Diodes SDM20E40C User Manual
Features
• Low Forward Voltage Drop
• Common Cathode Configuration
• Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
• Halogen and Antimony Free. “Green” Device (Notes 3 & 4)
SC59
Top View
SDM20E40C
DUAL SURFACE MOUNT SCHOTTKY BARRIER DIODE
Mechanical Data
• Case: SC59
• Case Material: Molded Plastic, "Green" Molding Compound,
Note 5. UL Flammability Classification Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020
• Terminals: Matte Tin Finish annealed over Copper leadframe
(Lead Free Plating). Solderable per MIL-STD-202, Method 208
• Polarity: See Diagram
• Weight: 0.008 grams (approximate)
Device Schematic
Ordering Information (Note 5)
Part Number Case Packaging
SDM20E40C-7-F SC59 3000/Tape & Reel
Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.
2. See http://www.diodes.com 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. Product manufactured with Date Code 0627 (week 27, 2006) and newer are built with Green Molding Compound. Product manufactured prior to
Date Code 0627 are built with Non-Green Molding Compound and may contain Halogens or Sb
5. For Packaging Details, go to our website at http://www.diodes.com.
Fire Retardants.
2O3
Marking Information
Date Code Key
Year 2002 2003 2004 … 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017
Code N P R … V W X Y Z A B C D E
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Code 1 2 3 4 5 6 7 8 9 O N D
KSS
YM
SDM20E40C
Document number: DS30276 Rev. 9 - 2
KSS = Product Type Marking Code
YM = Date Code Marking
Y =Year (ex: N = 2002)
M = Month (ex: 9 = September)
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)
(BR)
TANT
O
US F
O
R
R
CUR
RENT
TANT
O
US R
R
CUR
R
T
Maximum Ratings @T
= 25°C unless otherwise specified
A
Characteristic Symbol Value Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Forward Continuous Current (Note 6)
Non-Repetitive Peak Forward Surge Current @ t = 8.3ms
Repetitive peak Forward Current
Thermal Characteristics
Characteristic Symbol Value Unit
Power Dissipation (Note 6)
Operating Temperature Range
Junction Temperature Range
Storage Temperature Range
V
V
V
R(RMS
I
I
T
T
RRM
RWM
V
R
I
FM
FSM
FRM
P
D
OP
T
J
STG
SDM20E40C
40 V
28 V
0.4 A
2 A
500 mA
400 mW
-30 to +85
-30 to +125
°C
°C
-40 to +125 °C
Electrical Characteristics @T
= 25°C unless otherwise specified
A
Characteristic Symbol Min Typ Max Unit Test Condition
Reverse Breakdown Voltage (Note 7)
Forward Voltage
Leakage Current (Note 7)
Total Capacitance
Notes: 6. Mounted on FR4 PC Board with recommended pad layout which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf.
7. Short duration pulse test used to minimize self-heating effect.
V
V
F
I
R
C
T
1,000
(mA)
40
R
⎯
⎯
⎯ ⎯
⎯
⎯
⎯ ⎯
⎯ ⎯
10,000
(uA)
EN
1,000
300
500
70
100 pF
V
IR = 500μA
= 10mA
I
F
mV
I
= 200mA
F
μA
V
R
= 25V
VR = 0V, f = 1.0MHz
T = 125ºC
A
100
D
WA
10
SE
EVE
100
T = 75ºC
A
10
T = 25ºC
A
ANE
1.0
ANE
1
T = 0ºC
A
R
F
I , INS
0.1
0
100 200 300 400 500 600 700
V , INSTANTANEOUS FORWARD VOL TAGE (mV)
R
Fig. 1 Typical Forward Characteristics
0.1
I, INS
01020
V , INSTANTANEOUS REVERSE VOLTAGE (V)
R
Fig. 2 Typical Reverse Characteristics
30
40
SDM20E40C
Document number: DS30276 Rev. 9 - 2
2 of 4
www.diodes.com
May 2012
© Diodes Incorporated
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