technical data sheet 6 lake street, lawrence, ma 01841 gort road business park, ennis, co. clare, ireland 1-800-446-1158 / (978) 620-2600 / fax: (978) 689-0803 tel: +353 (0) 65 6840044 fax: +353 (0) 65 6822298 website: http://www.microsemi.com 1500 watt low voltage transient voltage suppressor qualified per mil-prf-19500/500 t4-lds-0095 rev. 2 (101572) page 1 of 5 devices levels 1n5907 jan jantx jantxv description do-13 (do-202a) this unidirectional low voltage transien t voltage suppressor (tvs) device for the 1n5907 jedec registration has a high peak pulse power rating of 1500 w with extremely fast response times. the 1n5907 is available in a military qualified version as described in the features section herein. it ?s most often used for protecting against transients from inductive switching environm ents, induced rf effects, or induced secondary lightning effects as found in surge levels of iec61000-4-5 described herein. it?s also very successful in protecting air borne avionics and electrical systems when low voltage is required. since their respon se time is virtually instantaneous, they can also protect from esd and eft per iec61000-4-2 and iec61000-4-4. important: for the most current data, consult microsemi?s website: http://www.microsemi.com features ? unidirectional tvs for thru-hole mounting ? suppresses transients up to 1500 watts @ 10/1 000 s (figure 1) in less than 100 pico seconds ? low working voltage (v wm ) of 5 v ? hermetic sealed do-13 metal package for 1n5907 ? jan/tx/txv military qualification available for 1n5907 per mil-prf- 19500/500 by adding jan, jantx, or jantxv prefix, e.g. jantxv1n5907 ? surface mount equivalent packages also available as smcj5.0 or smcg5.0 in separate data sheet (consult factory for other surface mount options)
technical data sheet 6 lake street, lawrence, ma 01841 gort road business park, ennis, co. clare, ireland 1-800-446-1158 / (978) 620-2600 / fax: (978) 689-0803 tel: +353 (0) 65 6840044 fax: +353 (0) 65 6822298 website: http://www.microsemi.com t4-lds-0095 rev. 2 (101572) page 2 of 5 applications / benefits ? protection from switching transients and induced rf ? protects ttl, ecl, dtl, mos, msi, and other integrated circuits requiring 5.0 v or lower power supplies ? protection from esd and eft per ie c 61000-4-2 and iec 61000-4-4 ? secondary lightning protection per iec61000-4-5 with 42 ohms source impedance: class 1 thru 4 ? secondary lightning protection per iec61000-4-5 with 12 ohms source impedance: class 1 thru 4 ? secondary lightning protection per iec61000-4-5 with 2 ohms source impedance: class 2 & 3 ? 1n5907 inherently radiation hard as d escribed in microsemi micronote 050 maximum ratings ? 1500 watts for 10/1000 s at lead temperature (t l ) 25 o c (see figs. 1, 2, and 4) with repetition rate of 0.01% or less* ? operating & storage temperatures: -65 o to +175 o c for 1n5907 ? thermal resistance (junction to lead): 50 o c/w for 1n5907 ? thermal resistance (junction to ambient): 110 o c/w for 1n5907 ? dc power dissipation* (1n5907): 1 watt at t l < 125 o c 3/8? (10 mm) from body, or 1 watt at t a +65 o c when mounted on fr4 pc board as described fo r thermal resistance junction to ambient ? forward surge current: 200 a for 8.3ms half-sine wave at t a = +25 o c ? solder temperatures: 260 o c for 10 s (maximum) mechanical and packaging ? case (1n5907): do-13 (do-202aa) welded hermetically sealed metal and glass ? finish: external metal surfaces are tin-lead (sn- pb) plated and solderable per mil-std-750 method 2026 ? polarity: polarity indicated by diode symbol or cathode band (cathode connected to case for 1n5907) ? marking: part number and polarity symbol ? weight: 1.4 grams. (approx) ? tape & reel option: standard per eia-296 (add ?tr? suffix to part number) ? see package dimension on last page * tvs devices are not typically used for dc powe r dissipation and are instead operated at or less than their rated standoff voltage (v wm ) except for transients that briefly driv e the device into avalanche breakdown (v br to v c region).
