LESHAN RADIO COMPANY, LTD. Dual Switching Diodes BAV70WT1 3 DEVICE MARKING 1 BAV70WT1 = A4 2 MAXIMUM RATINGS (TA = 25C) CASE 419-04, STYLE 5 Rating Symbol Max Unit Reverse Voltage Forward Current Peak Forward Surge Current VR IF IFM(surge) 70 200 500 Vdc mAdc mAdc Symbol Max Unit PD TA = 25C Derate above 25C Thermal Resistance, Junction to Ambient RJA Total Device Dissipation PD Alumina Substrate(2) TA = 25C Derate above 25C Thermal Resistance, Junction to Ambient RJA Junction and Storage Temperature TJ, Tstg 200 mW 1.6 0.625 300 mW/C C/W mW 2.4 417 -55 to +150 mW/C C/W C SOT-323 (SC-70) THERMAL CHARACTERISTICS Characteristic Total Device Dissipation FR-5 Board(1) ANODE ANODE 1 2 3 CATHODE ELECTRICAL CHARACTERISTICS (TA = 25C unless otherwise noted) Characteristic Symbol Min Max Unit V(BR) 70 -- Vdc IR1 IR2 CD -- -- -- 5.0 100 1.5 Adc nAdc pF trr -- -- -- -- -- 715 855 1000 1250 6.0 ns VRF -- 1.75 V OFF CHARACTERISTICS Reverse Breakdown Voltage (I(BR) = 100 Adc) Reverse Voltage Leakage Current (V R = 70 Vdc) (VR = 50 Vdc) Diode Capacitance (V R = 0, f = 1.0 MHz) Forward Voltage (I F = 1.0 mAdc) (IF = 10 mAdc) (IF = 50 mAdc) (IF = 150 mAdc) Reverse Recovery Time (IF= IR=10 mAdc, RL= 100, IR(REC)= 1.0 mAdc) (Figure 1) Forward Recovery Voltage (IF = 10 mAdc, tr = 20 ns) (Figure 2) 1. FR-5 = 1.0 x 0.75 x 0.062 in. 2. Alumina = 0.4 x 0.3 x 0.024 in. 99.5% alumina. 3.For each individual diode while the seeond diode is unbiased. VF mVdc BAV70WT1-1/3 LESHAN RADIO COMPANY, LTD. BAV70WT1 BAV70 RS = 50 SAMPLING OSCILLOSCOPE RL = 50 IF tr tp I 10% +IF trr OUTPUT PULSE 10%OF 90% VR VR 100 INPUT PULSE Figure 1. Recovery Time Equivalent Test Circuit 450 1 K RS = 50 SAMPLING OSCILLOSCOPE RL = 50 BAV70 I V 90% VFR 10% t tr tp INPUT PULSE Figure 2. OUTPUT PULSE t BAV70WT1-2/3 LESHAN RADIO COMPANY, LTD. BAV70WT1 10 IR , REVERSE CURRENT (A) 10 TA = 85C TA = 25C 1.0 TA = -40C 0.1 0.2 0.4 0.6 0.8 1.0 VF, FORWARD VOLTAGE (VOLTS) 1.2 TA = 150C TA = 125C 1.0 TA = 85C 0.1 TA = 55C 0.01 0.001 TA = 25C 0 10 Figure 3. Forward Voltage 20 30 40 VR, REVERSE VOLTAGE (VOLTS) 50 Figure 4. Leakage Current 1.0 CD, DIODE CAPACITANCE (pF) IF, FORWARD CURRENT (mA) 100 0.9 0.8 0.7 0.6 0 2 4 6 8 VR, REVERSE VOLTAGE (VOLTS) Figure 5. Capacitance BAV70WT1-3/3