smn1a - smn1m glass passivated junction silicon surface mount prv : 50 - 1000 volts io : 1.0 am pere features : * glass passivated junction chip * high current capability * high reliability * low reverse current * low forward voltage drop * pb free / rohs compliant mechanical data : * case: jedec sod-123fl, molded plastic over passivated chip * terminals: solder plated, solderable per mil-std-750, method 2026 * polarity: color band denotes cathode end * mounting position : any * weight: 0.02 gram (approximate) maximum ratings and electrical characteristics rating at 25 c ambient temperature unless otherwise specified. symbol smn1a smn1b SMN1D smn1g smn1j smn1k smn1m unit na nb nd ng nj nk nm maximum repetitive peak reverse voltage v rrm 50 100 200 400 600 800 1000 v maximum rms voltage v rms 35 70 140 280 420 560 700 v maximum dc blocking voltage v dc 50 100 200 400 600 800 1000 v maximum average forward current ta = 75 c i f(av) 1.0 a peak forward surge current 8.3ms single half sine wave superimposed on rated load (jedec method) maximum forward voltage at i f = 1.0 amp. v f 1.0 v maximum dc reverse current ta = 25 c i r 5.0 a at rated dc blocking voltage ta = 100 c i r(h) 50 a typical junction capacitance (note1) c j 8.0 pf operation junction temperature range t j - 55 to + 150 c storage temperature range t stg - 55 to + 150 c note : (1) measured at 1.0 mhz and applied reverse voltage of 4.0v dc. page 1 of 2 rev. 01 : january 12, 2009 rating i fsm 30 a marking dimensions in millimeters sod-123fl 1.55(0.061) 1.95(0.077) 0.6(0.024) 1.0(0.039) 2.5(0.098) 2.9(0.114) 0.8(0.031) 1.2(0.047) 0.05(0.002) 0.25(0.010) 3.5(0.138) 3.9(0.154) 0.5(0.020) 1.1(0.043) max0.1(0.004) iatf 0060636 sgs th07/1033 tw00/17276em th97/10561qm
rating and characteristic curves ( smn1a - smn1m ) fig.1 - derating curve current fig.2 - maximum non-repetitive peak forward surge current 0 25 50 75 100 125 150 175 1 2 4 6 10 20 40 60 100 ambient temperature, ( c) number of cycles at 60hz fig.3 - typical forward characteristics fig.4 - typical reverse characteristics 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 forward voltage , ( v ) page 2 of 2 rev. 01 : january 12, 2009 0.8 0.6 0.4 0.2 1.0 10 1 . 0 24 0 30 0 18 12 6 1.0 80 0.1 0.01 10 0 . 1 100 140 020 40 60 120 percent of rated reverse voltage, (%) peak forward surge current, (a) average forward current, (a) forward current, (a) reverse current, ( a) ta = 25 c ta = 100 c tj = 25 c ta = 25 c pulse width = 300 s 2% duty cycle 0.01 iatf 0060636 sgs th07/1033 tw00/17276em th97/10561qm
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