Frontier Electronics Corp.
667 E. COCHRAN STREET, SIMI VALLEY, CA 93065
TEL: (805) 522-9998
FAX: (805) 522-9989
E-mail:
frontiersales@frontierusa.com
Web:
http://www.frontierusa.com
3A SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS
SS32A THRU SS310A
FEATURES
FOR SURFACE MOUNTED APPLICATIONS
LOW PROFILE PACKAGE
BUILT-IN STRAIN RELIEF
EASY PICK AND PLACE
PLASTIC MATERIAL USED CARRIES UNDERWRITERS
LABORATORY CLASSIFICATION 94 V-0
EXTREMELY LOW VF
MAJORITY CARRIER CONDUCTION
HIGH TEMPERATURE SOLDERING: 250°C/10 SECONDS
AT TERMINALS
SOLDERING PAD
CATHODE
.087(2.2)
.065(1.65)
.040(1.25)
.071(1.8)
.177(4.5)
.220(5.6)
.192(4.9)
.190(4.8)
.157(4.0)
.110(2.8)
.090(2.3)
.100(2.6)
.080(2.0)
MECHANICAL DATA
CASE: MOLDED PLASTIC, DO-214AC (SMA), DIMENSIONS
IN INCHES AND (MILLIMETERS
TERMINALS: SOLDER PLATED
POLARITY INDICATED BY CATHODE BAND
WEIGHT 0.064 GRAMS
.071(1.8)
.035(0.9)
.080(2.0)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS RATINGS AT 25°C AMBIENT TEMPERATURE UNLESS OTHERWISE SPECIFIED
SINGLE PHASE, HALF WAVE, 60 HZ, RESISTIVE OR INDUCTIVE LOAD. FOR CAPACITIVE LOAD, DERATE CURRENT BY 20%
RATINGS
MAXIMUM RECURRENT PEAK REVERSE VOLTAGE
MAXIMUM RMS VOLTAGE
MAXIMUM DC BLOCKING VOLTAGE
MAXIMUM AVERAGE FORWARD RECTIFIED CURRENT
SEE FIG.1
MAXIMUM OVERLOAD SURGE 8.3ms SINGLE HALF SINE-WAVE
TYPICAL JUNCTION CAPACITANCE (NOTE 1)
TYPICAL THERMAL RESISTANCE (NOTE 2)
TYPICAL THERMAL RESISTANCE (NOTE 2)
STORAGE TEMPERATURE RANGE
OPERATING TEMPERATURE RANGE
SYMBOL SS32A
V
RRM
V
RMS
V
DC
I
O
I
FSM
C
J
R
θjL
R
θjA
T
STG
T
OP
20
14
20
SS33A
30
21
30
SS34A
40
28
40
SS35A
50
35
50
3.0
100
300
17
55
-55 TO + 150
-55 TO + 125
SS36A
60
42
60
SS38A SS310A UNITS
80
56
80
100
70
100
V
V
V
A
A
PF
℃/W
℃/W
℃
℃
ELECTRICAL CHARACTERISTICS (A
T
T
A
=25°C UNLESS OTHERWISE NOTED)
CHARACTERISTICS
MAXIMUM FORWARD VOLTAGE AT 3.0A AND 25℃
MAXIMUM REVERSE CURRENT AT 25℃
MARKING
NOTE:
SYMBOL SS32A
V
F
I
R
SS32A
SS33A
SS34A
SS33A
0.50
1.0
SS35A
SS36A
SS38A SS310A
SS34A
SS35A
SS36A
SS38A SS310A UNITS
0.85
V
mA
0.75
1. MEASURED AT 1.0 MHZ AND APPLIED REVERSE VOLTAGE OF 4.0 V
2. P.C.B. MOUNTED 0.55”x0.55 “(14x14 mm ) 0.013mm THICK COPPER PAD AREAS
3. SMA PACKAGE SUFFIX “ A” , SMB PACKAGE SUFFIX “B”, SMC NO SUFFIX
SS32A THRU SS310A
Page: 1
RATINGS AND CHARACTERISTIC CURVE SS32A THRU SS310A
FIG. 1 - FORWARD CURRENT
DERATING CURVE
INSTANTANEOUS FORWARD CURRENT
AMPERES
AVERAGE FORWARD CURRENT
AMPERES
3.0
2.25
P.C.B MOUNTED ON
0.3×0.3”(8.0×8.0mm)
COPPER PAD AREAS
FIG. 2 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
20
10
SS32A~
SS34A
1.0
1.5
0.75
SINGLE PHASE
HALF WAVE
60H
Z
RESISTIVE OR
INDUCTIVE LOAD
SS35A~
SS310A
T
J
=25℃
PULSE WIDTH=300us 1% DUTY CYCLE
0
0
25
50
75
100
125 150
175
0.1
.1 .3
.5
.7
.9
1.1 1.3 1.5 1.7 1.9
2.1
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
LEAD TEMPERATURE,
℃
FIG. 3A - TYPICAL REVERSE
CHARACTERISTICS
100
100
SS32A~SS34A
INSTANTANEOUS REVERSE CURRENT,
MILLIAMPERES
10
T
J
=125℃
FIG. 3B - TYPICAL REVERSE
CHARACTERISTICS
INSTANTANEOUS REVERSE CURRENT,
MILLIAMPERES
10
SS35A~SS310A
1.0
T
J
=150℃
1.0
T
J
=75℃
.10
T
J
=25℃
T
J
=125℃
.10
T
J
=75℃
.01
.01
T
J
=25℃
.001
0
20
40
60
80 100 120 140
.001
0
PERCENT OF RATED PEAK REVERSE
VOLTAGE, (%)
20
40
60
80 100 120 140
PERCENT OF RATED PEAK REVERSE
VOLTAGE, (%)
SS32A THRU SS310A
Page: 2
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