Surface Mount Schottky Barrier Diodes
* Low current rectification
Featur
Applications:
es:
WEITRON
hpp://www.weitron.com.tw
SOT-323(SC-70)
Unit:mm
SOT-323 Outline Demensions
1
2
3
A
B
D
E
G
M
L
H
J
T OP VIE W
K
C
Dim
A
B
C
D
E
G
H
J
K
L
M
Min
0.30
1.15
2.00
-
0.30
1.20
1.80
0.00
0.80
0.42
0.10
Max
0.40
1.35
2.40
0.65
0.40
1.40
2.20
0.10
1.00
0.53
0.25
SOT-323
WSD461F
WEITRON
SMALL SIGNAL
SCHOTTKY DIODES
700m AMPERES
20 VOLTS
Lead(Pb)-Free
P b
* Low Forward Voltage
* Very Small Conduction Losses
* Schottky Barrier Diodes Encapsulated in a SOT-323 Package
1/3
09-Jan-06
WEITRON
WEITRON
Maximum Ratings
(TA=25C Unless otherwise noted)
Characteristic
Reverse Voltage
Average Rectifier Forward Current
1
Peak Forward Surge Current
1
Power Dissipation @T
A
=25C
Operating Junction Temperature Range
Storage Temperature Range
Symbol
V
R
I
O
P
D
TJ
Tstg
Unit
700
150
+150
-55 to +150
V
mA
I
FSM
3.0
A
mW
C
C
Device Marking
Item
Marking
Eqivalent Circuit diagram
1
3
WSD461F
3B
Electrical Characteristics
(TA=25C Unless otherwise noted)
Characteristic
Symbol
Reverse Breakdown Voltage
I
R
=1.0mA
Forward Voltage
I
F
=700mA
Reverse Leakage
V
R
=20V
V
(BR)
V
F
I
R
Min
Typ
Max
Unit
20
-
-
-
-
-
-
0.49
200
V
V
A
http://www.weitron.com.tw
WSD461F
Value
20
2/3
09-Jan-06
60Hz for 1
Note:1.
WEITRON
WEITRON
http://www.weitron.com.tw
WSD461F
3/3
09-Jan-06
0
5
10
1
10
100
1cyc
Fig.1 IFSM, CYCLE CHARACTERISTICS
Characteristic Curves
NUMBER OF CYCLES
I
FSM
8.3ms
8.3ms
PEAK SURGE
FORFWARD CURRENT I
FSM
(A)
0.1
1
10
100
1000
10000
100000
0
10
20
30
1
10
100
0
5
10
15
20
f=1MHz
Ta=-25
Ta=125
Ta=25
Ta=75
0.001
0.01
0.1
1
0
100
200
300
400
500
600
Ta=-25
Ta=125
Ta=75
Ta=25
Fig.2 VF-IF CHARACTERISTICS
FORWARD VOLTAGE V
F
(mV)
FORWARD CURRENT I
F
(mA)
REVERSE CURRENT I
R
(nA)
Fig.3 VR-IR CHARACTERISTICS
REVERSE VOLTAGE V
R
(V)
Fig.4 VR-Ct CHARACTERISTICS
REVERSE VOLTAGE:V
R
(V)
CAPACITANCE BETWEEN TERMINALS C
T
(pF)
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