MOSPEC MU21 Thru MU26 Surface Mount Ultrafast power rectifiers ULTRAFAST RECTIFIERS Ideally suited for high voltage, high frequency rectification, or as free wheeling and protection diodes in surface mount applications where compact size and weight are critical system. 2.0 AMPERES 50-400 VOLTS ＊Low power Loss, High efficiency ＊Glass Passivated chips junction ＊150℃ operating Junction Temperature ＊Low Stored charge Majority Carrier Conduction ＊Low Forward Voltage Drop, High Current Capability ＊High-switching speed 35 & 50 Nanosecond Recovery Time ＊Small Compact Surface Mountable Package with J-Bend ＊Plastic Material used Carries Underwriters Laboratory Flammability Classification 94V-O DO-214AA(SMB) Plating pb free is indicated by box MAXIMUM RATINGS Characteristic Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Average Rectifier Forward Current Non-Repetitive Peak Surge Current (Surge applied at rate load conditions halfware, single phase,60Hz ) Operating and Storage Junction Temperature Range MU Symbol 23 24 Unit 21 22 25 26 VRRM VRWM VR50 50 100 150 200 300 400 V VR(RMS) 35 70 V 105 140 210 280 IO 2.0 IFSM A 50 TJ , TSTG 35 A -65 to +150 ℃ ELECTRICAL CHARACTERISTICS Characteristic MU Symbol 21 Maximum Instantaneous Forward Voltage (IF=2.0 Amp, TC = 25℃) VF Maximum Instantaneous Reverse Current (Rated DC Voltage, TC = 25℃) (Rated DC Voltage, TC = 125℃) IR Reverse Recovery Time ( IF = 0.5 A, IR =1.0 , Irr =0.25 A ) Typical Junction Capacitance (Reverse Voltage of 4 volts & f=1 MHz) Thermal Resistance junction- to- Lead (TL=25℃) 22 23 24 0.95 Unit 25 1.30 V uA 5.0 50 35 50 ns CP 40 35 PF 25 A B C D E F G H MILLIMETERS MIN MAX 3.30 3.90 4.20 4.60 1.80 2.20 5.10 5.60 1.90 2.50 1.30 0.22 0.95 1.35 26 Trr Rθ jL DIM ℃/w CASE--Transfer molded plastic POLARITY--Cathode indicated polarity band MU21 Thru MU26 FIG-3 FORWARD CURRENT DERATING CURVE AVERAGE FORWARD RECTIFIED CURRENT (Amp.) AVERAGE FORWARD RECTIFIED CURRENT (Amp.) FIG-1 TYPICAL FORWARD CHARACTERISITICS MU21-24 MU25-26 LEAD TEMPERATURE (℃) FIG-4TYPICAL JUNCTION CAPACITANCE MU21-24 MU25-26 REVERSE VOLTAGE (Volts.) MU25-26 FIG-5PEAK FORWARD SURGE CURRENT MU21-24 PERCENT OF PEAK REVERSE VOLTAGE (﹪) PEAK FORWARD SURGE CURRENT (Amp.) INSTANTANEOUS REVERSE CURRENT (uA.) FIG-2 TYPICAL REVERSE CHARACTERISTICS JUNCTION CAPACITANCE (PF) FORWARD VOLTAGE (Volts) MU21-24 MU25-26 NUMBER OF CYCLES AT 60 Hz Set time base for 10/20 ns/cm FIG-6 Reverse Recovery Time Characteristic and Test Circuit Diagram OM-B