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Surface Mount Schottky Barrier Diode
P b Lead(Pb)-Free
Features: * Low Forward Voltage : VF = 0.28(Typ.) @ IF = 1mA * Low Reverse Current : IR = 5µA(Max.) * Small outline Surface mount SOD-323 Package
Mechanical Data: * Terminals : Solderable Per MIL-STD-202 Method 208 * Polarity : See Equivalent Circuit Diagram. * Weight : 0.004 grams(approx)
1SS357
SCHOTTKY BARRIER 100m AMPERES 40 VOLTS
1 2
SOD-323
SOD-323 Outline Dimensions
Unit:mm Dim MILLMETERS
Min Max
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1SS357
MAXIMUM RATING (TA=25˚C) Characteristics
Peak Reverse Voltage Continuous Reverse Voltage Average Rectified Forward Current Peak Forward Surge Current Junction Temperature Storage Temperature
Symbol VRM VR IO IFSM Tj Tstg
Value 45 40 100 1.0 125
-55 to+125
Unit V V mA A °C °C
ELECTRICAL CHARACTERISTICS (TA=25˚C)
Characteristics
Symbol Min Typ
Maximum Instantneous Forward Voltage
IF=1mA IF=10mA IF=100mA
VF
0.28 0.36
Maximum Instantneous Reverse Current VR=40V
IR
Capacitance Between terminals VR=0V, f=1MHz
CT
Max
0.6 5 25
Unit
V µA pF
Device Marking & Equivalent Circuit diagram
Item
Marking
1SS357
S31
Equivalent Circuit diagram 12
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1SS357
Electrical Characteristic Curves (TA=25˚C Unless Specified Otherwise)
FORWARD CURRENT IF (mA)
300
100 30 TA=100˚C
10
-25˚C
3
25˚C
1
0.3
0.1 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 FORWARD VOLTAGE :VF (V)
Fig.1 Forward Characteristics
REVERSE CURRENT IR(µA)
100 30 10 3 1 0.3 0.1
0.03 0.01 0.003 0.001 0.0003 0.0001
0
TA=100˚C 75˚C 50˚C 25˚C 0˚C -25˚C
10 20 30 40
REVERSE VOLTAGE: VR(V)
FIG.2 Reverse Characteristics
50
CAPACITANCE BETWEEN TERMINAL CT(pF)
100 50 30
10 5 3
1 0 4 8 12 16 20 24 28 32 36 REVERSE VOLTAGE:VR(V)
FIG.3 Capacitance Between Terminal Chacteristics
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