1N4148 vs 1N4149

Product Attributes

Part Number 1N4148 1N4149
Manufacturer onsemi onsemi
Category Diodes - Rectifiers - Single Diodes - Rectifiers - Single
1N4148 1N4149
Product Status Active Active
Diode Type Standard Standard
Voltage - DC Reverse (Vr) (Max) 100 V 100 V
Current - Average Rectified (Io) 200mA 500mA
Voltage - Forward (Vf) (Max) @ If 1 V @ 10 mA 1 V @ 10 mA
Speed Small Signal =< 200mA (Io), Any Speed Fast Recovery =< 500ns, > 200mA (Io)
Reverse Recovery Time (trr) 4 ns 4 ns
Current - Reverse Leakage @ Vr 5 µA @ 75 V 25 nA @ 20 V
Capacitance @ Vr, F 4pF @ 0V, 1MHz 2pF @ 0V, 1MHz
Mounting Type Through Hole Through Hole
Package / Case DO-204AH, DO-35, Axial DO-204AH, DO-35, Axial
Supplier Device Package DO-35 DO-35
Operating Temperature - Junction -65°C ~ 175°C 175°C (Max)