MUR420

MUR420 Reverse Voltage 200 Volts Features Plastic package has Underwriters Laboratories Flammability Classification 94V-0 Ideally suited for use in very high frequency switching power supplies, inverters and as a free wheeling diode Ultrafast recovery time for high efficiency Glass passivated junction High temperature soldering guaranteed: 250oC/10seconds, 0.375” (9.5mm) lead length, 5 lbs. (2.3Kg) tension Ultrafast Plastic Rectifier Forward Current 4.0 Amperes Mechanical Data Cases: JEDEC DO-201AD, molded plastic body over passivated chip Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting position: Any Weight: 0.045 ounce, 1.2 grams Maximum Ratings and Electrical Characteristics Rating at 25°C ambient temperature unless otherwise specified. Parameter Maximum repetitive peak reverse voltage Working peak reverse voltage Maximum DC blocking voltage Maximum average forward rectified current at TA=80oC (See figure 1) Peak forward surge current 8.3 ms single half sine-wave superimposed on rated load (JEDEC Method) Maximum instantaneous forward voltage (Note 1) Maximum instantaneous reverse current at rated DC blocking voltage (Note 1) Maximum reverse recovery time at IF=0.5A, IR=1.0A, Irr=0.25A Maximum reverse recovery time at IF=1.0A, di/dt=50A/us, VR=30V, Irr=10% IRM Maximum forward recovery time at IF=1.0A, di/dt=100A/us, recovery to 1.0V Typical thermal resistance junction to ambient (Note 2) Operating junction and storage temperature range Notes: Symbols VRRM VRWM V DC IF(AV) IFSM o MUR420 200 200 400 4.0 125.0 0.710 0.875 0.890 5.0 150 25 35 25 28 -55 to +175 Units Volts Volts Volts Amps Amps Volts uA uA nS nS nS o at 3.0A, TJ=150 C at 3.0A, TJ=25oC at 4.0A, TJ=25oC TJ=25 C TJ=150oC o VF IR trr trr tf r RθJA TJ, TSTG C/W o C 1. Pulse test: tp=300us, duty cycle < 2% 2. Lead length = 1/2” on P.C. Board with 1.2” x 1.2” copper surface 251 RATINGS AND CHARACTERISTIC CURVES (TA = 25oC unless otherwise noted) 252