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1N4148 - 1N4148 1N4448 FAST SWITCHING DIODE Features Fast...

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D S 12019 Rev. B-2 1 of 2 1N4148 / 1N4448 Features 1N4148 / 1N4448 FAST SWITCHING DIODE · Fast Switching Speed · General Purpose Rectification · Silicon Epitaxial Planar Construction Characteristic Symbol 1N4148 1N4448 Unit Non-Repetitive Peak Reverse Voltage V RM 100 V Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage V RRM V RWM V R 75 V RMS Reverse Voltage V R(RMS) 53 V Forward Continuous Current (Note 1) I FM 300 500 mA Average Rectified Output Current (Note 1) I O 150 mA Non-Repetitive Peak Forward Surge Current @ t = 1.0s @ t = 1.0 m s I FSM 1.0 2.0 A Power Dissipation (Note 1) Derate Above 25 ° C P d 500 1.68 mW mW/ ° C Thermal Resistance, Junction to Ambient Air (Note 1) R q JA 300 K/W Operating and Storage Temperature Range T j , T STG -65 to +175 ° C Maximum Ratings @ T A = 25 ° C unless otherwise specified Notes: 1. Valid provided that device terminals are kept at ambient temperature. Characteristic Symbol Min Max Unit Test Condition Maximum Forward Voltage 1N4148 1N4448 1N4448 V FM ¾ 0.62 ¾ 1.0 0.72 1.0 V I F = 10mA I F = 5.0mA I F = 100mA Maximum Peak Reverse Current I RM ¾ 5.0
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