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1SMA5939BT3 Datasheet(PDF) 1 Page - Motorola, Inc |
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1SMA5939BT3 Datasheet(HTML) 1 Page - Motorola, Inc |
1 / 6 page 1 MOTOROLA 1SMA5913BT3 through 1SMA5945BT3 1.5 Watt Plastic Surface Mount Silicon Zener Diodes This complete new line of 1.5 Watt Zener Diodes offers the following advantages. Specification Features: • Voltage Range – 3.3 to 68 V • ESD Rating of Class 3 (>16 kV) per Human Body Model • Flat Handling Surface for Accurate Placement • Package Design for Top Side or Bottom Circuit Board Mounting • Low Profile Package • Available in Tape and Reel • Ideal Replacement for MELF Packages Mechanical Characteristics: • Case: Void–free, transfer-molded plastic • Maximum Case Temperature for Soldering Purposes: 260°C for 10 seconds • Finish: All external surfaces are corrosion resistant with readily solderable leads • Polarity: Cathode indicated by molded polarity notch • Mounted Position: Any MAXIMUM RATINGS AND CHARACTERISTICS Rating Symbol Value Unit DC Power Dissipation @ TL = 75°C (Note 1) Derate above 75 °C PD 1.5 20 Watts mW/ °C DC Power Dissipation @ TA = 25°C (Note 1) Derate above 25 °C PD 900 7.2 mW mW/ °C Thermal Resistance from Junction to Lead R θJL 29 °C/W Thermal Resistance from Junction to Ambient R θJA 111 °C/W Peak Forward Surge @ TA = 25°C, (JEDEC Method, Note 3) IFSM 20 Amps Typical Ppk Dissipation @ TL < 25°C, (Note 2, PW–10/1000 µs per Figure 8) Ppk 200 Watts Typical Ppk Dissipation @ TL < 25°C, (Note 2, PW–8/20 µs per Figure 9) Ppk 1000 Watts Operating and Storage Junction Temperature Range TJ, Tstg 150 °C 1. FR4 Board, using Motorola minimum recommended footprint, as shown in case 403B outline dimensions spec. 2. Non–repetitive current pulse. 3. Measured on 8.3 ms single half sine–wave or equivalent square wave, duty cycle = 4 pulse per minute maximum. REV 1 MOTOROLA SEMICONDUCTOR TECHNICAL DATA Order this document by 1SMA5913BT3/D © Motorola, Inc. 1996 1SMA5913BT3 through 1SMA5945BT3 PLASTIC SURFACE MOUNT ZENER DIODES 1.5 WATTS 3.3–68 VOLTS SMA CASE 403B–01 PLASTIC |
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