)
Figure 2 Typical Reverse Characteristics
I
O
, AVERAGE RECTIFIED OUTPUT CURRENT
(A)
15.00
Note 5
10000
12.50
I
R
, LEAKAGE CURRENT (µA)
1000
10.00
TO220AB(Generic)
ITO220AB (Type HE)
5.00
T
A
= 85°
C
100
7.50
10
1
T
A
= 25°
C
2.50
0.00
0.1
0
40
60
80
100
V
R
, REVERSE VOLTAGE (V)
Figure 3 Typical Reverse Characteristics
20
120
25
50
75
100
125
T
C
, CASE TEMPERATURE (℃)
Figure 4. DC Forward Current Derating
150
10000
f = 1MHz
C
T
, TOTAL CAPACITANCE (pF)
1000
100 0
10
15
20
25
30
35
40
V
R
, DC REVERSE VOLTAGE (V)
Figure 5 Total Capacitance vs. Reverse Voltage
5
SDT20A120CT/ SDT20A120CTFP
Document number: DS39111 Rev. 4 - 2
3 of 5
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July 2017
© Diodes Incorporated
SDT20A120CT/ SDT20A120CTFP
Package Outline Dimensions
Please see http://www.diodes.com/package-outlines.html for the latest version.
(1)
Package Type: TO220AB (Generic)
E
E/2
Q
A
A1
Ø P
H1
D2
D
NEW PRODUCT
D1
L2
E1
L1
b2
A2
L
e
b
c
e1
TO220AB (Generic)
Dim Min Max Typ
A
3.56 4.82
-
A1
0.51 1.39
-
A2
2.04 2.92
-
b
0.39 1.01 0.81
b2
1.15 1.77 1.24
c
0.356 0.61
-
D
14.22 16.51
-
D1
8.39 9.01
-
D2
11.45 12.87
-
e
-
-
2.54
e1
-
-
5.08
E
9.66 10.66
-
E1
6.86 8.89
-
H1
5.85 6.85
-
L
12.70 14.73
-
L1
-
4.42
-
L2
15.80 17.51 16.00
P
3.54 4.08
-
Q
2.54 3.42
-
All Dimensions in mm
Option A
(Top View)
Option B
(Top View)
Option A
(Bottom View)
Option B
(Bottom View)
(2)
Package Type: ITO220AB (Type HE)
E
A
P
A1
Q
H1
A4
D
P3
b1
b1a
L1
A2
L
b
ITO220AB (Type HE)
Dim
Min Max Typ
A
4.50 4.90 4.70
A1
2.34 2.74 2.54
A2
2.56 2.96 2.76
A4
0.30 0.60 0.45
b
0.70 0.95 0.80
b1
1.18 1.43 1.28
b1a
1.25 1.55 1.35
c
0.45 0.60 0.50
D
15.57 16.17 15.87
e
2.54 BSC
E
9.96 10.36 10.16
H1
6.70 REF
L
12.68 13.28 12.98
L1
3.03 3.43 3.23
Q
3.15 3.45 3.30
ØP
3.03 3.38 3.18
ØP3
3.15 3.65 3.45
All Dimensions in mm
e
c
SDT20A120CT/ SDT20A120CTFP
Document number: DS39111 Rev. 4 - 2
4 of 5
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July 2017
© Diodes Incorporated
SDT20A120CT/ SDT20A120CTFP
IMPORTANT NOTICE
DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
(AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION).
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes
without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of the
application or use of this document or any product described herein; neither does Diodes Incorporated convey any license under its patent or
trademark rights, nor the rights of others. Any Customer or user of this document or products described herein in such applications shall assume
all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on Diodes Incorporated
website, harmless against all damages.
NEW PRODUCT
Diodes Incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel.
Should Customers purchase or use Diodes Incorporated products for any unintended or unauthorized application, Customers shall indemnify and
hold Diodes Incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or
indirectly, any claim of personal injury or death associated with such unintended or unauthorized application.
Products described herein may be covered by one or more United States, international or foreign patents pending. Product names and markings
noted herein may also be covered by one or more United States, international or foreign trademarks.
This document is written in English but may be translated into multiple languages for reference. Only the English version of this document is the
final and determinative format released by Diodes Incorporated.
LIFE SUPPORT
Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express
written approval of the Chief Executive Officer of Diodes Incorporated. As used herein:
A. Life support devices or systems are devices or systems which:
1. are intended to implant into the body, or
2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the
labeling can be reasonably expected to result in significant injury to the user.
B. A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the
failure of the life support device or to affect its safety or effectiveness.
Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and
acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any
use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related
information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporated and its
representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems.
Copyright © 2017, Diodes Incorporated
www.diodes.com
SDT20A120CT/ SDT20A120CTFP
Document number: DS39111 Rev. 4 - 2
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July 2017
© Diodes Incorporated
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