SEME 1N4149CSM LAB MECHANICAL DATA Dimensions in mm (inches) SILICON EPITAXIAL PLANAR DIODE 2.54 0.13 (0.10 0.005) 0.51 0.10 (0.02 0.004) 0.31 rad. (0.012) 2 0.76 0.15 (0.03 0.006) 3 1 1.91 0.10 (0.075 0.004) A 0.31 rad. (0.012) 3.05 0.13 (0.12 0.005) A= 1.02 0.10 (0.04 0.004) 1.40 (0.055) max. General Purpose and Switching Diode in Hermetic Ceramic Surface Mount Package for High Reliability Applications SOT23 CERAMIC (LCC1 PACKAGE) Underside View PAD 1 -- Anode PAD 2 -- Not Connected PAD 3 -- Cathode ABSOLUTE MAXIMUM RATINGS (Tcase = 25C unless otherwise stated) Parameter Test Conditions Min. Typ. Max. Unit VR Reverse Voltage 100 V VRRM Repetitive Peak Reverse Voltage 100 V IF(AV) Average Rectified Forward Current 150 mA IF Forward Current 200 mA IFRM Repetitive Peak Forward Current 450 mA IFSM Non-Repetitive Peak Forward Current Ptot Power Dissipation at Tamb = 25 C t = 1s 2000 t = 1s 500 mA 500 mW Max. Unit IF = 10mA 1 V VR = 20V 25 nA VR = 20V , Tj = 150C 50 A CHARACTERISTICS (Tcase = 25C unless otherwise stated) Parameter VF Forward Voltage IR Reverse Current Test Conditions Min. Typ. Reverse Avalanche Breakdown IR = 100A 100 V Voltage IR = 5A 100 V Cd Capacitance VR = 0V , f = 1 MHz 4 pF Vfr Forward Recovery Voltage IF = 50mA , tr = 20ns 2.5 V trr Reverse Recovery Time 4 ns V(BR)R Semelab plc. IF = 10mA to IR = 60mA RL = 100 Telephone +44(0)1455 556565. Fax +44(0)1455 552612. Website: http://www.semelab.co.uk E-mail: sales@semelab.co.uk 10/99 Search Results Part number search for devices beginning "1N4149" Semelab Home Datasheets are downloaded as Acrobat PDF files. Diode Products PRODUCT Package Type Voltage (V) Current (A) VF(cont) trr(min) 1N4149CSM LCC1 Signal 100V 150mA 1V - 1N4149CSM-JQR-B LCC1 Signal 100V 150mA 1V - 1N4149DCSM LCC2 Dual Signal 100V 2 x 0.15A 1V - 1N4149DCSM-JQR-B LCC2 Dual Signal 100V 2 x 0.15A 1V - 1N4149QCSM LCC2 Quad Signal 100V 4 x 0.15A 1V - 1N4149QCSM-JQR-B LCC2 Quad Signal 100V 4 x 0.15A 1V - Searched through 576 records and found 6 products matching your criteria. Top of Page If you are unable to find a suitable part, please contact us. file:///I|/seme_lab/1/1N4149.html [5/9/02 10:33:18 AM]