AS Series Anti-surge Thick Film Chip Resistors F e at u r e s * Small size and light weight * Suitable for both wave and reflow soldering * Can withstand high surge * Reduction of assembly costs S e r i e s s p e c i f i c at i o n s Type AS08 (0805) AS12 (1206) AS25 (2512) Power Rating at 70C 0.33W 0.5W 1.5W Max Working Voltage 150V 200V 500V Max Overload Voltage 300V 400V 500V Dielectric Withstanding Voltage 500V 500V 500V Resistance Range 1~10M 1~10M 1~20M Characteristics Std. Oper. Temp. -55C ~ +155C Standard Values E-24 values Construction Thick film Tolerance 5% standard; 10% and 20% available Test R Temperature 1-10: 400PPM/C Coefficient (200 PPM can be provided on a case to case basis) 11-10M: 100PPM/C Derating Short Time (1.0% + 0.1) max. Overload Percent Rated Power 100 80 Terminal (1.0% + 0.05) max. Bending 60 40 Soldering Heat (1.0% + 0.05) max. 20 0 -55 Single Pulse (1.0% + 0.1) max. 0 50 70 100 Ambient Temperature, C 155 Load Life in (3.0% + 0.1) max. Humidity Reflow 300 Temperature C 250 200 Preheating 230 ~ 245/250 20 10sec. Soldering 150 ~ 180 90 30sec. Cooling 150 100 Humidity (3.0% + 0.1) max. Load Life (3.0% + 0.1) max. 6 Time Natural R/C R2-R1 x 106 (PPM/C) R1(t2-t1) R1: at room temp. (T1) R2: at room temp. plus 100C (T2) Test pattern: room temp. (T1), room temp. +100C(T2) Permanent R after the application of a potential of 2.5 times RCWV for 5 sec. Twist of Test Board: Y/X = 3/90 mm for 60 sec. 260C3C for 10 1 sec. See graph on next page. Temporary R after 240 hr. at 40 2C and 90-95% relative humidity R after 1,000 hr. (1.5 hr. "on", 0.5 hr. "off" ) at RCWV at 40 2C and 90-95% relative humidity R change after 1,000 hr. operating at RCWV, with duty cycle of (1.5 hours"on", 0.5 hour"off") at 70C 2C ambient Solderability Min. 95% coverage Wave Solder: 245C 3C for 2-3 sec. Temperature (1.0% + 0.05) max. Cycling R after 5 cycles: -55C 3C 30 min. Room temp. 10-15 min. +155C 2C 30 min. 4 Room temp. 10-15 min. 50 0 Test Methods (JIS C 5201-1 ) Clamped in the trough of a 90C metalDielectric No evidence of flashover, withstanding mechanical damage, arcing lic v-block at specified AC potential 60-70 sec. voltage or insulation breakdown 1-866-9-OHMITE * Int'l 1-847-258-0300 * Fax 1-847-574-7522 * www.ohmite.com * info@ohmite.com AS Series Anti-surge Thick Film Chip Resistors Characteristics Pulse Curve Lightning Surge 10,000 AS25 AS12 AS08 Voltage (V) Single AS25 AS12 AS08 1,000 100 10 1.2/50s Lightning Surge 1 10 100 Continuous (100K) 1K 10K Resistance () 100K 1M AS25 AS12 AS08 Dimensions (mm) Series L AS08 2.00 0.15 AS25 6.35 0.10 AS12 W H a a b 125 +0.15/-0.10 0.55 0.10 0.40 0.20 0.40 0.20 3.10 0.15 a 155 +0.15/-0.10 0.55 0.10 0.45 0.20 0.45 0.20 3.10 0.15 0.55 0.10 0.60 0.25 0.50 0.20 b Tape and Reel 2 .5 T .1 Paper 13 .5 1.75 .1 b 1.5 +0.1/-0 4.0 .1 2.0 .05 8.0 .2 178 2 B .2 60 1 3.5 0.05 A .2 21 .5 Series AS08 AS12 AS25 Packaging Paper Paper Embossed Qty./reel 5,000 pcs. 5,000 pcs. 4,000 pcs. A 1.65 2.00 3.50 W 1 B 2.40 3.60 6.70 T W 0.81 0.81 1.0 Embossed 1.0 .1 1.75 .1 1.5 +0.1/-0 8.0 .2 13.8 B .2 3.5 0.05 OR D ERIN G IN F ORM A TION RoHS compliant AS08J1004ET Tolerance J = 5% standard for E24 values Ohms First 3 digits are significant; 4th digit is multiplier. Values below 100 ohms use "R" as a decimal holder. examples: 1001 = 1000 ohms 1502 = 15000 ohms 2.0 .05 10 10 1.5 +0.1/-0 Series AS08= 0805 AS12= 1206 AS25= 2512 4.0 .1 TCR T= tape and reel: 0805 and 1206 paper tape; 2512 embossed tape. Standard Part Numbers 0805 1206 2512 AS08J1R00ET AS08J10R0ET AS08J1000ET AS08J1001ET AS08J1002ET AS08J1003ET AS08J1004ET AS12J1R00ET AS12J10R0ET AS12J1000ET AS12J1001ET AS12J1002ET AS12J1003ET AS12J1004ET AS25J1R00ET AS25J10R0ET AS25J1000ET AS25J1001ET AS25J1002ET AS25J1003ET AS25J1004ET 1-866-9-OHMITE * Int'l 1-847-258-0300 * Fax 1-847-574-7522 * www.ohmite.com * info@ohmite.com 7 A .2 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Ohmite: AS12J1001JET AS12J1002JET AS08J10R0JET AS12J1004JET AS25J1001JET AS08J1000JET AS25J1004JET AS25J1003JET AS12J1R00JET AS08J1003JET AS08J1001JET AS12J1003JET AS25J1R00JET AS25J1002JET AS25J10R0JET AS08J1004JET AS08J1002JET AS25J1000JET AS12J10R0JET AS12J1000JET AS08J10R0ET AS25J1004ET AS12J1R00ET AS25J10R0ET AS25J1R00ET AS08J1001ET AS25J1003ET AS25J1002ET AS12J1002ET AS08J1000ET AS12J1001ET AS12J10R0ET AS12J1000ET AS08J1004ET AS12J1003ET AS08J1003ET AS08J1002ET AS12J1004ET AS08J1R00ET AS25J1000ET AS25J1001ET