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SM6A27 Datasheet(PDF) 1 Page - General Semiconductor |
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SM6A27 Datasheet(HTML) 1 Page - General Semiconductor |
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SM6A27 TRANSIENT SUPPRESSOR SURFACE MOUNT AUTOMOTIVE TRANSIENT VOLTAGE SUPPRESSOR Zener Voltage - 27.0 Volts Peak Pulse Current - 90.0 Amps FEATURES ¨ Ideally suited for load dump protection ¨ Plastic package has Underwriters Laboratory Flammability Classification 94V-0 ¨ High temperature stability due to unique oxide passivation ¨ Exclusive patented PARª oxide passivated chip construction ¨ Integrally molded heatsink provides a very low thermal resistance for maximum heat dissipation ¨ Low leakage current at TJ=175¡C ¨ Low forward voltage drop ¨ High temperature soldering guaranteed: 260¡C for 10 seconds at terminals MECHANICAL DATA Case: Molded plastic body, surface mount with heatsink integrally mounted in the encapsulation Terminals: Plated, solderable per MIL-STD-750, Method 2026 Polarity: Heatsink is anode Mounting Position: Any Weight: 0.091 ounce, 2.58 grams MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25¡C ambient temperature unless otherwise specified. SYMBOLS SM6A27 UNITS Steady state power dissipation PD 6.0 Watts Non-repetitive peak reverse surge current for 10 ms/10ms exponentially decaying waveform IRSM 90.0 Amps Maximum working peak stand-off voltage VWM 22.0 Volts Minimum reverse zener voltage at 10mA VZ 24.0 Volts Maximum reverse zener voltage at 10mA VZ 30.0 Volts Maximum zener voltage temperature coefficient at IZ=10mA VZTC 36.0 mV/¡C Peak forward surge current, 8.3ms single half sine-wave IFSM 600.0 Amps Maximum clamping voltage for 10 ms/10ms exponentially decaying waveform at IPP=65A VC 40.0 Volts Maximum instantaneous forward voltage at 6.0A (NOTE 1) VF 0.99 Volts Maximum reverse leakage current at rated VWM TJ=25¡C 0.5 TJ=175¡C IR 20.0 mA Maximum thermal resistance junction to case RQJC 0.95 ¡C/W Operating junction and storage temperature range TJ, TSTG -55 to +175 ¡C NOTE: (1) Measured on a 300 ms square pulse width NOTICE: Advanced product information is subject to change without notice 2/23/99 Dimensions in inches and (millimeters) 0.093(2.4) 0.116(3.0) 0.059(1.5) 0.098(2.5) 0.098(2.5) 0.138(3.5) 0.366(9.3) 0.343(8.7) 0.406(10.3) 0.382(9.7) 0.342(8.7) 0.327(8.3) 0.413(10.5) 0.374(9.5) 0.539(13.7) 0.524(13.3) LEAD 2/METAL HEATSINK 0.020(0.5) 0.028(0.7) 0.028(0.7) 0.012(0.3) 0.197(5.0) 0.185(4.7) LEAD 1 0.628(16.0) 0.592(15.0) NEW PRODUCT NEW PRODUCT NEW PRODUCT PA TENTED * *Patent #Õs, 4,980,315, 5,166,769, 5,278,095 DO-218 |
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