Page 1
Features
• Glass Passivated Die Construction
• Low Forward Voltage Drop and High Current Capability
• Surge Overload Rating to 50A Peak
• Ideally Suited for Automated Assembly
• Lead Free Finish/RoHS Compliant (Note 1)
• Green Molding Compound (No Halogen and Antimony)
(Note 2)
Top View Bottom View
Green
S2A/A - S2M/A
1.5A SURFACE MOUNT GLASS PASSIVATED RECTIFIER
Mechanical Data
• Case: SMA/SMB
• Case Material: Molded Plastic. UL Flammability Classification
Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020
• Terminals: Lead Free Plating (Matte Tin Finish). Solderable per
MIL-STD-202, Method 208
• Polarity: Cathode Band or Cathode Notch
• Weight: SMA 0.064 grams (approximate)
SMB 0.093 grams (approximate)
Ordering Information (Note 3)
Part Number Case Packaging
S2xA-13-F SMA 5000/Tape & Reel
S2x-13-F SMB 3000/Tape & Reel
*x = Device type, e.g. S2AA-13-F (SMA package); S2A-13-F (SMB package).
Notes: 1. EU Directive 2002/95/EC (RoHS). All applicable RoHS exemptions applied, see EU Directive 2002/95/EC Annex Notes.
2. Product manufactured with Data Code 0924 (week 24, 2009) and newer are built with Green Molding Compound.
3. For packaging details, go to our website at http://www.diodes.com.
Marking Information
S2A/A - S2M/A
Document number: DS16004 Rev. 14 - 2
YWW
xxx(x)
xxx = Product type marking code, ex: S2A (SMB package)
xxxx = Product type marking code, ex: S2AA (SMA package)
= Manufacturers’ code marking
YWW = Date code marking
Y = Last digit of year (ex: 2 for 2002)
WW = Week code (01 to 53)
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September 2010
© Diodes Incorporated
Page 2
)
(AV)
θ
R
G
O
R
R
CUR
RENT
NST
N
TAN
O
U
O
RWARD CUR
R
N
T
Maximum Ratings @T
= 25°C unless otherwise specified
A
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitance load, derate current by 20%.
Characteristic Symbol
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Average Rectified Output Current @ TT = 100°C I
Non-Repetitive Peak Forward Surge Current 8.3ms
Single Half Sine-Wave Superimposed on Rated Load
Thermal Characteristics
Characteristic Symbol Value Unit
Typical Thermal Resistance, Junction to Terminal (Note 4)
Operating and Storage Temperature Range
V
RRM
V
RWM
VR
V
R(RMS
I
FSM
R
T
J, TSTG
S2A/A - S2M/A
S2
A/AA
50 100 200 400 600 800 1000 V
35 70 140 280 420 560 700 V
JT
S2
B/BA
S2
D/DA
S2
G/GA
S2
J/JA
S2
K/KA
1.5 A
50 A
20 °C/W
-65 to +150 °C
M/MA
S2
Unit
Electrical Characteristics @T
= 25°C unless otherwise specified
A
Characteristic Symbol Value Unit
Forward Voltage @ IF = 1.5A VFM
Peak Reverse Current @TA = 25°C
at Rated DC Blocking Voltage @T
= 125°C
A
Typical Total Capacitance (Note 5)
Notes: 4. Thermal Resistance Junction to Terminal, unit mounted on PC board with 5.0 mm2 (0.013 mm thick) copper pads as heat sink.
5. Measured at 1.0 MHz and applied reverse voltage of 4.0V DC.
1.5
I
RM
C
T
10
1.15 V
5.0
125
µA
20 pF
(A)
(A)
E
1.2
1.0
D
0.9
WA
0.6
E F
A
0.3
AV
I, AVE
0
20 40 60 80 100 120 140 160
T , TERMINAL TEMPERATURE (ºC)
T
Fig. 1 Forward Current Derating Curve
S F
E
0.1
A
F
I, I
0.01
I Pulse Width = 300 S
F
0.5 0.7 0.9 1.1 1.3 1.5
V , INSTANTANEOUS FOR WARD VOLT AG E (V)
F
Fig. 2 Typical Forwar d C haracteristics
T = 25°C
j
μ
S2A/A - S2M/A
Document number: DS16004 Rev. 14 - 2
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September 2010
© Diodes Incorporated
Page 3
P
FORWAR
URGE CUR
RENT
60
(A)
50
40
30
D S
20
EAK
10
FSM
I,
0
110100
NUMBER OF CYCLES AT 60 Hz
Fig. 3 Forward Surge Current Derating Curve
Package Outline Dimensions
Single Half-Sine-Wave
S2A/A - S2M/A
1,000
100
T = 125°C
j
10
1.0
T = 25°C
j
0.1
0.01
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
0 20 40 60 80 100 120 140
Fig. 4 Typical Reverse Characteristics
A
J
B
C
D
H
G
All Dimensions in mm
SMA
Dim Min Max
A 2.29 2.92
B 4.00 4.60
C 1.27 1.63
D 0.15 0.31
E 4.80 5.59
G 0.05 0.20
H 0.76 1.52
J 2.01 2.30
SMB
Dim Min Max
A 3.30 3.94
B 4.06 4.57
C 1.96 2.21
D 0.15 0.31
E 5.00 5.59
G 0.05 0.20
H 0.76 1.52
J 2.00 2.50
All Dimensions in mm
E
Suggested Pad Layout
S2A/A - S2M/A
Document number: DS16004 Rev. 14 - 2
SMA
Dimensions
Z 6.5
G 1.5
X 1.7
Y 2.5
C 4.0
www.diodes.com
Value (in mm)
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SMB
Dimensions
Z 6.7
G 1.8
X 2.3
Y 2.5
C 4.3
Value (in mm)
September 2010
© Diodes Incorporated
Page 4
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.
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 unauthorize d 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.
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 © 2010, Diodes Incorporated
www.diodes.com
S2A/A - S2M/A
S2A/A - S2M/A
Document number: DS16004 Rev. 14 - 2
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