ON LF, LFF,RK26 racial metal film leaded resistors KOA SPEER ELECTRONICS, INC. features COMPLIANT \ Lead frame construction on High density assembly and excellent self-standing strength ee cea Marking: Blue body color with color dot marking iS Tg x Se for resistance and tolerance values ars ~ Products with lead-free terminations meet EU RoHS requirements. EU RoHS regulation is not intended for SF Ly d | ws Pb-glass contained in electrode, resistor element and glass. dimensions and construction | L | D Dimensions inches (mm) | Trimming Line Ceramic Core Type L (max.) | D (max.) P H h (max.) t LF1/8 .197 -100+.008 | .236+.039 .200 -010 . W4tU.. UL, x le (5.0) (2.54+0.2) | (6.041.0) | (5.08) (0.25) -1184.020 LF1/4 .295 .098 .200+.008 | (3.0+0.5) 7.5, 2.5, 5.08+0.2 LF1/4L (7-5) (2.5) (6.0820.2) .217+.020 LF1/2 .378 800+.012 | (5.5+0.5) 217 .012 t Insulation Lead. 02 (9.6) (7.62+0.3) (5.5) (0.3) oating Terminal (0.5) LFF1/4 | P | .285 -100 -200+.012 | .197+.039 RK26B2E (7.25) (2.54) | (5.08+0.3) | (5.041.0) ordering information - LF, LFF NewPart# | LF | | 14 | [ c | | T | | T |[ a] | 1000 | [ od | I I I I I I I I Product Power T.C.R. Termination , , Nominal Resistance Code Rating (ppm/C)| | Surface Material Taping Packaging Resistance Tolerance LF 1/8: 0.125W C: 450 T: Sn T: Taping Ammo 42%, 15%: D: 40.5% LFF 1/4: 0.25W D: +100 (1/8W, (1/8, 1/4 2 significant figures F: +1% 1/4L: 0.25W| | L: +200 VW only) |__ only) +1 mutiplier G:22% Blank: Bulk R indicates decimal 1/2: 0.5W on value <102 J: 45% +0.5%, +1%: 3 significant figures + 1 multiplier R indicates decimal on value <100Q For 1/4L, only bulk type is available. ordering information -RK26 New Partt# | RK26 | [ B || 2E | | T | | T | [a] | 1003 | [oF | I I I I I I I I Product T.C.R. Power Termination ; . Nominal Code (ppm/C) Rating Material Taping Packaging Resistance Tolerance RK26 B: +350 2E: 0.25W T: Sn T: Taping Ammo +2%, +5%: 2 significant F: +1% Blank: Bulk figures + 1 multiplier G:+2% R indicates decimal . on value <10Q Ji 25% +0.5%, +1%: 3 significant figures + 1 multiplier R indicates decimal on value <100Q Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 1/30/11 KOA Speer Electronics, inc. 199 Bolivar Drive Bradford, PA 16701 USA 814-362-5536 Fax: 814-362-8883 www.koaspeercom ECE) ON LF, LFF,RK26 racial metal film leaded resistors KOA SPEER ELECTRONICS, INC. applications and ratings T.C.R. Resistance Range (@) ee Lee Rated Operating Part Power (ppm/C) Maximum Maximum Ambient |Temperature Designation| Rating Pn ax Dx0.5% | F21% | Gs2% | Jx5% | Working | Overload | Ooen Ran . E-96 |E-24,-96) E-24 E-24 Voltage Voltage P g C: +50 LF1/8 0.125W D: +100 45.3-562k| 4.7-1M 1-1M 1-1M 200V 400V L: +200 C: +50 55C LF1/4 0.25W D:+100 | 10-1M | 10-1M] 1-1M | 1-1M 250V 500V to LF1/4L aad 4150C rt +70C C: +50 LF1/2 0.5W D: +100 10-1M | 10-1M 1-1M 1-1M 350V 700V L: +200 C: +50 LFF1/4 0.25W _ 10 - 100k | 10 - 100k _ 250V 500V -55C D: +100 to RK26B2E 0.25W B: +350 _ 100K - 22M | 100K - 33M | 100K - 33M 500V 700V +155C environmental applications Derating Curve 100 \ 80 _ S 8 60 \ 5 a RK26 2 & 40 \ 2 20 + \ \, -60* -40 -20 0 20 40 60%*80 100 120 140160 -55 70 150 155 Ambient Temperature Performance Characteristics Parameter Requirement A R +(% + 0.05Q) Test Method Resistance Within specified tolerance 25C T.C.R. Within specified T.C.R. Room temperature +100C Overload (Short Time) LF, LFF: +0.5%, RK26: +1% Rated voltage x 2.5 or max. overload voltage for 5 seconds, whichever is less Resistance to Solder Heat LF: +0.25%, LFF: +0.5%, RK26: +1% | 260C + 5C, 10 seconds + 1 second or 350C + 10C, 3.5 seconds + 0.5 second LF: -55C (30 minutes)/+25C (10 minutes), +150C (30 minutes)/+25C LF, LFF: 20.5% (10 minutes), 5 cycles; LFF, RK26: -55C (30 minutes)/+25C (10 minutes), Rapid Change of Temperature RK26: 1% +155C (30 minutes)/+25C (10 minutes), 5 cycles Moisture Resistance LF: +1%, LFF: +2%, RK26: +5% 40C +2C, 90-95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle Endurance @ 70C LF: +1%, LFF: +2%, RK26: +5% 70C +8C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 12/29/10 Cy KOA Speer Electronics, Inc. 199 Bolivar Drive Bradford, PA 16701 USA 814-362-5536 Fax: 814-362-8883 www.koaspeercom