BZG03-C220 ~ bzg03-c270 voltage regulator diodes features : * complete voltage range 220 to 270 volts * high maximum operating temperature * excellent stability * low leakage current * pb / rohs free mechanical data : * case : sma molded plastic * epoxy : ul94v-o rate flame retardant * polarity : color band denotes cathode end * mounting position : any * weight : 0.060 gram (approximately) maximum ratings ( ratin g at 25 c ambient tem p erature unless otherwise s p ecified ) parameter symbol condition min. max. unit power dissipation p tot ttp = 100 c, see fig. 1 - 3 w power dissipation p tot ta = 50 c, see fig. 1; device - 1.25 w mounted on an al 2 o 3 pcb (fig. 4) non-repetitive peak reverse p zsm tp = 100 s; square pulse; - 600 w tj = 25c prior to surge; see fig. 2 forward voltage v f i f = 0.5 a; tj = 25 c; see fig. 3 - 2.0 v junction temperature range t j -65 +175 c storage temperature range t stg -65 +175 c thermal characteristics parameter symbol condition value unit thermal resistance from junction to tie-point r th j-tp 25 k/w thermal resistance from junction to ambient r th j-a (note 1) 100 k/w note 1. device mounted on an al 2 o 3 printed-circuit board, 0.7 mm thick; thickness of cu-layer 35 m, see fig.4. electrical characteristic s (rating at tj = 25 c unless otherwise specified) working voltage differental temperature test maximum reverse marking resistance coefficient current leakage current code r diff ( ? ) at i z i z i r @ v r min. nom. max. typ. max. min. max. (ma) (ma) (v) BZG03-C220 c220 208 220 233 350 750 0.09 0.13 2 1.0 160 bzg03-c240 c240 228 240 256 400 850 0.09 0.13 2 1.0 180 bzg03-c270 c270 251 270 289 450 1000 0.09 0.13 2 1.0 200 page 1 of 2 rev. 00 : november 5, 2007 type no. v z @ i z s z (%/k) at i z 2.3 0.2 sma 1.8 0.2 5.4 0.2 4.4 0.2 2.7 0.2 dimensions in millimeters 1.3 0.2 1.8 0.2 certificate th97/10561qm certificate tw00/17276em
fig.1 - maximum total power dissipation as a fig.2 - maximum non-repetitive peak reverse function of temperature. power dissipation as a function of pulse duration (square pulse). 0 175 solid line: tie-point temperature. tj= 25 c prior to surge. dotted line: ambient temperature; device mounted on an al 2 o 3 pcb as shown in fig.5. fig. 3 - forward current as a function of forward fig.4 - printed-circuit board for surface mounting. voltage; typical values. dimensions in mm. tj= 25 c. page 2 of 2 rev. 00 : november 5, 2007 100 rating and characteristic curves ( BZG03-C220 ~ bzg03-c270 ) 3 2 1 p tot (w) 3 0 10 4 1 0 4 2 0 4 p zsm (w) 10 3 10 2 10 10 -2 10 -1 110 tp (ms) t, (c) 2 i f (a) v f (v) 50 50 4.5 2.5 1.25 certificate th97/10561qm certificate tw00/17276em
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