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SMAJ28A Datasheet(PDF) 1 Page - DAESAN ELECTRONIC CORP. |
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SMAJ28A Datasheet(HTML) 1 Page - DAESAN ELECTRONIC CORP. |
1 / 4 page SMAJ5.0 THRU SMAJ188CA Features Mechanical Data · Plastic package has Underwriters Laboratory flammability classification 94V-0 · Optimized for LAN protection applications · Ideal for ESD protection of data lines in accordance with IEC 1000-4-2 (IEC801-2) · Ideal for EFT protection of data lines in accordance with IEC 1000-4-4 (IEC801-4) · Low profile package with built-in strain relief for surface mounted applications · Glass passivated junction · Low incremental surge resistance, excellent clamping capability · 400W peak pulse power capability with a 10/1000μS waveform, repetition rate(duty cycle) : 0.01% (300W above 78V) · Very fast response time · High temperature soldering guaranteed : 250℃/10 seconds at terminals Devices For Bidirectional Applications Maximum Ratings And Electrical Characteristics · For bi-directional devices, use suffix C or CA (e.g. SMAJ10C, SMAJ10CA). Electrical characteristics apply in both directions. · Case : JEDEC DO-214AC(SMA) molded plastic over passivated chip · Terminals : Solder plated , solderable per MIL-STD-750, method 2026 · Polarity : For uni-directional types the band denotes the cathode, which is positive with respect to the anode under normal TVS operation · Mounting Position : Any · Weight : 0.002 ounce, 0.064 gram Peak pulse power dissipation with a 10/1000μS waveform (Note 1,2. Fig. 1) Peak pulse current with a waveform (Note 1) Typical thermal resistance, junction to lead Typical thermal resistance, junction to ambient (Note 3) Peak forward surge current, 8.3mm single half sine-wave unidirectional only (Note 2) Operating junction and storage temperature range PPPM 400 Watts Symbols Values Units 30 IPPM See next table Amps 40 IFSM TJ,TSTG 120 -55 to +150 ℃ ℃/W ℃/W Amps (Ratings at 25℃ ambient temperature unless otherwise specified) Notes: (1) Non repetitive current pulse, per Fig.3 and derated above TA=25℃ per Fig.2 Rating is 300W above 78V (2) Mounted on 0.2×0.2"(5.0×5.0mm) copper pads to each terminal (3) Mounted on minimum recommended pad layout POWER 400Watts VOLTAGE 5.0 to 188 Volts Dimensions in inches and (millimeters) 0.058(1.47) 0.052(1.32) 0.110(2.79) 0.100(2.54) 0.012(0.31) 0.006(0.15) 0.177(4.50) 0.157(3.99) 0.090(2.29) 0.078(1.98) 0.060(1.52) 0.030(0.76) 0.005(0.127) MAX. 0.208(5.28) 0.194(4.93) DO-214AC (SMA) RθJA RθJL |
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