sales and corporate of?ce 1717 chicago avenue riverside, california 92507-2364 phone: (951) 788-1700 fax: (951) 369-1151 applications engineering 17271 north umpqua hwy. roseburg, oregon 97470-9422 phone: (541) 496-0700 fax: (541) 496-0408 e-mail: caddock@caddock.com ? web: www.caddock.com for caddock distributors listed by country see caddock.com/contact/dist.html ? 2004 caddock electronics, inc. cad kdoc rated load, % maximum % ?r per 1,000 hours 0.01% 0.02% 0.03% 100 80 60 40 20 0 wattage @ +70 c maximum continuous oper. voltage min. max. resistance tf 626 n 0.33 tf 656 n 0.75 a b dimensions inches (mm) .750 .020 (19.05 .51) .375 .020 (9.53 .51) 1.500 .020 (38.10 .51) .500 .020 (12.70 .51) 125 meg 35 meg 10.01 meg 2.01 meg radial leads axial leads model number tf 626 r tf 656 r 300 1,400 .750 .020 (19.05 .51) .375 .020 (9.53 .51) 1.500 .020 (38.10 .51) .500 .020 (12.70 .51) wattage @ +70 c maximum continuous oper. voltage min. max. resistance tf 020 n 0.33 tf 050 n 0.75 a b dimensions inches (mm) 10 meg 2 meg 10 k 1 k radial leads axial leads model number tf 020 r tf 050 r 300 1,400 .50 .125 (12.70 3.18) .075 .020 (1.91 .51) radial lead spacing: a b .032 (.81) caddock tf020r 0418 1.500 .125 (38.10 3.18) .075 .020 (1.91 .51) a b .032 (.81) caddock tf020n 0428 type tf precision resistors employ the caddock tetrinox ? resistance films - the resistance system that sets a new standard for high value, ultra-stable precision resistors that provide an exceptional combination of performance characteristics: ? ultra-precision - five standard resistance tolerances from 1% to 0.01%. ? a wide range of resistance values - from 1 kohm to 125 megohms. ? low temperature coef?cient - 5 ppm/c, 10 ppm/c, or 15 ppm/c. ? long-term stability - to 0.01% per 1,000 hours. this approach to quantity production of ultra-precision discrete resistors is the result of combining our unique complex oxide resistance ?lm technology with an advanced high thru-put laser manufacturing capability. and for special requirements, custom type tf resistors are available with: ? tc of 5 ppm/c, 10 ppm/c, 15 ppm/c, 20 ppm/c, or 25 ppm/c. ? shelf stability of 0.0025% per year. type tf resistors can also be produced with custom-spaced radial leads that will plug directly into your existing circuit layout. custom type tf resistors additional cost savings can be realized when your high volume ultra-precision type tf resistor is optimized for: ? lightning transient capability ? voltage rating ? power rating ? mechanical con?guration ? ratio matched sets ordering information: tf050r - 10.0 meg - 0.01% - 10 ppm/c model number tolerance resistor value temperature coefficient speci?cations: apply to all type tf resistor models. absolute temperature coef?cient: 5 ppm/c, 10 ppm/c, or 15 ppm/c referenced to +25c, r taken at -15c and +105c. resistance tolerance: 0.01%, 0.025%, 0.05%, 0.10%, or 1.0%. load life: for 0.10% or tigh t er tolerance, 1,000 hours at +70c. load stability versus applied power is shown in the load stability curve on this page. storage temperature: -55c to +105c. leadwire: tinned copper. type tf - extended resistance range - 2 megohms to 125 megohms type tf - standard resistance range - 1 kohm to 10 megohms shelf life: typically 0.0025% per year type tf low tc ultra-precision film resistors .600 .020 (15.24 .51) for models tf020r and tf626r 1.350 .020 (34.29 .51) for models tf050r and tf656r dimensions in inches and (millimeters) load stability: 1,000 hours at rated voltage at +70c, maximum r 0.03% shelf life: typically 0.005% per year absolute tc to 5 ppm/c, values from 1 kohm to 125 megohms, absolute tolerance to 0.01% rated load, % ambient temperature, c 0 35 70 105 100 80 60 40 20 0 derating curve: load stability: 28_il116.1004
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