1SS355

1SS355 Surface Mount Switching Diode P b Lead(Pb)-Free SWITCHING DIODE 100m AMPERES 100VOLTS 1 2 SOD-323 WEITRON http://www.weitron.com.tw 1SS 355 Maximum Ratings Rating Reverse Voltage Forward Current Peak Forward Surge Current Symbol VR IF IFM(Surge) Value 100 100 500 Unit Vdc mAdc mAdc Thermal Characteristics Characterictics Total Device Dissipation FR-5 Board TA=25 C Derate Above 25 C Thermal Resistance, Junction to Ambient Total Device Dissipation Alumina Substrate,(2)TA=25 C Derate Above 25 C Thermal Resistance, Junction to Ambient Junction and Storage Temperature Symbol PD R qJA PD R qJA TJ, Tstg Max 225 1.8 556 300 2.4 417 -55 to + 150 Unit mW mW/ C C/W mW mW/ C C/W C Electrical Characteristics (TA=25 C Unless Otherwise note) Characterictics Symbol Min Max Unit Off Characteristics Reverse Breakdown Votalge (IR=100µAdc) Forward Voltage(IF=100mAdc) Reverse Voltage Leakage Current (VR=80Vdc) V(BR) VF IR CT trr 100 1200 0.1 3.5 4.0 Vcc mV dc µAdc pF ns Diode Capacitance (VR=0.5V, f=1.0MHz) Revarse Recover Time (IF=IR=10mAdc) 1. FR-5=1.0x0.75x0.062 in 2.Alumina=0.4x0.3x0.024 in. 99.5% alumina. Device Marking Item 1SS 355 Marking 5D Eqivalent Circuitdiagram 1 2 http://www.weitron.com.tw WEITRON 1SS 355 820 +10V 2.0K 100 µH 0.1µF D.U.T. 50 OUTPUT PULSE GENERATOR 50 INPUT SAMPLING OSCILLOSCOPE VR IF 0.1µF tr 10% tp t IF trr t 90% INPUT SIGNAL IR IR(REC)=1.0mA OUTPUT PULSE (IF=IR=10mA, MEASURED AT IR(REC)=1.0mA Notes:1. A 2.0 k variable resistor for a Forward Current (IF) 0f 10 mA 2. Input pules is adjusted so IR(peak) is equal to 10 mA » 3. tp trr Figure 1. Recovery Time Equivalent Test Circuit 1000 120 IR, REVERSE CURRENT (nA) IF, FORWARD CURRENT (mA) 100 100 80 60 40 20 Scattering Limit 10 1 Scattering Limit 0.1 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 0 10 20 30 50 70 100 Figure 2. Forward Voltage VF, FORWARD VOLTAGE (VOLTS) Figure 3. Leakage Current VR, REVERSE VOLTAGE (VOLTS) CD, DIODE CAPACITANCE (pF) 1.2 1.0 0.8 0.6 0.4 0.2 0 0 2 4 6 f=1MHZ Tj=25 C 8 10 VR, REVERSE VOLTAGE (VOLTS) Figure 4. Capacitance WEITRON http://www.weitron.com.tw