High Voltage Diodes - Axial Lead 50mA - 420mA • 30ns - 50ns • Hermetic ELECTRICAL CHARACTERISTICS AND MAXIMUM RATINGS Part Number Working Reverse Voltage Average Rectified Current Reverse Current @ Vrwm Forward Voltage (Vrwm) (Io) (Ir) (Vf) 55°C(1) 100°C(2) 25°C 100°C 1 Cycle Repetitive Reverse Surge Surge Recovery Current Current Time tp=8.3ms (3) (Ifsm) (Ifrm) (Trr) 25°C 25°C 25°C 25°C Thermal Impedance Junction C ap. @50VDC @ 1kHZ (Cj) θJ-L L=.000 L=.125 L=.250 25°C Volts mA mA µA µA Volts mA Amps Amps ns °C/W °C/W °C/W pF X 20F F 3 X 50F F 3 X 100F F 3 X 150F F 3 2000 5000 10000 15000 420 150 80 50 210 75 40 25 1.0 1.0 1.0 1.0 20 20 20 20 7.5 12.5 25.0 37.5 420 150 80 50 16.0 10.0 2.0 1.6 3.0 1.0 0.5 0.3 30 30 30 30 5 5 5 5 12 12 12 12 22 22 22 22 4.0 3.0 2.0 2.0 X 20F F 5 X 50F F 5 X 100F F 5 X 150F F 5 2000 5000 10000 15000 420 150 80 50 210 75 40 25 1.0 1.0 1.0 1.0 20 20 20 20 7.5 12.5 25.0 37.5 420 150 80 50 16.0 10.0 2.0 1.6 3.0 1.0 0.5 0.3 50 50 50 50 5 5 5 5 12 12 12 12 22 22 22 22 4.0 3.0 2.0 2.0 (1)TL=55°C L=0.375" (2)TL=100°C L=0.375" (3)If=125mA, Ir=250mA, Irr=63mA *Op.Temp.= -65°C to +175°C Stg.Temp.= -65°C to +200°C Part A X20FF(X) .240(6.10) MAX. X50FF(X) .260(6.60) MAX. X100FF(X) .320(8.13) MAX. X150FF(X) .360(9.14) MAX. Dimensions: In. (mm) All temperatures are ambient unless otherwise noted. Voltage Multipliers Inc. 8711 W. Roosevelt Ave. Visalia, CA 93291 USA VOLTAGE MULTIPLIERS INC. 22 Data subject to change without notice. Tel: 559.651.1402 Fax: 559.651.0740 www.voltagemultipliers.com www.highvoltagepowersupplies.com X20FF3/5 X50FF3/5 X100FF3/5 X150FF3/5 TYPICAL FORWARD VOLTAGE VS. FORWARD CURRENT AT 25°C POWER DERATING 25 10.0 L=0.200" 8.0 L=0.100" L=0.000" 20 7.0 Forward Voltage (V) Maximum Power Dissipation (W) 9.0 6.0 5.0 4.0 3.0 L=0.300" L=0.400" L=0.500" 2.0 1.0 X50FF3/5 15 10 5 0.0 3 X20FF3/5 0 0 25 50 75 100 125 Lead Temperature (°C) 150 0 175 REVERSE CURRENT VS. TEMPERATURE AT Vrwm 1000 0.5 1 1.5 Forward Current (A) 2 TYPICAL FORWARD VOLTAGE VS. FORWARD CURRENT AT 25°C 70 Forward Voltage (V) Reverse Current (µA) 60 100 10 50 X150FF3/5 40 30 X100FF3/5 20 10 1 0 25 50 75 100 Temperature (°C) 125 0 150 TYPICAL REVERSE RECOVERY TIME VS. TEMPERATURE 140 1 Forward Current (A) 1.5 2 TYPICAL JUNCTION CAPACITANCE VS. REVERSE VOLTAGE AT 25°C 9.0 8.0 Junction Capacitance (pF) 120 Reverse Recovery Time (ns) 0.5 100 80 60 40 20 7.0 6.0 5.0 X20FF3/5 X50FF3/5 X100FF3/5 X150FF3/5 4.0 3.0 2.0 1.0 0 0.0 25 50 75 100 Temperature (°C) 125 150 23 0 20 40 60 Reverse Bias Voltage (V) 80 100