1N914/A/B HIGH SPEED SWITCHING DIODES DO - 35 Glass (DO-204AH) FEATURES : • High switching speed: max. 4 ns • Continuous reverse voltage:max. 75 V • Repetitive peak reverse voltage:max. 100 V • Repetitive peak forward current: max. 225 mA • Pb / RoHS Free 1.00 (25.4) min. 0.079(2.0 )max. 0.150 (3.8) max. Cathode Mark 1.00 (25.4) min. 0.020 (0.52)max. MECHANICAL DATA : Case: DO-35 Glass Case Weight: approx. 0.13g Dimensions in inches and ( millimeters ) Maximum Ratings and Thermal Characteristics (Rating at 25 °C ambient temperature unless otherwise specified.) Parameter Symbol Value Unit Maximum Repetitive Peak Reverse Voltage VRRM 100 V Maximum Continuous Reverse Voltage VRM 75 V Maximum Continuous Forward Current IF 75 mA Maximum Power Dissipation PD 250 mW Maximum Repetitive Peak Forward Current IFRM 225 mA Maximum Non-repetitive Peak Forward Current at t = 1s IFSM 0.5 A Maximum Junction Temperature TJ 175 °C Storage Temperature Range TS -65 to + 200 °C Electrical Characteristics (TJ = 25°C unless otherwise noted) Parameter Symbol IR Reverse Current Forward Voltage 1N914 1N914A 1N914B 1N914B VF Diode Capacitance Cd Reverse Recovery Time Trr Test Condition VR = 20 V VR = 20 V , Tj = 150 °C IF = 10 mA IF = 20 mA IF = 5 mA IF = 100 mA f = 1MHz ; VR = 0 Min Typ Max Unit 0.62 - - 25 50 1.0 1.0 0.72 1.0 4.0 nA μA V V V V pF - - 4 ns IF = 10 mA to I R = 60 mA Page 1 of 2 RL = 100 Ω ; measured at IR = 1mA Rev. 03 : March 25, 2005 RATING AND CHARACTERISTIC CURVES ( 1N914/A/B ) FIG. 1 MAXIMUM PERMISSIBLE CONTINUOUS FORWARD CURRENT AS A FUNCTION OF AMBIENT TEMPERATURE. FIG. 2 TYPICAL FORWARD VOLTAGE 1000 Lead Length 10mm. Forward Current , IF (mA) CONTINUOUS FORWARD CURRENT, IF (mA) 100 75 50 25 100 10 1 0.1 0 0.01 0 100 200 0 FIG. 3 TYPICAL DIODE CAPACITANCE AS A FUNCTION OF REVERSE VOLTAGE 0.8 1.2 1.4 FIG. 4 TYPICAL REVERESE CURRENT VERSUS JUNCTION TEMPERATURE 1.2 103 1.0 VR = 75V Reverse Current , IR (μA) Diode Capacitance , Cd (pF) 0.4 Forward Voltage , VF (V) Ambient Temperature , Ta (°C) 0.9 0.8 0.7 102 10 1 f = 1MHz; TJ = 25°C 0.6 10-1 0.5 10-2 0.4 0 10 Reverse Voltage , V R (V) Page 2 of 2 TJ = 25°C 20 0 100 200 Junction Temperature , Ta (°C) Rev. 03 : March 25, 2005