technical data sheet 6 lake street, lawrence, ma 01841 gort road business park, ennis, co. clare, ireland 1-800-446-1158 / (978) 620-2600 / fax: (978) 689-0803 tel: +353 (0) 65 6840044 fax: +353 (0) 65 6822298 website: http://www.microsemi.com t4-lds-0095 rev. 2 (101572) page 3 of 5 electrical characteristics @ 25 o c jedec type no. reverse standoff voltage v wm (note 1) volts minimum breakdown voltage v (br) @ 1 ma volts maximum standby current i d @ v wm a maximum clamping voltage v c @ i pp1 (fig. 3) volts peak pulse current i pp1 (fig. 3) amps maximum clamping voltage v c @ i pp2 (fig. 3) volts peak pulse current i pp2 (fig. 3) amps maximum clamping voltage v c @ i pp3 (fig. 3) volts peak pulse current i pp3 (fig. 3) amps 1n5907 * 5.0 6.0 300 7.6 30 8.0 60 8.5 120 * also available in military qualified types with a ja n, jantx, or jantxv pr efix per mil-prf-19500/500. note 1: a tvs is normally selected according to the reverse ?standoff voltage? v wm which should be equal to or greater than the dc or continuous peak operating voltage level. symbols & definitions symbol definition v wm standoff voltage: applied reverse voltage to assure a nonconductive conditio n. (see note 1 above) v (br) breakdown voltage: this is the brea kdown voltage the device will exhibit at 25 o c v c maximum clamping voltage: the ma ximum peak voltage appearing acr oss the tvs when subjected to the peak pulse current in a one millisecond time interv al. the peak pulse voltage is the combination of voltage rise due to both the series resistance and thermal rise and positive temperature coefficient ( v(br) ) i pp peak pulse current: the peak current during the impulse (see figure 2) p pp peak pulse power: the pulse power as determined by the product of v c and i pp i d standby current: the current at the standoff voltage (v wm ) i (br) breakdown current: the current used for measuring breakdown voltage (v (br) )
technical data sheet 6 lake street, lawrence, ma 01841 gort road business park, ennis, co. clare, ireland 1-800-446-1158 / (978) 620-2600 / fax: (978) 689-0803 tel: +353 (0) 65 6840044 fax: +353 (0) 65 6822298 website: http://www.microsemi.com t4-lds-0095 rev. 2 (101572) page 4 of 5 graphs figure 1 figure 2 peak pulse power vs. pulse time derating curve figure 3 pulse waveform figure 4 typical clamping voltage (v c ) vs. peak pulse current (i pp ) test wave form parameters tr = 10 s tp = 1000 s
technical data sheet 6 lake street, lawrence, ma 01841 gort road business park, ennis, co. clare, ireland 1-800-446-1158 / (978) 620-2600 / fax: (978) 689-0803 tel: +353 (0) 65 6840044 fax: +353 (0) 65 6822298 website: http://www.microsemi.com t4-lds-0095 rev. 2 (101572) page 5 of 5 package dimensions notes: 1. dimensions are in inches. 2. millimeters are given for general information only. 3. the major diameter is essentially constant along its length. 4. within this zone, diameter ma y vary to allow for lead finishes and irregularities. 5. dimension to allow for pinc h or seal deformation anywhere along tubulation. 6. lead 1 (cathode) shall be electrically connected to the case. 7. in accordance with asme y14.5m, diameters are equivalent to x symbology. figure 1. physical dimensions (do-13) . dimensions symbol inches millimeters notes min max min max bd .215 .235 5.46 5.97 bl .293 .357 7.44 9.07 3 blt .570 14.48 cd .045 .100 1.14 2.54 5 ld .025 .035 0.64 0.89 ll 1.000 1.625 25.40 41.28 4 lu .188 4.78 4
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