SEME BAT54CSM LAB MECHANICAL DATA Dimensions in mm (inches) 2.54 ± 0.13 (0.10 ± 0.005) 0.51 ± 0.10 (0.02 ± 0.004) 0.31 rad. (0.012) SCHOTTKY DIODE IN HERMETIC CERAMIC SURFACE MOUNT PACKAGE FOR HIGH RELIABILITY APPLICATIONS 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. SOT23 CERAMIC (LCC1 PACKAGE) Underside View PAD 1 — Anode PAD 2 — N/C PAD 3 — Cathode ABSOLUTE MAXIMUM RATINGS (TMB = 25°C unless otherwise stated) VR Reverse Voltage IF Forward Current 1 30V TMB ≤ 25°C 200mA Derate @ TMB >25°C See Figure 1 IFM Peak Forward Current TJ Maximum Operating Junction Temperature –55 to +135°C TSTG Storage Temperature Range –65 to +175°C 600mA ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise stated) Parameter IR VF Reverse Current Forward Voltage C Capacitance trr Reverse Recovery Time Test Conditions VR = 25V VR = 25V Min. Typ. Max. 2 TA = 85°C 100 IF = 1mA 0.32 IF = 10mA 0.40 IF = 30mA 0.50 VR = 1V f = 1MHz IF = 100mA to IR = 10mA RL = 100Ω Unit µA V 10 pF 5 ns 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 3263 Issue 2 SEME BAT54CSM LAB Figure 1 – Power Derating Curve 250 Forward Current (mA) 200 150 100 50 0 0 25 50 75 100 125 150 Mounting Substrate Temperature (˚C) 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 3263 Issue 2