SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
SS32 THRU SS310
VOLTAGE RANGE CURRENT
20 to 40 Volts 3.0 Ampere
FEATURES
• 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
• 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
• 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 SS34
Maximum Repetitive Peak Reverse Voltage
VRRM 20 30 40
Maximum RMS Voltage
VRMS 14 21 28
Maximum DC Blocking Voltage
VDC 20 30 40
Maximum Average Forward Rectified Current at TLsee figure 1 TL =105℃
I(AV)
Peak Forward Surge Current 8.3ms single half sine-wave superimposed on rated load (JEDEC method)
IFSM
Maximum Instantaneous Forward Voltage @ 3.0A(Note1)
VF
0.55
Maximum DC Reverse Current at rated TA = 25℃
DC Blocking Voltage per element
TA = 100℃
IR
20.0
Typical Thermal Resistance (Note 2)
RθJA RθJL
Operating Junction Temperature
TJ (-55 to +150)
Storage Temperature Range
TSTG
Notes:
1. Pulse test: 300μs pulse width,1% duty cycle
2. PCB mounted with 0.55”×0.55”(14mm×14mm) copper pads
SS35 50 35 50
SS36 60 42 60
3.0
SS38 80 56 80
SS39 90 63 90
80
0.75 0.85
0.5 10.0
55 12
(-55 to +150) (-55 to +150)
SS310 100 70 100
UNIT Volts Volts Volts
Amps
Amps
Volts
mA
℃/W
℃ ℃
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SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
SS32 THRU SS310
VOLTAGE RANGE CURRENT
20 to 100 Volts 3.0 Ampere
RATING AND CHRACTERISTIC CURVES SS32 THRU SS310
FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE
3.0
2.0
FIG.2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT
80 8.3ms Single Half Sine-Wave (JEDEC Method) Tj = Tjmax
PEAK FORWARD SURGE CURRENT, (A)
AVERAGE FORWARD CURRENT, (A)
Single Phase Half Wave 1.0 60Hz Inductive or Resistive Load
0.375″(9.5mm) Lead Length
0 0 25 50 75 100 125 150 175
AMBIENT TEMPERATURE, (° C)
FIG.3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS
20 10 SS32-SS34
SS35-SS310
1.0
TJ=25° C PULSE WIDTH=300μs 0.1 DUTY CYCLE 1%
40
1 Cycle
0 12
4 6 8 10
20
40 60 100
NUMBER OF CYCLES AT 60 Hz
FIG.4-TYPICAL REVERSE CHARACTERISTICS
SM32-SM34 SM35-SM310
℃
℃
INSTANTANEOUS REVERSE CURRENT, (μA)
INSTANTANEOUS FORWARD CURRENT, (A)
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
1000
℃
PERCENT OF RATED PEAK REVERSE VOLTAGE,(%)
TJ =25° C f=1MHz Vsig=50mV
100
10 0.1
SM32-SM34 SM35-SM310
1.0 10
REVERSE VOLTAGE,(V)
100
JUNCTION CAPACITANCE,(pF)
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[email protected] Web Site: www.cnmic.com
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