KEC SMAB33 Datasheet
2002. 3. 7 1/2
SEMICONDUCTOR
TECHNICAL DATA
SMAB33
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 )
ELECTRICAL CHARACTERISTICS (Ta=25 )
CHARACTERISTIC SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT
Peak Forward Voltage
V
FM
IFM=3.0A
- - 0.45 V
Repetitive Peak Reverse Current
I
RRM
V
RRM
=Rated
- - 2.0 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
30 V
Average Output Rectitifed Current
I
O
3 A
Peak One Cycle Surge Forward Current
(Non-Repetitive 60Hz)
I
FSM
70 A
Junction Temperature
T
j
-40 125
Storage Temperature Range
T
stg
-40 125
2
_
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
E
E
1
C
B
1. ANODE
2. CATHODE
H
D
A
DIM
MILLIMETERS
A
B
C
F
D
G
E
F
G
H R 0.5
SMA
Marking
Type Name
B 3 3
Lot No.
2002. 3. 7 2/2
SMAB33
Revision No : 3
10
5
F
3
T =125 C
j
1
0.5
0.3
FORWARD CURRENT I (A)
0.1
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
FORWARD VOLTAGE V (V)
SURGE FORWARD CURRENT
(NON - REPETITIVE)
80
60
40
FSM
I (A)
20
I - V
FF
25 C
F
Ta=25 C
f=60Hz
P - I
F(AV) F(AV)
1.4
1.2
1.0
0.8
0.6
F(AV)
P (W)
RECTANGULAR
WAVEFORM
0.4
0.2
0
0
AVERAGE FORWARD POWER DISSIPATION
0.6 1.2 1.8 2.4 3.0 3.6
AVERAGE FORWARD CURRENT I (A)
Ta - I
140
120
F(AV)
RECTANGULAR
WAVEFORM
100
80
60
Ta MAX ( C)
40
20
180
360
F(AV)
180
360
PEAK SURGE FORWARD CURRENT
0
1
10
NUMBER OF CYCLES AT 60Hz
100
0
MAXIMUM ALLOWABLE TEMPERATURE
0.6 1.2 1.8 2.4 3.0 3.6
0
AVERAGE FORWARD CURRENT I (A)
F(AV)
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