PFF50 Axial Leaded Hermetically Sealed High Voltage Superfast Rectifier Diode POWER POWERMANAGEMENT DISCRETES Outline Drawing Features Very Low Reverse Recovery Time Avalanche Capability Glass Passivated for Hermetic Sealing Low Switching Losses Soft, Non-snap off, Recovery Characteristics These diodes can also be available as screened F and FX level parts D A C B B Absolute Maximum Rating Parameter Symbol Max Units Working reverse voltage VRWM 5000 V Repetitive reverse voltage VRRM 5000 V Average forward current (@55°C, lead length 0.375”) IF(AV) 0.36 A Repetitive surge current @25°C IFRM 4 A Non-repetitive surge current @25°C (tp = 8.3ms) IFSM 20 A Storage temperature range tSTG -65 to +200 °C Operating temperature range TOP -65 to +175 °C *Cathode denoted by a black band DIM MM INCHES Min Max Min Max A - 5.5 - 0.215 B 25.4 33.02 1.0 1.3 C - 8.89 - 0.350 D 0.94 1.1 0.037 0.043 Ordering Information Thermal Characteristics Symbol Thermal Impedance θJ-L Part Number PFF50 Unit L = 0.000, 3 °C/W L = 0.125, 6 °C/W L = 0.250, 12 °C/W PFF50 Description Axial leaded, hermetically sealed high-voltage superfast rectifier diode(1) Note: (1) Available in bulk or tape and reel packaging. Please consult factory for quantities. Electrical Characteristics Parameter Condition Symbol PFF50 (max at 55°C) IF(AV) 0.36 Average forward current (max at 100°C) Forward voltage drop Reverse current Junction capacitance (typ) January 11, 2007 A 0.18 (max @ IF = 0.2A, TJ = 25°C) (max at VRWM, TJ = 25°C) (max at VRWM, TJ = 100°C) Reverse recovery time Units VF 12.5 V 1 IR 25 μA (0.5A If to 1.0A Irm. Recover to 0.25A Irm(REC)) trr 35 ns 50VDC @ 1kHZ CJ 16 pF 1 www.semtech.com PFF50 POWER DISCRETES Typical Characteristics © 2006 Semtech Corp. 2 www.semtech.com PFF50 POWER DISCRETES Contact Information Semtech Corporation Power Discretes Products Division 200 Flynn Road, Camarillo, CA 93012 Phone: (805) 498-2111 Fax: (805) 498-3804 www.semtech.com © 2006 Semtech Corp. 3 www.semtech.com