SM220A thru SM2100A
Schottky Barrier Rectifiers
Reverse Voltage 20 to100V
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-214AC,
molded plastic over glass die
Terminals:
Plated axial leads, solderable per
MIL-STD-750, Method 2026
Polarity:
Color band denotes cathode end
Mounting Position:
Any
Weight:
0.0026 oz., 0.075 g
Handling precautin:None
1.Maximum & Thermal Characteristics Ratings
at 25°C ambient temperature unless otherwise specified.
Parameter Symbol
device marking code
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
0.375" (9.5mm) lead length (See fig. 1)
Peak forward surge current 8.3ms single half sine-
wave superimposed on rated load (JEDEC Method)
Typical thermal resistance (Note 1)
Operating junction and storage temperature range
V
RRM
V
RMS
V
DC
IF(AV)
I
FSM
RθJA
TJ,
TSTG
symbol SM220A SM230A SM240A SM250A SM260A SM280A
S22
20
14
20
S23
30
21
30
S24
40
28
40
S25
50
35
50
2.0
60
50
–40 to +150
S26
60
42
60
S28
80
56
80
SM2100
A
S210
100
70
100
V
V
V
A
A
°C/W
°C
Unit
Electrical Characteristics Ratings
at 25°C ambient temperature unless otherwise specified.
Parameter Symbol
Maximum instantaneous forward voltage at 2.0A
Maximum DC reverse current TA = 25°C
at rated DC blocking voltage TA = 100°C
Typical junction capacitance at 4.0V, 1MHz
NOTES:
1. Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted
symbol SM220A SM230A SM240A SM250A SM260A SM280A
V
F
IR
CJ
0.50
0.5
10.0
110
0.70
SM2100
A
0.85
Unit
V
mA
PF
SM220A thru SM2100A
2.Ratings and Characteristic Curves
( TA = 25°C unless otherwise noted )
Fig. 1
–
Forward Current Derating Curve
Average Forward Rectified Current (A)
60 Hz
Resistive or
Inductive Load
Fig. 2
–
Maximum Non-repetitive Peak
Forward Surge Current
Peak forward surge current (A)
TJ = TJ max
8.3ms Single Half Sine-wave
(JEDEC Method)
2.0
60
1.0
30
0
0
25 50 75 100 125 150 175
Ambient Temperature, °C
0
1
10
Number of Cycles at 60Hz
100
Instantaneous Forward Current (A)
100
Fig 3.
–
Typical Instantaneous Forward
Characteristics
TJ = 25°C
Pulse width = 300µs
1% Duty Cycle
Fig 4.
–
Typical Reverse Characteristics
Instantaneous Reverse Current (mA)
10
Tj=125
10
1.0
Tj=75
1.0
0.1
0.1
0.01
Tj=25
0.01
0.2
0.4
0.6
0.8
1.0
Instantaneous Forward Voltage (V)
Fig 5.
–typical
transient thermal
impedance
0.001
0
20
40
60
80
100
Percent of Rated Peak Reverse Voltage (%)
Fig 6.
–
Typical Junction Capacitance
Transient thermal impedance(°C/W)
100
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
10
t,Pulse duration,sec
10
0.1
1
10
Reverse Voltage (V)
100
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