SB2045LCT
LOW
VF
SCHOTTKY RECTIFIER
VOLTAGE
FEATURES
• Low forward voltage drop, low power losses
• High efficiency operation
• In compliance with EU RoHS 2002/95/EC directives
45 Volts
CURRENT
20 Amperes
MECHANICAL DATA
Case : TO-220AB, Plastic
Terminals : Solderable per MIL-STD-750, Method 2026
Weight: 0.0655 ounces, 1.859 grams
.058(1.47)
.042(1.07)
MAXIMUM RATINGS(T
A
=25
o
C unless otherwise noted)
PARAMETER
Maximum repetitive peak reverse voltage
Maximum average forward rectified current
Peak forward surge current 8.3ms single half sine-wave
superimposed on rated load per diode
Typ i c a l t he r ma l r e s i s ta nc e
Operating junction
Storage temperature range
per device
per diode
per diode
SYMBOL
V
RRM
I
F(AV)
I
FSM
R
ΘJC
T
J
T
STG
VALUE
45
20
10
145
2 .5
-55 to + 125
-55 to + 150
O
UNIT
V
A
A
C / W
o
C
C
o
ELECTRICAL CHARACTERISTICS(T
A
=25
o
C unless otherwise noted)
PARAMETER
Breakdown voltage
Instantaneous forward voltage per
diode
(1)
Reverse current per diode
(2)
SYMBOL
V
BR
V
F
I
R
TEST CONDITIONS
I
R
=1mA
I
F
=5A
I
F
=10A
V
R
=45V
T
J
=25
o
C
T
J
=25
o
C
T
J
=100
o
C
MIN.
50
-
-
-
-
TYP.
-
0.42
0.46
100
-
MAX.
-
0.46
0.52
500
100
UNIT
V
V
μA
mA
Note.1.Pulse test : 300μs pulse width, 1% duty cycle
2
.Pulse test : pulse width < 40ms
December 17,2010-REV.02
PAGE . 1
SB2045LCT
I
R
, Leakage Current (mA)
100
100
T
J
= 100°C
I
F
, Forward Current (A)
Per Diode
10
T
J
= 125°C
1
Per Diode
10
T
J
= 100°C
T
J
= 25°C
T
J
= 75°C
1
0.1
T
J
= 25°C
0.1
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.01
20
40
60
80
100
V
F
, Forward Voltage (V)
Percent of Rated Peak Reverse Voltage (%)
Fig.1 Typical Forward Characteristics
10000
12.00
10.00
8.00
6.00
4.00
2.00
0.00
Fig.2 Typical Reverse Characteristics
C
J
, Junction Capacitance
(pF)
1000
100
10
0.1
1
10
100
I
F
, Forward Current (A)
Per Diode
Per Diode
0
25
50
75
100
125
150
V
R
, Reverse Bias Voltage (V)
T
C
, Case Temperature (°C)
Fig.3 Typical Junction Capacitance
Fig.4 Forward Current Derating Curve
December 17,2010-REV.02
PAGE . 2
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