KEC SMAU1D Datasheet
2002. 3. 7 1/2
SEMICONDUCTOR
TECHNICAL DATA
SMAU1D
ULTRA FAST RECOVERY RECTIFIER DIODE
Revision No : 3
SWITCHING TYPE POWER SUPPLY APPLICATIONS.
FEATURES
Ultra-Fast Recovery Time for High Efficiency.
Low Profile Surface Mount Package.
Low Forward Voltage Drop, High current Capability, and
Low Power Loss.
APPLICATION
Switching Power Supply.
DC/DC Converter.
Home Appliances, Office Equipment.
Telecommunication, Factory Automation.
MAXIMUM RATING (Ta=25 )
ELECTRICAL CHARACTERISTICS (Ta=25 )
CHARACTERISTIC SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT
Peak Forward Voltage
V
FM
IFM=1.0A
- - 0.98 V
Repetitive Peak Reverse Current
I
RRM
V
RRM
=Rated
- - 10
A
Reverse Recovery Time
t
rr
IF=100mA, IR=200mA
- - 50 ns
Thermal Resistance
R
th(j-1)
Junction to lead - - 23
/W
R
th(j-a)
Junction to ambient
(on alumina substrate)
- - 108
/W
CHARACTERISTIC SYMBOL RATING UNIT
Maximum Repetitive Peak Reverse Voltage
V
RRM
200 V
Average Output Rectitifed Current
I
O
1 A
Peak One Cycle Surge Forward Current
(Non-Repetitive 60Hz)
I
FSM
33 A
Junction Temperature
T
j
-40 150
Storage Temperature Range
T
stg
-40 150
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
U 1 D
Lot No.
2002. 3. 7 2/2
SMAU1D
Revision No : 3
I - V
F
F
10
5
F
3
T =150 C
j
1
0.5
0.3
FORWARD CURRENT I (A)
0.1
0.4 0.6 0.8 1.0 1.2 1.4 1.6
FORWARD VOLTAGE V (V)
SURGE FORWARD CURRENT
(NON - REPETITIVE)
50
40
25 C
F
Ta=25 C
f=60Hz
P - I
F(AV) F(AV)
1.2
RECTANGULAR
WAVEFORM
1.0
0.8
180
360
0.6
F(AV)
P (W)
0.4
0.2
0
0.2 0.4 0.6 0.8 1.0 1.2
AVERAGE FORWARD POWER DISSIPATION
0
AVERAGE FORWARD CURRENT I (A)
Ta - I
200
F(AV)
RECTANGULAR
WAVEFORM
160
F(AV)
30
FSM
I (A)
20
10
PEAK SURGE FORWARD CURRENT
0
1
10330550
NUMBER OF CYCLES AT 60Hz
100
120
80
Ta MAX ( C)
40
0
MAXIMUM ALLOWABLE TEMPERATURE
0.2 0.4 0.6 0.8 1.0 1.2
0
AVERAGE FORWARD CURRENT I (A)
180
360
F(AV)
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