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1N4449 Datasheet(PDF) 1 Page - SynSemi, Inc. |
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1N4449 Datasheet(HTML) 1 Page - SynSemi, Inc. |
1 / 2 page 1N4449 HIGH SPEED SWITCHING DIODE FEATURES : • High switching speed: max. 4 ns • Reverse voltage:max. 75V • Peak reverse voltage:max. 100 V • Pb / RoHS Free MECHANICAL DATA : Case: DO-35 Glass Case Weight: approx. 0.13g Maximum Ratings and Thermal Characteristics ( Ta = 25 °C) Symbol Value Unit VRM 100 V VR 75 V Maximum Forward DC Current IF 200 mA Maximum Average Forward Current IF(AV) mA Maximum Surge Forward Current at tp = 1 µs IFSM 2A Power Dissipation PD 500 mW Maximum Junction Temperature TJ 200 °C Storage Temperature Range TSTG -65 to + 200 °C Electrical Characteristics ( Ta = 25 °C) Parameter Symbol Min. Typ. Max. Unit VR = 20 V - - 25 nA VR = 20 V , Tj = 150 °C- - 50 μA Forward Voltage IF = 5 mA 0.63 - 0.73 IF = 30 mA - - 1.0 Reverse Breakdown Voltage V(BR)R IR = 100 μA (pulsed) 100 - - V Diode Capacitance Cd - - 2 pF IF = 10 mA ,VR = 6 V, RL = 100 Ω Page 1 of 2 Rev. 01 : May 9, 2006 V 150 Parameter Maximum Peak Reverse Voltage Maximum Reverse Voltage Reverse Current Test Condition Trr IR VF Reverse Recovery Time ns 4 f = 1MHz ; VR = 0 - - DO - 35 Glass (DO-204AH) 0.079(2.0 )max. 0.150 (3.8) max. 0.020 (0.52)max. Dimensions in inches and ( millimeters ) 1.00 (25.4) min. 1.00 (25.4) min. Cathode Mark |
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