50 ohmite mfg. co. 1600 golf rd., suite 850, rolling meadows, il 60008 ?tel. 1-866-9-ohmite ?fax 1-847-574-7522 ?www.ohmite.com ?info@ohmite.co m ohmic value aw ax ay az series part no. prefix ? suffix ? ohmic value aw ax ay az series part no. prefix ? suffix ? ohmic value aw ax ay az series part no. prefix ? suffix ? ohmic value aw ax ay az series part no. prefix ? suffix ? a series pulseaters ceramic composition resistors available in e12 ohmic values lead gauge: aw = 20awg ax = 18awg ay = 18awg az = 18awg l d h s impulse energy 4 resistance 1 p max. max. max. norm. v oltage 3 (joule) series (ohms) avg. 2 (mm) (mm) (mm) (mm) (volts) aw xxx 4.7 to 15k 2.5 20 13 22 17.5 1500 400 ax xxx 1.0 to 3.3k 3.5 15 21 31 12.5 1000 700 ay xxx 2.2 to 6.8k 4.5 25 21 31 22.5 2000 1400 az xxx 1.5 to 4.7k 5.5 30 26 36 27 2500 2800 1 e12 standard values ?0%; 2 free air 40? ambient; 3 in air; 4 single impulse 1.0 10gk ? 1.2 12gk 1.5 15gk ? 1.8 18gk 2.2 22gk ??? 2.7 27gk ? 3.3 33gk ??? 3.9 39gk ??? 4.7 47gk ?? 5.6 56gk ?? 6.8 68gk ?? 8.2 82gk ?? 10 100k ???? 12 120k 15 150k ?? 18 180k 22 220k ???? 27 270k ?? 33 330k ???? 39 390k ???? 47 470k ?? 56 560k ?? 68 680k ??? 82 820k ?? 100 101k ???? 120 121k 150 151k ?? 180 181k 220 221k ???? 270 271k ?? 330 331k ???? 390 391k ???? 470 471k ?? 560 561k ?? 680 681k ?? 820 821k ?? 1000 102k ???? a series stock values ? = stock values non-standard values subject to a mini- mum handling charge per item. ordering information l s d h 7.6mm style a single lead (aw, ax, ay) style b dual lead (az) standoff lead offset 2x dia. 4.7mm offset crimp 16.7mm standard specifications parameter maximum ? r test method life test +5% mil-std-202f, method 108a. except 50?, 1000 hrs. @ rated power; 1.5 hrs. on, 0.5 hrs. off single pulse energy ?.5% single pulse, capacitor discharge at rated energy; 350vdc for aw and ax sizes; 650vdc for ay and az sizes. repetitive hv pulsing ?.0% 10 joules @ 5.okv, 10,000 cycles short-time overload ?.5% 10x rated power. 5 seconds on, 5 seconds off, 5 cycles short-term high temp ?.5% 250? for 30 seconds long-term high temp ?.0% 1000 hours @ 150? thermal shock cycle ?.0% mil-std-202f, method 107d. -55? to +125?, 5 cycles moisture resistance ?.0% 90% to 95% rh @ 40?, 1000 hrs. aw56gk ohm value example: 33g = 3.3 ohms 330 = 33 ohms 331 = 330 ohms tolerance k = 10% standard j = 5% special order size aw = 2.5w ax = 3.5w ay = 4.5w az = 5.5w the ??series of non-induc- tive, ceramic composite resis- tors are designed for a variety of applications where high energy handling capabilities are crucial. these resistors are ideal for any application which is subject to surges, high peak power or impulse energy. their unique design allows uniform distribution of energy throughout their structure which results in low thermal stress. the high-temperature, solvent-resistant epoxy coating carries a ul94v0 flammability rating which is suitable for almost any environment. features ?high surge energy ?non-inductive ?small size applications ?motor drives ?power supplies, ups ?power conversion ?in-rush current limiting specifications material resistance element: bulk ceramic terminals: solder coated radial leads (axial lead version avail- able upon request) coating: ul94v0, solvent resist- ant epoxy electrical tolerance: 10% standard; ?% special order derating: derates linearly from 100% @ 50? to 0% @ 150? temperature rise: 100? @ 100% rated power, 50? ambient az style is provided with dual leads
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