74 radial leaded high temperature automotive 150oc rated radial leaded transguard ? v w (dc) dc working voltage [v] v w (ac) ac working voltage [v] v b typical breakdown votage [v @ 1ma dc ] v c clamping voltage [v @ i iv ] i vc test current for v c i l maximum leakage current at the working voltage [a] e t transient energy rating [j, 10x1000s] e ld load dump energy (x10) [j] i p peak current rating [a, 8x20s] cap typical capacitance [pf] @ frequency specified and 0.5v rms v jump jump start (v) p diss power dissipation (w) general description avx high temperature multi-layer varistors are designed for underhood applications. products have been tested, qualified, and specified to 150oc. the radial leaded transguard is built for durability in harsh environments. the mlv advantage is emi/rfi attenuation in the off state. this allows designers to combine the circuit protection and emi/rfi attenuation function into a single highly reliable device. vr15 avx style vr15 vr20 how to order physical dimensions electrical characteristics at series at = 150oc automotive 18 voltage 14 = 14v 18 = 18v 26 = 26v 48 = 48v a energy a = 0.1j d = 0.4j s = 2.0j 650 clamping voltage 580 = 60v 650 = 67v 101 = 100v 151 = 150v r leads r = rohs compliant tr2 packaging blank = bulk tr1 = t&r standard 1 tr2 = t&r standard 2 mm (inches) avx style width height thickness lead lead (w (h) (t) spacing diameter vr15 4.32 max. 3.81 max. 2.54 max. 2.54 0.508 (0.170) (0.150) (0.100) (0.100) (0.020) vr20 5.59 max 5.08 max 3.175 max 2.54 0.508) (0.220) (0.200) (0.125) (0.100) (0.020 w h .100 (2.54).030 1.0 (25.4) min. .060 (1.52) max. avx part number v w dc v w ac v b v c i vc i l et eld ip cap freq v jump p diss vr15at14a580 14.0 10.0 34.510% 60 1 10 0.1 0.15 30 120 k 27.5 0.002 vr15at18a650 18.0 13.0 41.010% 67 1 10 0.1 0.15 30 90 m 29 0.002 vr20at26d101 26.0 18.0 62.010% 100 1 10 0.4 1.5 100 225 k 48 0.008 vr20at48s151 48.0 34.0 100.010% 150 1 10 2.0 3.5 250 275 k 48 0.040 features ? rated at 150oc ? aec q200 qualified ? esd rated to 25kv (hbm esd level 6) ? emi/rfi attenuation in off state ? excellent current and energy handling applications ? under hood ? down hole drilling ? dc motors ? relays ? inductive loads ? high temperature/harsh environment and more general characteristics ? operating temperatures: -55oc to +150oc ? working voltage: 14-48vdc
75 radial leaded high temperature automotive 150oc rated radial leaded transguard ? typical performance curves 0 20 40 60 80 100 120 140 160 180 1.e-09 1.e-06 1.e-03 1.e+00 1.e+03 voltage (v) current (a) typical voltage current characteristics vr20at48s151 vr20at26d101 vr15at18a650 vr15at14a580 -10% -5% 0% 5% 10% kv pulse % vb change 6121625 0 500 1000 1500 2000 2500 0 20 40 60 80 100 120 140 voltage (v) time (nsec) no suppression 8kv 150 pf 330 ohm vr20at48s151 vr20at26d101 vr15at18a650 vr15at14a580 typical voltage current characteristics aec-q200-002 esd characteristics esd wave absorption characteristics 8 kv esd vc (150pf/330ohm iec network) tape & reel packaging options 0.630 (16.0) min. 0.748 (19.0) min. tr1 tape & reel standard 1 tr2 tape & reel standard 2
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