BAS21H Surface Mount Switching Diode Elektronische Bauelemente RoHS Compliant Product A suffix of “-C” specifies halogen & lead-free SOD-323 FEATURES z z z Fast Switching Speed Surface Mount Package Ideally Suited for automatic Insertion For General Purpose Switching Applications D 1 Cathode Band H G 2 F C B A E MARKING: T3 J REF. A B C D Millimeter Min. Max. 1.05 REF. 0.20 REF. 0.80 1.00 0.25 0.40 REF. E F G H Millimeter Min. Max. 0.080 0.180 1.15 1.45 1.60 1.80 2.30 2.70 ABSOLUTE MAXIMUM RATINGS (Single diode @ TA = 25°C) Parameter Symbol Ratings Unit Continuous Reverse Voltage VR 250 V Peak Forward Current IF 200 mA IFM(Surge) 625 mA Symbol Maximum Ratings Unit Peak Forward Surge Current THERMAL CHARACTERISTICS Parameter Total Device Dissipation FR–5 Board (1) TA = 25°C PD Derate above 25°C Thermal Resistance Junction to Ambient Total Device DissipationAlumina Substrate, RθJA 225 mW 1.8 mW / °C 556 °C / W (2) 300 mW 2.4 mW / °C RθJA 417 °C / W TJ, TSTG -55 ~ +150 °C TA = 25°C PD Derate above 25°C Thermal Resistance Junction to Ambient Junction, Storage Temperature ELECTRICAL CHARACTERISTICS (at Ta = 25°C unless otherwise specified) Parameters Symbol Min. Max. Unit Test Conditions IR - 1.0 100 μA VR = 200 Vdc VR = 200 Vdc, TJ = 150°C V(BR) 250 - Vdc IBR = 100 μAdc VF1 - 1000 VF2 - 1250 Diode Capacitance CD - 5.0 pF VR = 0, f = 1MHz Reverse Recovery Time tRR - 50 nS IF = IR = 30 mA, RL=100Ω Off Characteristics Reverse Voltage Leakage Current Reverse Breakdown Voltage Forward Voltage 1. 2. mV IF = 100 mA IF = 200 mA FR - 5 = 1.0 x 0.75 x 0.062 in. Alumina = 0.4 x 0.3 x 0.024 in. 99.5% alumina. 01-Jun-2005 Rev. B Page 1 of 2 BAS21H Surface Mount Switching Diode Elektronische Bauelemente RATINGS AND CHARACTERISTIC CURVES 820 Ω +10 V 2k 100 μH 0.1 μF IF tr tp IF t trr 10% 0.1 μF t DUT 50 Ω Οutput Pulse Generator 90% 50 Ω Input Sampling Oscilloscope VR IR(REC) = 1 mA IR Output Pulse (IF = IR = 10 mA; measured at IR(REC) = 1 mA) Input Signal Notes: 1. A 2.0 kΩ variable resistor adjusted for a Forward Current (IF) of 10 mA. Notes: 2. Input pulse is adjusted so IR(peak) is equal to 10 mA. Notes: 3. tp » trr Figure 1. Recovery Time Equivalent Test Circuit 7000 6000 5000 3500 3000 TA = -55 C Reverse Current (nA) Forward Voltage (mV) 2500 2000 1500 TA = 155 C 1000 TA = 25 C 500 0 0.1 0.2 0.5 1 2 5 10 20 Forward Current (mA) Figure 2. Forward Voltage 01-Jun-2005 Rev. B 50 100 200 TA = 155 C 4000 3000 6 5 4 3 2 1 0 TA = 25 C TA = -55 C 1 2 5 10 20 50 100 200 300 Reverse Voltage (V) Figure 3. Reverse Leakage Page 2 of 2