Owner manual
SDM40E20L /S /C /
A
0.1
1
10
0.01
0.001
0
1.0
0.6 0.80.40.2
I, I
N
S
T
A
N
T
A
N
E
O
U
S
F
O
R
WA
R
D
C
U
R
R
E
N
T
(A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 1 Typical Forward Characteristics, Per Element
F
0.001
0.1
0.01
100
1000
10,000
0
V , INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 2 Typical Reverse Characteristics, Per Element
R
10
20
10
1
I , INSTANTANEOUS REVERSE CURRENT (µA)
R
SDM40E20L /S /C /A
Document number: DS30298 Rev. 11 - 2
2 of 3
www.diodes.com
June 2008
© Diodes Incorporated
0
60
40
20
0
10
155
20
C
,
T
O
T
AL
C
A
P
A
C
I
T
AN
C
E (p
F
)
T
V , DC REVERSE VOLTAGE (V)
Fig. 3 Total Capacitance vs. Reverse Voltage, Per Element
R
f = 1.0MHz
0
0.10
0.20
050100
I, AVE
150
R
A
G
E
F
O
R
WA
R
D
C
U
R
R
EN
T
(A)
F(AV)
T , AMBIENT TEMPERATURE ( C)
Fig. 4 Forward Current Derating Curve, Per Element
A
°
0.30
0.40
25 75 125
Ordering Information (Note 7)
Part Number Case Packaging
SDM40E20LS-7-F SOT-23 3000/Tape & Reel
SDM40E20LC-7 SOT-23 3000/Tape & Reel
SDM40E20LA-7 SOT-23 3000/Tape & Reel
Notes: 7. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Marking Information
KSW
YM
KSW = SDM40E20LS Product
Type Marking Code
YM = Date Code Marking
Y = Year ex: T = 2006
M = Month ex: 9 = September
KWS = SDM40E20LC Product
Type Marking Code
YM = Date Code Marking
Y =Year ex: T = 2006
M = Month ex: 9 = September
KWA = SDM40E20LA Product
Type Marking Code
YM = Date Code Marking
KWA
YM
KWS
YM
Y =Year ex: T = 2006
M = Month ex: 9 = September
Date Code Key
Year 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015
Code S T U V W X Y Z A B C
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