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| BAS21H Elektronische Bauelemente Surface Mount Switching Diode RoHS Compliant Product A suffix of "-C" specifies halogen & lead-free SOD-323 D 1 FEATURES Fast Switching Speed Surface Mount Package Ideally Suited for automatic Insertion For General Purpose Switching Applications Cathode Band H G F 2 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 = 25C) Parameter Continuous Reverse Voltage Peak Forward Current Peak Forward Surge Current Symbol VR IF IFM(Surge) Ratings 250 200 625 Unit V mA mA THERMAL CHARACTERISTICS Parameter Total Device Dissipation FR-5 Board TA = 25C Derate above 25C Thermal Resistance Junction to Ambient Total Device DissipationAlumina Substrate, TA = 25C Derate above 25C Thermal Resistance Junction to Ambient Junction, Storage Temperature RJA TJ, TSTG (2) (1) Symbol PD RJA PD Maximum Ratings 225 1.8 556 300 2.4 417 -55 ~ +150 Unit mW mW / C C / W mW mW / C C / W C ELECTRICAL CHARACTERISTICS (at Ta = 25C unless otherwise specified) Parameters Off Characteristics Reverse Voltage Leakage Current Reverse Breakdown Voltage IR V(BR) VF1 VF2 Diode Capacitance Reverse Recovery Time 1. 2. CD tRR 250 1.0 100 1000 1250 5.0 50 pF nS A Vdc VR = 200 Vdc VR = 200 Vdc, TJ = 150C IBR = 100 Adc IF = 100 mA IF = 200 mA VR = 0, f = 1MHz IF = IR = 30 mA, RL=100 Symbol Min. Max. Unit Test Conditions Forward Voltage mV 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 Elektronische Bauelemente Surface Mount Switching Diode RATINGS AND CHARACTERISTIC CURVES 820 +10 V 2k 100 H 0.1 F DUT 50 utput Pulse Generator 50 Input Sampling Oscilloscope 90% VR IR Input Signal IR(REC) = 1 mA Output Pulse (IF = IR = 10 mA; measured at IR(REC) = 1 mA) IF 0.1 F tr 10% tp t IF trr t Notes: 1. A 2.0 k 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 3500 3000 2500 TA = -55 C 7000 6000 5000 TA = 155 C Forward Voltage (mV) 2000 1500 1000 500 0 0.1 0.2 0.5 1 2 5 10 20 50 100 200 TA = 155 C TA = 25 C Reverse Current (nA) 4000 3000 6 5 4 3 2 1 0 TA = 25 C TA = -55 C 1 2 5 10 20 50 100 200 300 Forward Current (mA) Reverse Voltage (V) Figure 2. Forward Voltage Figure 3. Reverse Leakage 01-Jun-2005 Rev. B Page 2 of 2 |
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