Lead-free Green
SDM20N40A
DUAL SURFACE MOUNT SCHOTTKY BARRIER DIODE
NEW PRODUCT
Features
·
·
·
·
Low Forward Voltage Drop
Common Anode Configuration
Lead Free By Design/RoHS Compliant (Note 3)
"Green" Device (Note 4)
TOP VIEW
A
SOT-23
Dim
A
B
C
Min
0.37
1.20
2.30
0.89
0.45
1.78
2.80
0.013
0.903
0.45
0.085
0°
Max
0.51
1.40
2.50
1.03
0.60
2.05
3.00
0.10
1.10
0.61
0.180
8°
B
C
D
E
G
H
J
K
L
M
a
Mechanical Data
·
·
·
·
·
·
·
·
Case: SOT-23
Case Material: Molded Plastic. "Green" Molding
Compound. UL Flammability Classification Rating 94V-0
Moisture sensitivity: Level 1 per J-STD-020C
Terminal Connections: See Diagram
Terminals: Finish - Matte Tin annealed over Alloy 42
leadframe. Solderable per MIL-STD-202, Method 208
Marking & Type Code Information: See Last Page
Ordering Information: See Last Page
Weight: 0.008 grams (approx.)
E
D
G
H
K
J
D
L
M
TOP VIEW
All Dimensions in mm
Maximum Ratings
@ T
A
= 25°C unless otherwise specified
Characteristic
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Forward Continuous Current, Per Element
Non-Repetitive Peak Forward Surge Current @ t = 8.3ms
Junction Temperature Range
Storage Temperature Range
Symbol
V
RRM
V
RWM
V
R
V
R(RMS)
I
FM
I
FSM
T
j
T
STG
@ T
A
= 25°C unless otherwise specified
Symbol
P
d
R
qJA
Value
200
500
Unit
mW
°C/W
Value
40
28
200
1
-65 to +125
-65 to +150
Unit
V
V
mA
A
°C
°C
Thermal Characteristics
Power Dissipation (Note 1)
Characteristic
Thermal Resistance, Junction to Ambient Air (Note 1)
Electrical Characteristics
Characteristic
Reverse Breakdown Voltage (Note 2)
Forward Voltage (Note 2)
Leakage Current (Note 2)
Total Capacitance
Notes:
@ T
A
= 25°C unless otherwise specified
Symbol
V
(BR)R
V
F
I
R
C
T
Min
40
¾
¾
¾
¾
¾
¾
Typ
¾
¾
¾
¾
¾
¾
23
Max
¾
300
420
550
15
3
50
Unit
V
mV
mA
mA
pF
Test Condition
I
R
= 500mA
I
F
= 10mA
I
F
= 100mA
I
F
= 200mA
V
R
= 30V
V
R
= 30V, T
j
= 100°C
V
R
= 0V, f = 1.0MHz
1. Mounted on FR4 PC Board with recommended pad layout which can be found on our website
at http://www.diodes.com/datasheets/ap02001.pdf.
2. Short duration test pulse used to minimize self-heating effect.
3. No purposefully added lead.
4. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php.
DS30542 Rev. 7 - 2
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SDM20N40A
ã
Diodes Incorporated
I
F
, INSTANTANEOUS FORWARD CURRENT (mA)
I
R
, INSTANTANEOUS REVERSE CURRENT (uA)
1000
10,000
T
A
= 125ºC
NEW PRODUCT
1000
100
T
A
= 75ºC
100
T
A
= 125
°
C
T
A
= 75
°
C
10
1
0.1
T
A
= -65ºC
T
A
= 25ºC
10
T
A
= 25
°
C
1.0
T
A
= -65
°
C
0.01
0.001
0
10
0.1
0
100
200
300
400
500
600
700
V
F
, INSTANTANEOUS FORWARD VOLTAGE (mV)
Fig. 1 Typical Forward Characteristics
20
30
40
50
V
R
, INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 2 Typical Reverse Characteristics, per element
25
C
T
, TOTAL CAPACITANCE (pF)
20
P
d
, POWER DISSIPATION (mW)
200
15
150
10
100
5
50
0
0
5
10
15
20
25
30
35
40
0
0
25
50
75
100
125
150
T
A
, AMBIENT TEMPERATURE (
°
C)
Fig. 4 Power Derating Curve
V
R
, REVERSE VOLTAGE (V)
Fig. 3 Typical Total Capacitance
DS30542 Rev. 7 - 2
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SDM20N40A
Ordering Information
(Note 5)
Packaging
SOT-23
Shipping
3000/Tape & Reel
NEW PRODUCT
Device
SDM20N40A-7
Notes:
5.
For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Marking Information
KLP
KLP = Product Type Marking Code
YM = Date Code Marking
Y = Year ex: P = 2003
M = Month ex: 9 = September
Date Code Key
Year
Code
Month
Code
Jan
1
Feb
2
Mar
3
2003
P
Apr
4
May
5
2004
R
Jun
6
2005
S
Jul
7
Aug
8
2006
T
Sep
9
2007
U
Oct
O
2008
V
Nov
N
2009
W
Dec
D
IMPORTANT NOTICE
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further
notice to any product herein. Diodes Incorporated does not assume any liability arising out of the application or use of any product described herein; neither
does it convey any license under its patent rights, nor the rights of others. The user of products 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 our website, harmless against all damages.
LIFE SUPPORT
Diodes Incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written approval of the
President of Diodes Incorporated.
DS30542 Rev. 7 - 2
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YM
SDM20N40A
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