High Voltage Diodes - Axial Lead 500mA - 1500mA • 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 1N6837 5000 500 250 1.0 25 12.0 500 20.0 4.0 30 3 6 12 16.0 1N6838 1N6839 2000 5000 1500 600 1000 500 1.0 1.0 25 25 4.5 10.0 1500 600 60.0 30.0 10.0 6.0 50 50 3 3 6 6 12 12 20.0 16.0 (1)TL=55°C L=0.375" (2)TL=100°C L=0.375" (3)If=0.5A, Ir=1.0A, Irr=0.25A *Op.Temp.= -65°C to +175°C Stg.Temp.= -65°C to +200°C Part A 1N6837 1N6838 .350(8.89) MAX. 1N6839 Dimensions: In. (mm) All temperatures are ambient unless otherwise noted. Voltage Multipliers Inc. 8711 W. Roosevelt Ave. Visalia, CA 93291 USA VOLTAGE MULTIPLIERS INC. 26 Data subject to change without notice. Tel: 559.651.1402 Fax: 559.651.0740 www.voltagemultipliers.com www.highvoltagepowersupplies.com 1N6837 1N6838 1N6839 TYPICAL FORWARD VOLTAGE VS. FORWARD CURRENT AT 25°C 25 20.0 20 L=0.200" L=0.100" Forward Voltage (V) Maximum Power Power Dissipation Dissipation (W) (W) Maximum POWER DERATING 25.0 L=0.000" 15.0 10.0 5.0 1N6837 15 10 1N6839 3 5 L=0.300" L=0.400" L=0.500" 0.0 0 0 25 50 75 100 125 Lead Temperature (°C) 150 175 0 REVERSE CURRENT VS. TEMPERATURE AT Vrwm 1000 1 2 3 Forward Current (A) 4 5 TYPICAL FORWARD VOLTAGE VS. FORWARD CURRENT AT 25°C 6 Forward Voltage (V) Reverse Current (µA) 5 100 10 4 1N6838 3 2 1 1 0 25 75 100 Temperature (°C) 125 TYPICAL REVERSE RECOVERY TIME VS. TEMPERATURE 60.0 1N6838 1N6839 150 1N6837 50 0 1 2 3 Forward Current (A) 4 5 TYPICAL JUNCTION CAPACITANCE VS. REVERSE VOLTAGE AT 25°C 50.0 200 100 0 150 Junction Capacitance (pF) Reverse Recovery Time (ns) 250 50 Dimensions: In.50 (mm) 25 40.0 30.0 1N6838 20.0 1N6837 1N6839 10.0 0.0 are unless otherwise to change without 0 noted. 20 Data subject 40 60 80 notice. 100 75All temperatures 100 125ambient 150 Tel: 559.651.1402 Temperature (°C) Reverse Bias Voltage (V) Voltage Multipliers Inc. 8711 W. Roosevelt Ave. Visalia, CA 93291 USA VOLTAGE MULTIPLIERS INC. 27 Fax: 559.651.0740 www.voltagemultipliers.com www.highvoltagepowersupplies.com