tf thin film chip fuse features ? small, lightweight design ? special manufacturing method stabilizing fusing characteristics and occupying less area ? low power consumption and less voltage drop due to low internal resistance ? suitable for overcurrent protection of circuit block in electronic devices ? suitable for flow and reflow soldering ? marking: black body color with white marking ? products with lead-free terminations meet eu rohs and china rohs requirements ordering information tf n: normal blow t: anti pulse (16a only) reference rating chart 10b: 1.0x0.5mm 16a: 1.6x0.8mm 16s: 1.6x0.8mm type size fusing characteristic new part # 16s te n t: sn termination material t rated current 1.25 for further information on packaging, please refer to appendix a. tb: 2mm pitch punched paper (tf10bn only, 10,000 pieces/reel) td: 4mm pitch punched paper (tf16 only, 5,000 pieces/reel) packaging dimensions and construction l c w t d c protective coating inner electrode sn plating cu/ni plating fuse element ceramic substrate type l .018.002 (0.450.05) .012.004 (0.30.1) .012.004 (0.30.1) .031.003 (0.80.08) .063.004 (1.60.1) TF16AT (0603) (inch size code) wc d t dimensions inches (mm) .015.002 (0.40.05) .01.004 (0.250.1) .008.004 (0.20.1) .02.002 (0.50.05) .04.004 (1.00.1) tf10bn (0402) .015+ +.004 -.002 (0.4+ +0.1 ) -0.05 .012.004 (0.30.1) .012.004 (0.30.1) .031.004 (0.80.1) .063.008 (1.60.2) tf16sn (0603) 2.50a fusing time internal r. maximum (m?) rated voltage rated ambient temperature operating temperature range part designation marking applications and ratings rated current tf10bn0.50 f 0.50a 320 200 135 115 90 58 42 35 tf10bn0.63 i 0.63a tf10bn0.80 k 0.80a tf10bn1.00 l 1.00a tf10bn1.25 m 1.25a tf10bn1.60 n 1.60a tf10bn2.00 s 2.00a tf10bn2.50 t open within 5 sec. at 200% rated current (refer to fusing characteristics graph) 24v +70c -55c to +125c tf10bn0.315 d 0.315a 850 498 384 198 TF16AT0.25 c 0.25a TF16AT0.315 d 0.315a TF16AT0.50 f 0.50a open within 5 sec. at 200% rated current (refer to fusing characteristics graph) 32v +70c -55c to +125c tf10bn0.25 c 0.25a 1270 tf10bn0.20 a 0.20a 1990 143 120 94 73 TF16AT0.63 i 0.63a TF16AT0.80 k 0.80a TF16AT1.00 l 1.00a TF16AT1.25 m 1.25a 59 TF16AT1.60 n 1.60a eu TF16AT2.00 s 2.00a 42 TF16AT2.50 t 2.50a 32 183 koa speer electronics, inc. ? 199 bolivar drive ? bradford, pa 16701 ? usa ? 814-362-5536 ? fax: 814-362-8883 ? www.koaspeer.com specifications given herein may be changed at any time without prior notice. please confirm technical specifications before you order and/or use. 1/06/09 circuit protection 1733 reader's spreads pg1-203:document 1/27/09 4:17 pm page 181
184 koa speer electronics, inc. ? 199 bolivar drive ? bradford, pa 16701 ? usa ? 814-362-5536 ? fax: 814-362-8883 ? www.koaspeer.com specifications given herein may be changed at any time without prior notice. please confirm technical specifications before you order and/or use. 1/06/09 circuit protection tf thin film chip fuse fusing time internal r. maximum (m?) rated voltage rated ambient temperature operating temperature range part designation marking applications and ratings (continued) rated current tf16sn0.25 c 0.25a 960 600 300 190 135 103 78 58 47 38 28 tf16sn0.315 d 0.315a tf16sn0.50 f 0.50a -40c to +125c tf16sn0.63 i 0.63a open within 5 sec. at 200% rated current (refer to fusing characteristics graph) tf16sn0.80 k 0.80a tf16sn1.00 l 1.00a tf16sn1.25 m 1.25a tf16sn2.00 s 2.00a tf16sn2.50 t 2.50a tf16sn3.15 u 3.15a 32v +70c tf16sn1.60 n 1.60a derating curve environmental applications % rated po wer 100 80 60 40 20 -40 -20 20 60 80 10 01 201 80 125 40 ambient temperature (c) 0 70 140 175 01 60 fusing characteristics fusing time (sec.) 10 1 .1 .01 0.1 11 0 fusing current (a) .001 tf10bn .315a .5a .63a .8a 1a 1.25a 1.6a 2a 2.5a .25a .20a pms 300 neg. black neg. performance characteristics parameter requirement limit typical test method solderability bending test 230c 5c, 3 seconds 0.5 second distance between holding points: 90mm, bending: 3mm, 1 time (bn, at), 2mm, 1 time (sn) 95% coverage minimum no mechanical damages no evidence of damages to protective coating and marking clearing time 200% of rated voltage shall be carried within 1 second resistance to solder heat 260c 5c, 10 seconds 0.5 second 10% 4.5% load life 70c 2c, 1000 hours, rated current x 100%, 1.5 hr on, 0.5 hr off cycle 10% 8.0% 4.5%(16sn) load life moisture 40c 2c, 90 - 95% rh, 1000 hours, rated current x 100%, 1.5 hr on, 0.5 hr off cycle 10% 4.5% rapid change of temperature -40c (30 minutes), +125c (30 minutes), 10 cycles 10% 4.0% resistance to solvent conforming to mil-std-202f residual resistance measure dc resistance after fusing 10k? and more 440 tf16sn0.40 h 0.40a 170 tf16sn0.70 j 0.70a fusing time (sec.) 10 1 .1 .01 0.1 1 100 fusing current (a) .001 TF16AT .25a 1a 2.5a 10 .315a .5a .63a .8a 1.25a 1.6a 2.0a 3.15a 4.00a5.00a fusing time (sec.) 10 1 .1 .01 0.1 11 0 fusing current (a) .001 .25a tf16sn .315a .5a .63a .8a1a 1.25a1.6a 2a 2.5a 3.15a .4a .7a .20a TF16AT3.15 u 3.15a 24 17 TF16AT4.00 x 4.00a 14 TF16AT5.00 y 5.00a 32v +70c -55c to +125c open within 1 sec. at 200% rated current (refer to fusing characteristics graph) 1500 tf16sn0.20 a 0.20a 1733 reader's spreads pg1-203:document 1/27/09 4:18 pm page 182
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