AS Series Anti-surge Thick Film Chip Resistors FeA tureS Small size and light weight Suitable for both wave and reflow soldering Can withstand high surge Reduction of assembly costs SerieS SpeciFicA tionS Power Max Max Dielectric Rating Working Overload Withstanding Resistance Type at 70C Voltage Voltage Voltage Range AS08 (0805) 0.33W 150V 300V 500V 1~10M AS12 (1206) 0.5W 200V 400V 500V 1~10M AS25 (2512) 1.5W 500V 500V 500V 1~20M chArActeriSticS Std. Oper. Temp. -55C ~ +155C Test R Test Methods (JIS C 5201-1 ) E-24 values Standard Values Temperature 1-10: 400PPM/C Natural R/C Coefficient (200 PPM can be provid- R2-R1 Construction Thick film 6 x 10 (PPM/C) ed on a case to case basis) R1(t2-t1) Tolerance 5% standard 10% 11-10M: 100PPM/C R1: at room temp. (T1) and 20% available R2: at room temp. plus 100C (T2) Test pattern: room temp. (T1), room Derating temp. +100C(T2) 100 Short Time (1.0% + 0.1) max. Permanent R after the application of a Overload potential of 2.5 times RCWV for 5 sec. 80 Terminal (1.0% + 0.05) max. Twist of Test Board: Y/X = 3/90 mm for 60 Bending 60 sec. 40 (1.0% + 0.05) max. 260C3C for 10 1 sec. Soldering Heat 20 Single Pulse (1.0% + 0.1) max. See graph on next page. 0 Humidity (3.0% + 0.1) max. Temporary R after 240 hr. at 40 2C -55 050 70 100 155 and 90-95% relative humidity Ambient Temperature, C Load Life in (3.0% + 0.1) max. R after 1,000 hr. (1.5 hr.o, 0.5 hr. Humidityof ) at RCWV at 40 2C and 90-95% Reflow relative humidity 300 Load Life (3.0% + 0.1) max. R change after 1,000 hr. operat- 230 ~ 245/250 Soldering 20 10sec. ing at RCWV, with duty cycle of (1.5 250 Preheating houro, 0.5 houof) at 70C 2C 150 ~ 180 ambient 90 30sec. 200 Cooling Solderability Min. 95% coverage Wave Solder: 245C 3C for 2-3 sec. 150 Temperature (1.0% + 0.05) max. R after 5 cycles: Cycling -55C 3C 30 min. 100 Room temp. 10-15 min. 50 +155C 2C 30 min. 4 Room temp. 10-15 min. 0 Dielectric No evidence of flashover, Clamped in the trough of a 90C metal- Time mechanical damage, arcing lic v-block at specified AC potential withstanding or insulation breakdown 60-70 sec. voltage 6 1-866-9-OHMITE Intl 1-847-258-0300 Fax 1-847-574-7522 www.ohmite.com info ohmite.com Temperature C Percent Rated PowerAS Series Anti-surge Thick Film Chip Resistors chArActeriSticS Pulse Curve Lightning Surge 10,000 AS25 Single AS12 AS08 1,000 100 AS25 AS12 1.2/50s Lightning Surge AS08 10 1 10 100 1K 10K 100K 1M Resistance () Continuous (100K) AS25 AS12 AS08 DimenSionS (mm) Series L W H a b a a AS08 2.00 0.15 125 +0.15/-0.10 0.55 0.10 0.40 0.20 0.40 0.20 AS12 3.10 0.15 155 +0.15/-0.10 0.55 0.10 0.45 0.20 0.45 0.20 AS25 6.35 0.10 3.10 0.15 0.55 0.10 0.60 0.25 0.50 0.20 b b Tape and Reel 4.0 .1 2 .5 1.5 +0.1/-0 T .1 1.75 .1 2.0 .05 Paper 13 .5 8.0 .2 178 2 B .2 60 1 3.5 0.05 A .2 4.0 .1 21 .5 W 1 1.0 .1 1.5 +0.1/-0 1.75 .1 2.0 .05 Embossed Series Packaging Qty./reel A B T W AS08 Paper 5,000 pcs. 1.65 2.40 0.81 10 AS12 Paper 5,000 pcs. 2.00 3.60 0.81 10 8.0 .2 B .2 AS25 Embossed 4,000 pcs. 3.50 6.70 1.0 13.8 3.5 0.05 1.5 +0.1/-0 A .2 orDerinG inFormA tion RoHS Standard Part Numbers compliant 0805 1206 2512 AS08J1004ET AS08J1R00ET AS12J1R00ET AS25J1R00ET AS08J10R0ET AS12J10R0ET AS25J10R0ET Series Tolerance Ohms TCR AS08J1000ET AS12J1000ET AS25J1000ET AS08= 0805 J = 5% First 3 digits are T= tape and AS08J1001ET AS12J1001ET AS25J1001ET AS12= 1206 standard significant 4th digit reel: 0805 and AS08J1002ET AS12J1002ET AS25J1002ET AS25= 2512 for E24 is multiplier. Values 1206 paper AS08J1003ET AS12J1003ET AS25J1003ET values below 100 ohms use tape 2512 AS08J1004ET AS12J1004ET AS25J1004ET as a decimal embossed tape. holder. examples: 1001 = 1000 ohms 1502 = 15000 ohms 1-866-9-OHMITE Intl 1-847-258-0300 Fax 1-847-574-7522 www.ohmite.com info ohmite.com 7 Voltage (V)