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SEMICONDUCTOR
TECHNICAL DATA
SMAB14
SCHOTTKY BARRIER TYPE DIODE
Revision No : 3
SWITCHING TYPE POWER SUPPLY APPLICATIONS.
FEATURES
Low Profile Surface Mount Package.
Low Power Loss, High Efficiency.
For Use in Low Voltage, High Frequency inverters, Free
Wheeling, and Polarity Protection Applications.
APPLICATION
Switching Power Supply.
DC/DC Converter.
Home Appliances, Office Equipment.
Telecommunication.
MAXIMUM RATING (Ta=25 )
SMA
DIM MILLIMETERS
A
B
C
D
E
F
G
4.5 0.2
2.6 0.2
1.5 0.2
5.0 0.3
1.2 0.3
2.0 0.2
0 ~ 0.15
H
R 0.5
A
B
C
H
D
E
E
1
2
F
G
+
_
+
_
+
_
+
_
+
_
+
_
1. ANODE
2. CATHODE
ELECTRICAL CHARACTERISTICS (Ta=25 )
Type Name
Marking
B 1 4
Lot No.
CHARACTERISTIC
SYMBOL
TEST CONDITION
MIN.
TYP.
MAX.
UNIT
Peak Forward Voltage
V
FM
I
FM
=1.0A
-
-
0.5
V
Repetitive Peak Reverse Current
I
RRM
V
RRM
=Rated
-
-
1.0
mA
Thermal Resistance
R
th(j-1)
Junction to lead
-
-
23
/W
R
th(j-a)
Junction to ambient
(on alumina substrate)
-
-
108
CHARACTERISTIC
SYMBOL
RATING
UNIT
Maximum Repetitive Peak Reverse Voltage
V
RRM
40
V
Average Output Rectitifed Current
I
O
1
A
Peak One Cycle Surge Forward Current
(Non-Repetitive 60Hz)
I
FSM
40
A
Junction Temperature
T
j
-40 125
Storage Temperature Range
T
stg
-40 125
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SMAB14
Revision No : 3
I - V
F
F
F
FORWARD VOLTAGE V (V)
F
FORWARD CURRENT I (A)
NUMBER OF CYCLES AT 60Hz
PEAK SURGE FORWARD CURRENT
I (A)
1
0
10
20
60
50
40
30
FSM
10
3
30
5
50
SURGE FORWARD CURRENT
(NON - REPETITIVE)
100
T =25 C
f=60Hz
P - I
F(AV)
F(AV)
F(AV)
AVERAGE FORWARD CURRENT I (A)
0
0
0.1
0.2
0.3
0.4
0.5
F(AV)
AVERAGE FORWARD POWER DISSIPATION
P (W)
0.2
0.4
0.6
0.8
1.0
1.2
RECTANGULAR
WAVEFORM
180
360
Ta - I
F(AV)
F(AV)
AVERAGE FORWARD CURRENT I (A)
0
0
20
40
60
80
100
120
140
MAXIMUM ALLOWABLE TEMPERATURE
Ta MAX ( C)
0.2
0.4
0.6
0.8
1.0
1.2
RECTANGULAR
WAVEFORM
180
360
0
0.1
0.3
0.5
0.7
0.2
0.4
0.6
0.8
0.1
0.3
0.5
1
3
T =125 C
25 C
j
j
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