SS32 THRU SS310

SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
SS32 THRU SS310
VOLTAGE RANGE
20 to 40 Volts
CURRENT
3.0 Ampere
FEATURES
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Low profile surface mount package
Built-in strain relief
High switching speed
Low voltage drop, high efficiency
For use in low voltage high frequency inverters,
Free willing, and polarity protection applications
Guarding for over voltage protection
DO-214AB(SMC)
MECHANICAL DATA
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Case: Transfer molded plastic
Epoxy: UL 94V-0 rate flame retardant
Lead: Solder plated, solderable per MIL-STD-750
method 2026
Polarity: Color band denotes cathode end
Weight: 0.007 ounce, 0.25 gram
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
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Ratings at 25℃ ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load derate current by 20%.
SYMBOLS SS32 SS33
Maximum Repetitive Peak Reverse Voltage
VRRM
20
30
Maximum RMS Voltage
VRMS
14
21
Maximum DC Blocking Voltage
VDC
20
30
Maximum Average Forward Rectified Current
at TLsee figure 1 TL =105℃
Peak Forward Surge Current
8.3ms single half sine-wave superimposed on
rated load (JEDEC method)
Maximum Instantaneous Forward Voltage @
3.0A(Note1)
Maximum DC Reverse Current at rated TA = 25℃
DC Blocking Voltage per element
TA = 100℃
Typical Thermal Resistance (Note 2)
Operating Junction Temperature
Storage Temperature Range
SS34
40
28
40
SS35
50
35
50
SS36
60
42
60
SS38
80
56
80
SS39
90
63
90
SS310
100
70
100
UNIT
Volts
Volts
Volts
I(AV)
3.0
Amps
IFSM
80
Amps
VF
IR
RθJA
RθJL
TJ
TSTG
0.55
0.75
0.85
0.5
20.0
10.0
55
12
(-55 to +150)
Notes:
1. Pulse test: 300μs pulse width,1% duty cycle
2. PCB mounted with 0.55”×0.55”(14mm×14mm) copper pads
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mA
℃/W
(-55 to +150)
(-55 to +150)
Volts
℃
℃
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
SS32 THRU SS310
VOLTAGE RANGE
20 to 100 Volts
CURRENT
3.0 Ampere
FIG.1-TYPICAL FORWARD CURRENT
FIG.2-MAXIMUM NON-REPETITIVE PEAK
DERATING CURVE
FORWARD SURGE CURRENT
2.0
Single Phase Half Wave
1.0
60Hz Inductive or Resistive Load
0.375″(9.5mm) Lead Length
80
8.3ms Single Half Sine-Wave
CURRENT, (A)
PEAK FORWARD SURGE
3.0
(A)
AVERAGE FORWARD CURRENT,
RATING AND CHRACTERISTIC CURVES SS32 THRU SS310
(JEDEC Method) T j = Tjmax
40
1 Cycle
0
25
0
50
75
100
125
175
150
0
1
AMBIENT TEMPERATURE, (° C)
4
2
6
8
10
20
FIG.3-TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
FIG.4-TYPICAL REVERSE
CHARACTERISTICS
1.0
TJ =25° C
PULSE WIDTH=300μs
DUTY CYCLE 1%
0.1
SM32-SM34
SM35-SM310
℃
(μA)
INSTANTANEOUS REVERSE CURRENT,
SS32-SS34
SS35-SS310
(A)
INSTANTANEOUS FORWARD CURRENT,
20
10
℃
℃
0.01
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
INSTANTANEOUS FORWARD VOLTAGE,(V)
FIG.5-TYPICAL JUNCTION CAPACITANCE
JUNCTION CAPACITANCE,(pF)
1000
T J =25° C
f=1MHz
Vsig=50mV
100
SM32-SM34
SM35-SM310
10
0.1
1.0
10
40
NUMBER OF CYCLES AT 60 Hz
100
REVERSE VOLTAGE,(V)
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PERCENT OF RATED PEAK
REVERSE VOLTAGE,(%)
60
100