SS32A THRU SS310A
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
Reverse Voltage - 20 to 100 Volts
Forward Current - 3.0 Ampere
FEATURES
The plastic package carries Underwriters Laboratory
Flammability Classification 94V-0
●
For surface mounted applications
●
Metal silicon junction,majority carrier conduction
●
Low reverse leakage
●
Built-in strain relief,ideal for automated placement
●
High forward surge current capability
●
High temperature soldering guaranteed:
250 C/10 seconds at terminals
●
SMA(DO-214AC)
.062(1.90)
.055(1.40)
.114(2.90)
.098(2.50)
.181(4.60)
.157(4.00)
.012(.305)
.006(.152)
MECHANICAL DATA
Case
: JEDEC DO-214AC molded plastic body
Terminals
: Solder plated, solderable per MIL-STD-750,
Method 2026
Polarity
: Color band denotes cathode end
Mounting Position
: Any
Weight
:0.003 ounce, 0.093 grams
.103(3.00)
.079(2.00)
.060(1.52)
.030(0.76)
.008(.203)
.002(.051)
.208(5.60)
.188(4.80)
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase half-wave 60Hz,resistive or inductive load,for capacitive load current derate by 20%.
Characteristic
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
at T
L
(see fig.1)
Peak forward surge current
8.3ms single half sine-wave superimposed on
rated load (JEDEC Method)
Maximum instantaneous forward voltage at 3.0A
Maximum DC reverse current
T
A
=25℃
at rated DC blocking voltage
T
A
=100℃
Typical junction capacitance (NOTE 1)
Typical thermal resistance (NOTE 2)
Operating junction temperature range
Storage temperature range
SYMBOLS
SS32A SS33A SS34A SS35A SS36A SS38A
SS310A
UNITS
V
V
V
A
A
V
RRM
V
RMS
V
DC
I
(AV)
I
FSM
V
F
I
R
C
J
R
JA
T
J
,
T
STG
20
14
20
30
21
30
40
28
40
50
35
50
3.0
100.0
60
42
60
80
56
80
100
70
100
0.50
0.5
20
220
-65 to +125
0.70
10
180
75.0
-65 to +150
-65 to +150
0.85
V
mA
pF
℃/W
℃
℃
Note:1.Measured
at 1MHz and applied reverse voltage of 4.0V D.C.
2.P.C.B. mounted with 0.2x0.2”(5.0x5.0mm) copper pad areas
SS32A THRU SS310A
RATINGS AND CHARACTERISTIC CURVES
FIG.1- MAXIMUM FORWARD CURRENT DERATING
CURVE
PEAK FORWARD SURGE CURRENT. (A)
RESISTIVE OR
INDUCTIVE LOAD
SS35A-SS310A
3
150
FIG.2- MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT
AT RATED TL
8.3ms Single Half Sine Wave
JEDEC Method
AVERAGE FORWARD CURRENT. (A)
130
2
SS32A-SS34A
110
1
90
70
0
PCB MOUNTED ON 0.6X0.6"
(16X16mm) COPPER PAD AREAS
50
60
70
80
90
100
110
o
120
130
140
150
160
50
1
10
NUMBER OF CYCLES AT 60Hz
100
LEAD TEMPERATURE. ( C)
FIG.3- TYPICAL FORWARD CHARACTERISTICS
40
FIG.4- TYPICAL REVERSE CHARACTERISTICS
20
10
INSTANTANEOUS FORWARD CURRENT. (A)
PULSE WIDTH=300 S
1% DUTY CYCLE
TJ=150
0
C
INSTANTANEOUS REVERSE CURRENT. (mA)
10
TJ=125
0
C
TJ=125
0
C
1
1
TJ=25
0
C
TJ=75
0
C
0.1
0.1
0.01
TJ=25
0
C
SS32A-SS34A
SS35A-SS310A
SS32A-SS34A
SS35A-SS36A
SS39A-SS310A
0.01
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0.001
0
20
40
60
80
100
120
140
FORWARD VOLTAGE. (V)
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
FIG.5- TYPICAL JUNCTION CAPACITANCE
TRANSCIENT THERMAL IMPEDANCE, oC/W
100
1000
TJ=25
0
C
f=1.0MHz
Vsig=50mVp-p
FIG.6- TYPICAL TRANSIENT TERMAL IMPDANCE
100
JUNCTION CAPACITANCE.(pF)
10
100
1
SS32A-SS34A
SS35A-SS36A
SS39A-SS310A
10
0.1
1
REVERSE VOLTAGE. (V)
10
0.1
0.01
0.1
1
t, PULSE DURATION, (sec)
10
100
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