SM320A-HE thru SM3100A-HE
Schottky Barrier Rectifiers
Reverse Voltage 20 to100V Forward Current 3.0A
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
* IEC61000-4-2 ESD Air Contact≥±15KV
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
We declare that the material of product is
Haloggen free (green epoxy compound)
1.Maximum & Thermal Characteristics Ratings
at 25°C ambient temperature unless otherwise specified.
Parameter Symbol
device marking code
symbol
SM320A SM330A SM340A SM350A SM360A SM380A SM310
-HE
-HE
-HE
-HE
-HE
-HE
0A-HE
S32
S33
S34
S35
S36
S38
S310
Unit
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
V
RRM
V
RMS
V
DC
20
14
20
30
21
30
40
28
40
50
35
50
3.0
100
50
–40 to +150
60
42
60
80
56
80
100
70
100
V
V
V
A
A
°C/W
°C
Maximum average forward rectified current
IF(AV)
0.375" (9.5mm) lead length (See fig. 1)
Peak forward surge current 8.3ms single half
I
FSM
sine-wave superimposed on rated load (JEDEC
Method)
Typical thermal resistance (Note 1)
Operating junction and storage temperature
range
RθJA
TJ,
TSTG
Electrical Characteristics Ratings
at 25°C ambient temperature unless otherwise specified.
Parameter Symbol
Maximum instantaneous forward voltage at 3.0A
Maximum DC reverse current TA = 25°C
at rated DC blocking voltage TA = 100°C
Typical junction capacitance at 4.0V, 1MHz
symbol
V
F
IR
CJ
SM320A SM330A SM340A SM350A SM360A SM380A SM310
-HE
-HE
-HE
-HE
-HE
-HE
0A-HE
0.50
0.5
10.0
110
0.70
0.85
Unit
V
mA
PF
NOTES:
1. Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted
SM320A-HE thru SM3100A-HE
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)
3.0
100
1.5
50
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)
10
TJ = 25°C
Pulse width = 300µs
1% Duty Cycle
Instantaneous Reverse Current (mA)
100
Fig 3.
–
Typical Instantaneous Forward
Characteristics
Fig 4.
–
Typical Reverse Characteristics
10
Tj=125℃
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
1.2
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
Junction Capacitance (pF)
1000
TJ = 25°C
f = 1.0 MHz
Vsig = 50mVp-p
Transient thermal impedance(°C/W)
100
10
100
1.0
0.1
0.01
0.1
1.0
10
t,Pulse duration,sec
100
10
0.1
1
10
Reverse Voltage (V)
100
Embedded System
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