WILLAS
2.0AMP SCHOTTKY BARRIER RECTIFIERS
SMA PACKAGE
FEATURES
* Ideal for surface mounted applications
* Low leakage current
* Metallurgically bonded construction
* High reliability
* RoHS product for packing code suffix "G"
Halogen free product for packing code suffix "H"
SS22A
THRU
Pb Free Product
SS220A
MECHANICAL DATA
* Case: Molded plastic
* Epoxy: UL 94V-O rate flame retardant
* Mounting position: Any
* Weight: 0.066 grams
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25℃ ambient temperature unless otherwise specified.
Single phase half wave, 60Hz, resistive of inductive load.
For capacitive load, derate current by 20%
RATINGS
Marking Code
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Typical Thermal Resistance
Typical Junction Capacitance
(Note 1)
Operating Temperature Range
Storage Temperature Range
CHARACTERISTICS
Maximum Forward Voltage at
2.0A
DC
Maximum Average Reverse Current at
Rated DC Blocking Voltage
@TA=25℃
@TA=25℃
@TA=100℃
V
RRM
V
RMS
V
DC
I
O
I
FSM
R
ΘJA
R
ΘJC
C
J
T
J
T
STG
115
90
-55 to +125
-55 to +150
SYMBOL SS22A SS23A SS24A SS25A SS26A SS28A SS210A SS215A SS220A
SS22A SS23A SS24A SS25A SS26A SS28A SS210A SS215A SS220A
20
14
20
30
21
30
40
28
40
50
35
50
60
42
60
2.0
50.0
100
80
60
50
80
56
80
100
70
100
150
105
150
200
140
200
Volts
Volts
Volts
Amps
Amps
℃/W
℃/W
P
F
UNIT
℃
℃
UNIT
Volts
mAmps
SYMBOL SS22A SS23A SS24A SS25A SS26A SS28A SS210A SS215A SS220A
V
F
I
R
0.50
0.5
15.0
0.70
0.85
0.2
70.0
0.87
0.90
NOTES:1.Measured at 1.0MHZ and applied reverse voltage of 4.0V DC
2012.01
WILLAS ELECTRONIC CORP.
WILLAS
2.0AMP SCHOTTKY BARRIER RECTIFIERS
FIG. 1-TYPICAL FORWARD CURRENT DERATING CURVE
5.0
INSTANTANEOUS FORWARD CURRENT (A)
SS22A
THRU
SMA PACKAGE
100.00
Pb Free Product
FIG. 2-TYPICAL FORWARD CHARACTERISTICS
SS22A
~S
S 2 4 A
S S 2 5 A
~S
S 2 6 A
S S 2 8 A
~S
S 2 1 0 A
SS220A
AVERAGE FORWARD CURRENT,(A)
4.0
10.00
SS215A
~SS220A
3.0
1.00
2.0
1.0
0.10
0.0
0
20
40
60
80
100
120
140
160
AMBIENT TEMPERATURE (℃)
0.01
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
FORWARD VOLTAGE (V)
FIG. 3-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT
50
FIG. 4-TYPICAL REVERSE CHARACTERISTICS
100.000
PEAK FORWARD SURGE CURRENT (A)
REVERSE LEAKAGE CURRENT (mA)
40
10.000
30
1.000
100℃
20
0.100
10
0.010
25℃
0
1
10
NUMBER OF CYCLES AT 60Hz
100
0.001
20%
40%
60%
80%
100%
PERCENTAGE RATED PEAK REVERSE VOLTAGE (%)
FIG. 5-TYPICAL JUNCTION CAPACITANCE
500
JUNCTION CAPACITANCE (pF)
400
SS22A
~SS24A
SS25A
~SS26A
SS28A
~SS210A
SS215A
~SS220A
300
200
100
0
0
1
10
100
REVERSE VOLTAGE (V)
2012.01
WILLAS ELECTRONIC CORP.
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