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 3)
SMA
Min
2.29
4.00
1.27
0.15
4.80
0.10
0.76
2.01
Max
2.92
4.60
1.63
0.31
5.59
0.20
1.52
2.62
SMB
Min
3.30
4.06
1.96
0.15
5.00
0.10
0.76
2.00
Max
3.94
4.57
2.21
0.31
5.59
0.20
1.52
2.62
B
Dim
A
Mechanical Data
·
·
·
·
·
·
·
·
Case: SMA/SMB
Case Material: Molded Plastic. UL Flammability
Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020C
Terminals: Lead Free Plating (Matte Tin Finish).
Solderable per MIL-STD-202, Method 208
Polarity: Cathode Band or Cathode Notch
Marking: Type Number, See Page 2
Ordering Information: See Page 2
Approx. Weight: SMA 0.064 grams
SMB 0.093 grams
A
B
C
C
D
E
D
J
G
H
J
H
G
E
All Dimensions in mm
A Suffix Designates SMA Package
No Suffix Designates SMB Package
@T
A
= 25°C unless otherwise specified
Maximum Ratings and Electrical Characteristics
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Average Rectified Output Current
@ T
T
= 100°C
Non-Repetitive Peak Forward Surge Current 8.3ms
single half sine-wave superimposed on rated load
(JEDEC Method)
Forward Voltage
Peak Reverse Current
at Rated DC Blocking Voltage
Typical Total Capacitance (Note 1)
Typical Thermal Resistance, Junction to Terminal
(Note 2)
Operating and Storage Temperature Range
Notes:
Symbol
V
RRM
V
RWM
V
R
V
R(RMS)
I
(AV)
I
FSM
V
FM
I
RM
C
T
R
qJT
T
j,
T
STG
S2
A/AA
50
35
S2
B/BA
100
70
S2
D/DA
200
140
S2
G/GA
400
280
1.5
50
1.15
5.0
125
20
20
-65 to +150
S2
J/JA
600
420
S2
K/KA
800
560
S2
M/MA
1000
700
Unit
V
V
A
A
V
µA
pF
°C/W
°C
@ I
F
= 1.5A
@T
A
= 25°C
@T
A
= 125°C
1. Measured at 1.0 MHz and applied reverse voltage of 4.0V DC.
2. Thermal Resistance Junction to Terminal, unit mounted on PC board with 5.0 mm
2
(0.013 mm thick) copper pads as heat sink.
3. RoHS revision 13.2.2003. Glass and High Temperature Solder Exemptions Applied, see
EU Directive Annex Notes 5 and 7.
DS16004 Rev. 10 - 2
1 of 3
www.diodes.com
S2A/A - S2M/A
ã
Diodes Incorporated
Ordering Information
Device*
S2xA-13-F
S2x-13-F
(Note 4)
Packaging
SMA
SMB
Shipping
5000/Tape & Reel
3000/Tape & Reel
* x = Device type, e.g. S2AA-13-F (SMA package); S2A-13-F (SMB package).
Notes:
4. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Marking Information
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 52
1.2
I
F
, INSTANTANEOUS FORWARD CURRENT (A)
1.5
10
I
AV
, AVERAGE FORWARD CURRENT (A)
1.0
0.9
0.6
0.1
0.3
Resistive or
inductive load
T
j
= 25°C
0
0.01
0.5
0.7
0.9
1.1
1.3
1.5
20
40
60
80
100
120
140
160
T
T
, TERMINAL TEMPERATURE (ºC)
Fig. 1 Forward Current Derating Curve
V
F
, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
1000
I
FSM
, PEAK FORWARD SURGE CURRENT (A)
60
Single Half-Sine-Wave
JEDEC Method
50
100
40
10
T
j
= 125°C
30
1.0
20
0.1
T
j
= 25°C
10
0.01
0
1
10
100
0
20
40
60
80
100
120
140
NUMBER OF CYCLES AT 60 Hz
Fig. 3 Forward Surge Current Derating Curve
DS16004 Rev. 10 - 2
2 of 3
www.diodes.com
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
Fig. 4 Typical Reverse Characteristics
S2A/A - S2M/A
IMPORTANT NOTICE
Diodes, Inc. and its subsidiaries reserve the right to make changes without further notice to any product herein to make corrections, modifications, enhance-
ments, improvements, or other changes. Diodes, Inc. 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
The products located on our website at
www.diodes.com
are not recommended for use in life support systems where a failure or malfunction of the
component may directly threaten life or cause injury without the express written approval of Diodes Incorporated.
