1N6638CSM MECHANICAL DATA Dimensions in mm(inches) 2.54 ± 0.13 (0.10 ± 0.005) 0.51 ± 0.10 (0.02 ± 0.004) SWITCHING DIODE IN A CERAMIC SURFACE MOUNT PACKAGE FOR HI–REL APPLICATIONS 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) 1.40 (0.055) max. A = 1.02 ± 0.10 (0.04 ± 0.004) • HERMETIC CERAMIC SURFACE MOUNT PACKAGE LCC1 PACKAGE (SOT23 Compatible) Pad 1 – Anode Pad 2 – N/C FEATURES • SCREENING OPTIONS AVAILABLE Pad 3 – Cathode ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C unless otherwise stated) VBR Breakdown Voltage 150V VRWM Working Peak Reverse Voltage 125V IF(AV) Average Forward Current IFSM(surge) Repetitive Forward Current TJ Operating Junction Temperature -65 to +175°C TSTG Storage Junction Temperature -65 to +175°C RθJC Thermal Resistance Junction To Case ELECTRICAL CHARACTERISTICS Parameter 300mA 2.5A 20°C/W (Tcase = 25°C unless otherwise stated) Test Conditions Min. Typ. Max. Unit VF1 Forward Voltage IF = 10mA (Pulsed) 0.8 V IR1 Leakage Current VR = 20V 35 nA IR2 Leakage Current VR = VRWM 0.5 µA tfr Forward Recovery Time IF = 50mA 20 ns trr Reverse Recovery Time IRM = IF = 10mA 4.5 ns CT1 Total Capacitance VR = 0V 2.5 pF Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use. Semelab encourages customers to verify that datasheets are current before placing orders. Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612. E-mail: [email protected] Website: http://www.semelab.co.uk Document Number 3589 Issue 1