Surface Mount Schottky Barrier Diodes
*Low Forward Voltage
*Very Small Conduction Losses
*Schottky Barrier Diodes Encapsulated in a SOD-323 Package
Features:
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SD103AWS/SD103BWS
SMALL SIGNAL
SCHOTTKY DIODES
350 mAMPERES
20-40 VOLTS
Mechanical Data:
*Polarity: Cathode Band
*Leads: Solderable per MIL-STD-202 Method 208
*Wight: 0.004grams(approx)
SOD-323
1
2
Unit:mm
Dim Min Max
A
B
C
D
E
H
J
K
1.60 1.80
1.15 1.35
0.80 1.00
0.25 0.40
0.15 REF
0.00 0.10
0.089 0.377
2.30 2.70
PIN 1.CATHODE
2.ANODE
MILLMETERS
SOD-323 Outline Demensions
SD103CWS
Maximum Ratings
( TA=25 C Unless otherwise noted)
Characteristic
Reverse Voltage
Peak Repetitive
Working Peak Reverse Voltage
DC Blocking Voltage
Typical thermal Resistance junction to
Ambient Note
(1)
Symbol
V
RRM
V
RWM
V
R
V
R(RMS)
I
FSM
SD103AWS
SD103CWS
SD103BWS
Unit
40
20
V
V
A
mA
Operating & Storage Temperature Range
TJ TSTG
-55 to +125
E lectr ical C har acter istics
( T A=25 C Unless otherwise noted)
Characteristic
Symbol
V(BR)R
Unit
V
Junction Capacitance,
f
=1MHZ, V
R
=0VDC
Device Marking
Item
Marking
Eqivalent Circuit diagram
2
1
SD103AWS/SD103BWS
625
Non-Repetitive Peak Forward Surge Current
RMS Reverse Voltage
28
14
1.5
Reverse Current Note
(2)
IR
A
IF=20mA
IF=200mA
VF
V
Average Rectified Output Current
I
FAV
350
C/W
C
Forward Voltage Note
(2)
V
R
=10V, SD103CWS
V
R
=30V, SD103AWS
V
R
=20V,SD103BWS
Cj
PF
Note: 1. Valid provited that leads are kept at ambient tememperature.
2. Pulse Test : Pulse width = 300 s, Duty Cycle 2%
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(2)
Reverse Breakdown Voltage
(IR=100 A)
R JA
30
21
Power Dissipation
(1)
mW
200
@t 1.0S
SD103AWS
SD103BWS
SD103CWS
Min
Typ
Max
40
30
20
-
-
-
-
-
-
-
-
-
-
-
-
0.37
0.60
5.0
50
Reverse Recovery Time
I =I =200mA,
F F
I =0.1*I ,R =100
rr
R L
trr
10
ns
SD103AWS
SD103BWS
SD103CWS
S4
P
D
S4
S5
S6
SD103CWS
WEITRON
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SD103AWS/SD103BWS
V
R.
REVERSE VOLTAGE (V)
FIG. 2 Typ, Junction Capacitance vs. Reverse Voltage
0
10
20
30
40
100
10
1.0
0.1
C
j
,
C
A
P
A
C
I
T
A
N
C
E
(
p
F
)
V
F
, INSTANTANEOUS FORWARD VOLTAGE (V)
FIG, 2 Typical Forward Characterictics
I
F
,
I
N
S
T
A
N
T
N
E
O
U
S
F
W
D
C
U
R
R
E
N
T
(
A
)
0
0.5
1.0
0.01
0.10
1.0
10
100
1000
SD103CWS
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