SD103AW - SD103C
W
SCHOTTKY BARRIER DIODE
Features
• Low Forward Voltage Drop
• Guard Ring Construction for Transient Protection
• Lead, Halogen and Antimony Free, RoHS Compliant "Green"
Device (Notes 3 and 4)
Mechanical Data
• Case: SOD-123
• Case Material: Molded Plastic. UL Flammability Classification
Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020D
• Leads: Solderable per MIL-STD-202, Method 208
• Lead Free Plating (Matte Tin Finish annealed over Alloy 42
leadframe)
• Polarity: Cathode Band
• Marking Information: See Page 3
• Ordering Information: See Page 2
• Weight: 0.01 grams (approximate)
Top View
Maximum Ratings @TA = 25°C unless otherwise specified
Characteristic Symbol SD103AW SD103BW SD103CW Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR 40 30 20 V
RMS Reverse Voltage VR(RMS) 28 21 14 V
Forward Continuous Current (Note 1) IFM 350 mA
Non-Repetitive Peak Forward Surge Current @ t ≤ 1.0s IFSM 1.5 A
Thermal Characteristics
Characteristic Symbol Value Unit
Power Dissipation (Note 1) PD 400 mW
Thermal Resistance, Junction to Ambient Air (Note 1) RθJA 300 °C/W
Operating and Storage Temperature Range TJ, TSTG -65 to +125 °C
Electrical Characteristics @TA = 25°C unless otherwise specified
Characteristic Symbol Min Typ Max Unit Test Condition
Reverse Breakdown Voltage (Note 2) SD103AW
SD103BW
SD103CW V(BR)R 40
30
20 ⎯ ⎯ V IR = 100μA
Forward Voltage Drop VFM ⎯ ⎯ 0.37
0.60 V IF = 20mA
IF = 200mA
Peak Reverse Current (Note 2) SD103AW
SD103BW
SD103CW IRM ⎯ ⎯ 5.0 μA VR = 30V
VR = 20V
VR = 10V
Total Capacitance CT ⎯ 28 ⎯ pF VR = 0V, f = 1.0MHz
Reverse Recovery Time trr ⎯ 10 ⎯ ns IF = IR = 200mA,
Irr = 0.1 x IR, RL = 100Ω
Notes: 1. Part mounted on FR-4 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. Halogen and Antimony Free.
4. Product manufactured with Data Code V9 (week 33, 2008) and newer are built with Green Molding Compound. Product manufactured prior to Date Code
V9 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.
SD103AW - SD103CW
Document number: DS11013 Rev. 24 - 2 1 of 3
www.diodes.com July 2008
© Diodes Incorporated
SD103AW - SD103C
W
0.01
0.1
1
0.001
0.0001 0800
600400
200 1,000
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 FORW ARD VOLT AGE (mV)
Fig. 1 Typical For w ar d Ch ar acter istics
F
T = 25C
A
°
T = 75C
A
°
T = 125C
A
°
T = 0C
A
°
T = -40C
A
°
0.01
0.1
1
10
100
1,000
025 7550
PERCENT OF RATED PEAK REVERSE VOL TAGE (%)
Fig. 2 Typical Reverse Characteristics
100
0
10
5
15
25
20
30
025 50 75 100
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
Fig. 3 Total Capacitance vs. Reverse Voltage
f = 1.0MHz
C
,
T
O
T
AL
C
A
P
A
C
I
T
A
N
C
E (
p
F
)
T
0
100
200
500
025
50 75 125 150
P
,
P
O
WE
R
DISSI
P
A
T
I
O
N (mW)
D
T , AMBIENT TEMPERA TURE (°C)
Fig. 4 Power Derating Curve
A
100
300
400
Note 1
Ordering Information (Note 5)
Part Number Case Packaging
SD103AW-7-F SOD-123 3000/Tape and Reel
SD103BW-7-F SOD-123 3000/Tape and Reel
SD103CW-7-F SOD-123 3000/Tape and Reel
SD103CW-13-F SOD-123 10,000/Tape and Reel
Notes: 5. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
SD103AW - SD103CW
Document number: DS11013 Rev. 24 - 2 2 of 3
www.diodes.com July 2008
© Diodes Incorporated
SD103AW - SD103C
W
Marking Information
xx = Product Type Marking Code
S4 = SD103AW
S5 or S4 = SD103BW
S6 or S5 or S4 = SD103CW
YM = Date Code Marking
Y = Year (ex: T = 2006)
M = Month (ex: 9 = September)
XX
YM
Date Code Key
Year 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015
Code J K L M N P R 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
Package Outline Dimensions
SD103AW - SD103CW
Document number: DS11013 Rev. 24 - 2 3 of 3
www.diodes.com July 2008
© Diodes Incorporated
Suggested Pad Layout
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 an y 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.
K
L
M
C
H
BA
SOD-123
Dim Min Max
A 0.55 Typ
B 1.40 1.70
C 3.55 3.85
H 2.55 2.85
J 0.00 0.10
K 1.00 1.35
L 0.25 0.40
M 0.10 0.15
α 0 8°
All Dimensions in mm
Z
X
C
G
Y
Dimensions Value (in mm)
Z 4.9
G 2.5
X 0.7
Y 1.2
C 3.7
