MUR440

MUR440 and MUR460 Reverse Voltage 400 to 600 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 Excellent high temperature switching Glass passivated junction High temperature soldering guaranteed: 250oC/10seconds, 0.375” (9.5mm) lead length, 5 lbs. (2.3Kg) tension Ultrafast Plastic Rectifiers 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 (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) at 3.0A, TJ=150 C at 3.0A, TJ=25oC at 4.0A, TJ=25oC TJ=25 C TJ=150oC o o Symbols VRRM VRWM V DC IF(AV) IFSM VF IR trr trr tf r RθJA TJ, TSTG MUR440 400 400 400 4.0 125.0 1.05 1.25 1.28 10.0 250 50 75 50 28 -55 to +175 MUR460 600 600 600 Units Volts Volts Volts Amps Amps Volts uA uA nS nS nS o 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) C/W o Operating junction and storage temperature range Notes: C 1. Pulse test: tp=300us, duty cycle < 2% 2. Lead length = 1/2” on P.C. Board with 1.5” x 1.5” copper surface 253 RATINGS AND CHARACTERISTIC CURVES (TA = 25oC unless otherwise noted) 254