1N4149CSM

LAB MECHANICAL DATA Dimensions in mm (inches) 0.51 ± 0.10 (0.02 ± 0.004) 0.31 rad. (0.012) 2.54 ± 0.13 (0.10 ± 0.005) SEME 1N4149CSM SILICON EPITAXIAL PLANAR DIODE General Purpose and Switching Diode in Hermetic Ceramic Surface Mount Package for High Reliability Applications 3 2 1 1.91 ± 0.10 (0.075 ± 0.004) 3.05 ± 0.13 (0.12 ± 0.005) A= 0.76 ± 0.15 (0.03 ± 0.006) 0.31 rad. (0.012) A 1.40 (0.055) max. 1.02 ± 0.10 (0.04 ± 0.004) SOT23 CERAMIC (LCC1 PACKAGE) Underside View PAD 1 — Anode PAD 2 — Not Connected PAD 3 — Cathode ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C unless otherwise stated) Parameter VR VRRM IF(AV) IF IFRM IFSM Ptot Reverse Voltage Repetitive Peak Reverse Voltage Average Rectified Forward Current Forward Current Repetitive Peak Forward Current Non-Repetitive Peak Forward Current Power Dissipation at Tamb = 25 °C t = 1µs t = 1s Test Conditions Min. Typ. Max. 100 100 150 200 450 2000 500 500 Unit V V mA mA mA mA mW CHARACTERISTICS (Tcase = 25°C unless otherwise stated) Parameter VF IR V(BR)R Cd Vfr trr Forward Voltage Reverse Current Reverse Avalanche Breakdown Voltage Capacitance Forward Recovery Voltage Reverse Recovery Time Test Conditions IF = 10mA VR = 20V VR = 20V , Tj = 150°C IR = 100µA IR = 5µA VR = 0V , f = 1 MHz IF = 50mA , tr = 20ns IF = 10mA to IR = 60mA RL = 100Ω Min. Typ. Max. 1 25 50 Unit V nA µA V V 100 100 4 2.5 4 pF V ns 10/99 Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612. Website: http://www.semelab.co....