LESHAN RADIO COMPANY, LTD. Monolithic Dual Switching Diode BAW156LT1 This switching diode has the following features: * Low Leakage Current Applications * Medium Speed Switching Times * Available in 8mm Tape and Reel 3 Use BAW156LT1 to order the 7 inch/3,000 unit reel Use BAW156LT3 to order the 13inch/10,000 unit reel 1 ANODE 3 2 CATHODE 1 CASE 318-08, STYLE12 SOT- 23 (TO-236AB) 2 ANODE MAXIMUM RATINGS Rating Reverse Voltage Forward Current Peak Forward Surge Current Symbol VR IF I FM(surge) Value 70 200 500 Unit Vdc mAdc mAdc Symbol PD Max 225 Unit mW R JA PD 1.8 556 300 mW/C C/W mW R JA T J , T stg 2.4 417 -55 to +150 mW/C C/W C THERMAL CHARACTERISTICS Characteristic Total Device Dissipation FR- 5 Board (1) T A = 25C Derate above 25C Thermal Resistance, Junction to Ambient Total Device Dissipation Alumina Substrate, (2) T A = 25C Derate above 25C Thermal Resistance, Junction to Ambient Junction and Storage Temperature DEVICE MARKING BAW156LT1 = JZ ELECTRICAL CHARACTERISTICS (T A = 25C unless otherwise noted)(EACH DIODE) Characteristic Symbol Min Max V (BR) 70 -- Unit OFF CHARACTERISTICS Reverse Breakdown Voltage(I (BR) = 100 Adc) Reverse Voltage Leakage Current (V R = 70 Vdc) (V R = 70 Vdc,T J=150C) Diode Capacitance(VR=0V,f=1.0MHz) Forward Voltage (I F = 1.0 mAdc) (I F = 10 mAdc) (I F = 50 mAdc) (I F = 150 mAdc) Reverse Recovery Time (I F = I R = 10 mAdc) (Figure 1) 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. IR Vdc nAdc -- -- -- 5.0 80 2.0 VF -- -- -- -- 900 1000 1100 1250 mVdc t rr -- 3.0 s CD pF G14-1/2 LESHAN RADIO COMPANY, LTD. BAW156LT1 +10 V 2.0 k 820 100 H 0.1 F 50 OUTPUT PULSE GENERATOR tr 0.1F IF tp t IF t rr 10% t 90% D.U.T. 50 INPUT SAMPLING OSCILLOSCOPE i INPUT SIGNAL V R IR R(REC) = 1.0 mA OUTPUT PULSE (I F = I R = 10 mA; MEASURED at i R(REC) = 1.0 mA) Notes: 1. A 2.0 k variable resistor adjusted for a Forward Current (I F ) of 10mA. Notes: 2. Input pulse is adjusted so I R(peak) is equal to 10mA. Notes: 3. t p t rr Figure 1. Recovery Time Equivalent Test Circuit G14-2/2