NXP Semiconductors Product data sheet High-speed diodes 1N4148; 1N4448 GRAPHICAL DATA mbg451 MBG464 300 600 handbook, halfpage IF IF (mA) (mA) 200 400 (1) (2) (3) 100 200 0 0 0 100 200 T 0 1 2 amb (°C) VF (V) Device mounted on an FR4 printed-circuit board; lead length 10 mm. (1) Tj = 175 °C; typical values. (2) Tj = 25 °C; typical values. (3) Tj = 25 °C; maximum values. Fig.2 Maximum permissible continuous forward current as a function of ambient Fig.3 Forward current as a function of forward temperature. voltage. MBG704 102 handbook, full pagewidth IFSM (A) 10 1 10−1 1 10 t 104 102 103 p (µs) Based on square wave currents. Tj = 25 °C prior to surge. Fig.4 Maximum permissible non-repetitive peak forward current as a function of pulse duration. 2004 Aug 10 4 Document Outline Features Applications Description Marking Ordering information Limiting values Electrical characteristics Thermal characteristics Graphical data Package outline Data sheet status Disclaimers