SM520C thru SM5100C
Schottky Barrier Rectifiers
Reverse Voltage 20 to100V Forward Current 5.0A
FEATURES
* Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
* Low power loss,high efficiency
* For use in low voltage high frequency inverters,
free wheeling,and polarity protection applications
* Guardring for over voltage protection
* High temperature soldering guaranteed:
260°C/10 seconds at terminals
Mechanical Data
Case:
JEDEC DO-214AB/ SMC,
molded plastic over SKY die
Terminals:
Plated axial leads, solderable per
MIL-STD-750, Method 2026
Polarity:
Color band denotes cathode end
Mounting Position:
Any
Weight:
0.21 g
Handling precautin:None
Parameter Symbol
device marking code
Maximum repetitive peak reverse voltage
Maximum RSM voltage
Maximum DC blocking voltage
V
RRM
V
RSM
V
DC
We declare that the material of product compliance
with ROHS requirements
symbol SM520C SM530C SM540C SM550C SM560C SM580C SM5100C
SM520C SM530C SM540C SM550C SM560C SM580C SM5100C
20
14
20
30
21
30
40
28
40
50
35
50
5.0
100
17
–40
to +150
60
42
60
80
56
80
100
70
100
V
V
V
A
A
°C/W
°C
Unit
1.Maximum & Thermal Characteristics Ratings
at 25°C ambient temperature unless otherwise specified.
Maximum average forward rectified current
IF(AV)
(See fig. 1)
Peak forward surge current 8.3ms single half sine-wave
I
FSM
superimposed on rated load (JEDEC Method)
Typical thermal resistance (Note 2)
RθJA
TJ,
Operating junction and storage temperature range
TSTG
Electrical Characteristics Ratings
at 25°C ambient temperature unless otherwise specified.
Parameter Symbol
Maximum instantaneous forward voltage at 5.0A
Maximum DC reverse current TA = 25°C
at rated DC blocking voltage TA = 100°C
Typical junction capacitance at 4.0V, 1MHz (Note 2)
symbol SM520C SM530C SM540C SM550C SM560C SM580C SM5100C
0.55
0.75
0.85
V
F
IR
CJ
2.0
20
300
Unit
V
mA
PF
NOTES:
1. Measured at 1MHz and applied reverse voltage of 4.0V D.C.
2. Mounted on Copper Leaf area of 1.57in2(40mm
2
).
SM520C thru SM5100C
2.Ratings and Characteristic Curves
( TA = 25°C unless otherwise noted )
Fig. 1
–
Forward Current Derating Curve
Average Forward Rectified Current (A)
Peak forward surge current (A)
Fig. 2
–
Maximum Non-repetitive Peak
Forward Surge Current
TJ = TJ max
8.3ms Single Half Sine-wave
(JEDEC Method)
5.0
60 Hz
Resistive or
Inductive Load
100
2.5
50
0
0
25 50 75 100 125 150 175
Ambient Temperature,
°C
0
1
10
Number of Cycles at 60Hz
Fig 4.
–
Typical Reverse Characteristics
Instantaneous Reverse Current (mA)
10
Tj=100℃
100
100
Instantaneous Forward Current (A)
Fig 3.
–
Typical Instantaneous Forward
Characteristics
TJ = 25°C
Pulse width = 300µs
1% Duty Cycle
SM520C~SM540C
10
1.0
Tj=75℃
1.0
SM580C~SM5100C
0.1
SM550C~SM560C
0.01
0.2
0.4
0.6
0.8
1.0
1.2
Instantaneous Forward Voltage (V)
0.1
0.01
Tj=25℃
0.001
0
20
40
60
80
Percent of Rated Peak Reverse Voltage (%)
Fig 6.
–
Typical Junction Capacitance
100
Transient thermal impedance(°C/W)
100
Fig 5.
–typical
transient thermal
impedance
1000
Junction Capacitance (pF)
TJ = 25°C
f = 1.0 MHz
Vsig = 50mVp-p
10
100
1.0
0.1
0.01
0.1
1.0
t,Pulse duration,sec
10
100
10
0.1
1
10
Reverse Voltage (V)
100
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