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1 / 4 page SMAJP4KE6.8 thru SMAJP4KE400CA Document Number: SMAJP4KE6.8 thru SMAJP4KE400CA www.smsemi.com Feb.29, 2012 1 Maximum Ratings and Electrical Characteristics @ 25 OC unless otherwise specified Symbol Conditions Value Unit PPPM Peak pulse power capability with a 10/1000 μs 400 W IPPM Peak pulse current with a 10/1000μs SEE TABLE1 A PM(AV) Steady state power dissipation at TL=65℃ ,Lead lengths 0.375”(10mm) 5.0 W Steady state power dissipation at TA=25℃ when mounted on FR4 PC described for thermal resistance 1.52 W IFSM Peak forward surge current,8.3ms single half sine-wave unidirectional only⑴ 40 A VF Maximum instantaneous forward voltage at 30A for unidirectional only⑵ 3.5/5.0 V RθJL Thermal resistance junction to lead 17 ℃/W RθJA Thermal resistance junction to ambient 82 ℃/W TJ, TSTG Operating and Storage Temperature -65 to +150 ℃ Notes: ⑴ Measured on 8.3ms single half sine-wave or equivalent square wave, duty cycle=4 pulses per minute maximum ⑵ V F=3.5V for SMAJP4KE220(A) and below; VF=5.0V for SMAJP4KE250(A) and above Transient Voltage Suppressor Breakdown Voltage 6.8 to 400 Volts Peak Pulse Power 400 Watts Features Breakdown Voltages (VBR)from 6.8 to 400V 400W peak pulse power capability with a 10/1000 μs waveform, repetitive rate (duty cycle):0.01% Fast Response Time Low incremental surge resistance Excellent clamping capability Available in uni-directional and bi-directional High temperature soldering guaranteed: 265℃ /10 seconds, 0.375” (9.5mm) lead length, 5lbs. (2.3kg) tension Application Use in sensitive electronics protection against voltage transients induced by inductive load switching and lighting on ICS, MOSFE, signal lines of sensor units for consumer, computer, industrial, automotive and telecommunication Mechanical Data Case: Void-free transfer molded thermosetting epoxy body meeting UL94V-O Terminals: Tin-Lead or ROHS Compliant annealed matte-Tin plating readily solderable per MIL-STD-750, Method 2026 Marking: Body marked with part number Polarity: Cathode indicated by band. No marking on bi- directional devices Weight: 0.053g(Approximately) CASE: SMA (DO214AC) Dimensions in inches and (millimeters) 打印无效 |
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