- 您现在的位置：买卖IC网 > Sheet目录118 > 1N4148-G (Comchip Technology)DIODE FAST SW 150MA 75V DO-35
             RATING AND CHARACTERISTIC CURVES (1N4148-G) Page 2 QW-B0050 REV:A Switching Diode Percent of Rated Peak Reverse Voltage, (%) I n s t a n t a n e o u s R e v e r s e C u r r e n t , ( u A ) TJ=100°C 010 20 40 60 80 100 120 140 100 10 1.0 0.1 0. Fig.1 - Maximum Forward Current A v e r a g e F o r w a r d C u r r e n t , ( m A ) Ambient Temperature, (°C) 250 200 150 100 50 1 10 100 Fig.2 - Maximum Non-Repetitive Forward Surge Current Per Bridge Elelment P e a k F o r w a r d S u r g e C u r r e n t , ( A ) Number of Cycles at 60 Hz TJ=150 °C Fig.3 - Typical Instantaneous Forward Characteristics Per Bridge Element Instantaneous Forward Voltage, (V) I n s t a n t a n e o y s F o r w a r d C u r r e n t , ( m A ) 0.10.3 0 .5 0.7 0 100 200 0.9 1.1 1.3 Fig.4 - Typical Reverse Characteristics Per Bridge Element 0 3.5 2.5 2.0 1.0 0 1000 100 10 1.0 Derating Curve 0.5 1.5 3.0 8.3ms Single Half Sine Wave JEDEC Method TJ=150 °C TJ=25°C TJ=25°C Fig.5 - Reverse Recover Time Characteristics and Test Circuit Diagarm (+) (+) 50Vdc (approx.) ( ) ( ) PULSE GENERATOR (NOTE 2) OSCILLISCOPE (NOTE 1) 1W NON- INDUCTIVE NOTES: 1. Rise Time= 7ns max. Input Impedance= 1 megohm.22pF. 2. Rise Time= 10ns max. Source Impedance= 50 ohms. D.U.T. 10W NONINDUCTIVE 50W NONINDUCTIVE +0.5A 0 -0.25A -1.0A | | | | | | | | 1cm SET TIME BASE FOR 50 / 10ns / cm trr Comchip Technology CO., LTD. |