Additional Information Features Thick lm technology Click these links for more information: Power rating up to 2 watts at 70 C High power surge withstanding Sulfur-resistant design, R 1 PRODUCT TECHNICAL INVENTORY SAMPLES CONTACT (ASTM B-809) SELECTOR LIBRARY RoHS compliant* and halogen free** AEC-Q200 compliant CRM-A Series High Power Thick Film Resistor Electrical Characteristics Model Characteristic CRM0603A CRM0805A CRM1206A CRM1210A CRM2010A CRM2512A Power Rating 70 C 0.125 W 0.25 W 0.5 W 0.5 W 1 W 2 W Operating Temperature Range -55 C to +155 C Derated to Zero Load at +155 C Maximum Working Voltage 50 milliohms to 910 milliohms 477 mV 551 mV 675 mV 675 mV 954 mV 1349 mV 1 ohm to 1 megohm 50 V 150 V 200 V 200 V 200 V 300 V Maximum Overload Voltage 50 milliohms to 910 milliohms 1066 mV 1232 mV 1508 mV 1508 mV 2133 mV 3017 mV 1 ohm to 1 megohm 100 V 300 V 400 V 400 V 400 V 600 V Resistance Tolerance 0.5 %, 1 %, 5 % Temperature Coefficient 50 milliohms to 91 milliohms 250 ppm 200 ppm 100 ppm 100 ppm 100 ppm 100 ppm (0.5 %, 1 %, 5 %, E24 Series) 100 milliohms to 910 milliohms 150 ppm* 100 ppm 100 ppm 100 ppm 100 ppm 100 ppm (0.5 %, 1 %, 5 %, E24 Series) 1 ohm to 9.76 ohms 200 ppm 150 ppm* 100 ppm 100 ppm 100 ppm 100 ppm (0.5 %, 1 %, E24 & E96 Series) 10 ohms to 1 megohm 100 ppm 100 ppm 100 ppm 100 ppm 100 ppm 100 ppm (0.5 %, 1 %, E24 & E96 Series) 1 ohm to 1 megohm 200 ppm 200 ppm 200 ppm 200 ppm 200 ppm 200 ppm (5 %, E24 Series) * TCR code assigned as X see How to Order. For Standard Values Used in Capacitors, Inductors and Resistors, click here. Product Dimensions Model L W C D T 1.60 0.10 0.80 0.10 0.30 0.20 0.30 0.20 0.45 0.10 L CRM0603A (0.063 0.004) (0.031 0.004) (0.012 0.008) (0.012 0.008) (0.018 0.04) 2.00 0.10 1.25 0.10 0.40 0.20 0.40 0.20 0.50 0.10 CRM0805A W (0.079 0.004) (0.049 0.004) (0.016 0.008) (0.016 0.008) (0.020 0.04) 3.10 0.10 1.60 0.10 0.50 0.25 0.50 0.25 0.55 0.10 CRM1206A C T (0.122 0.004) (0.063 0.004) (0.020 0.010) (0.020 0.010) (0.022 0.004) 3.10 0.10 2.60 0.10 0.50 0.25 0.50 0.25 0.55 0.10 CRM1210A (0.122 0.004) (0.102 0.004) (0.020 0.010) (0.020 0.010) (0.022 0.004) D 5.00 0.20 2.50 0.20 0.65 0.25 0.60 0.25 0.60 0.10 CRM2010A (0.197 0.008) (0.098 0.008) (0.026 0.010) (0.024 0.010) (0.024 0.004) MM DIMENSIONS: 6.40 0.20 3.10 0.20 0.60 0.25 1.80 0.25 0.60 0.15 (INCHES) CRM2512A (0.252 0.008) (0.122 0.008) (0.024 0.010) (0.071 0.010) (0.024 0.006) Recommended Solder Pad Layout L Model A B L Model A B L B 0.90 1.00 3.00 3.00 1.30 4.70 CRM0603A CRM1210A (0.035) (0.039) (0.118) (0.118) (0.051) (0.185) 1.30 1.15 3.50 3.00 1.50 6.80 A CRM0805A CRM2010A (0.051) (0.045) (0.138) (0.118) (0.059) (0.268) 1.80 1.30 4.70 3.70 2.45 7.60 CRM1206A CRM2512A (0.071) (0.051) (0.185) (0.032) (0.096) (0.299) Cu TRACE SENSING TRACE * RoHS Directive 2015/863, Mar 31, 2015 and Annex. Specications are subject to change without notice. ** Bourns considers a product to be halogen free if (a) the WARNING Cancer and Bromine (Br) content is 900 ppm or less (b) the Chlorine (Cl) Users should verify actual device performance in their specic applications. Reproductive Harm content is 900 ppm or less and (c) the total Bromine (Br) and The products described herein and this document are subject to specic legal disclaimers as www.P65Warnings.ca.gov Chlorine (Cl) content is 1500 ppm or less. set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. *RoHS COMPLIANT, **HALOGEN FREE & AEC-Q200 COMPLIANTApplications Power supplies Stepper motor drives CRM-A Series High Power Thick Film Resistor How to Order CRM 0603 A F W - 1002 E LF Model (CRM = High Power Thick Film Resistor) Size 0603 = 0603 Size 0805 = 0805 Size 1206 = 1206 Size 1210 = 1210 Size 2010 = 2010 Size 2512 = 2512 Size Feature A = AEC-Q200 Compliant Resistance Tolerance D = 0.5 % F = 1 % J = 5 % TCR (See Electrical Characteristics chart) V = 250 PPM/C W = 200 PPM/C X = 100 PPM/C NOTE: CRM0805A 0.5%, 1 %, 1 ohm to 9.76 ohms: 150 PPM/C CRM0603A 0.5 %, 1 %, 5 %, 100 milliohms to 910 milliohms: 150 PPM/C Resistance Value 0.5 % or 1 % Tolerance: <100 ohms ........R represents decimal point (example: 24R3 = 24.3 ohms) ohms ........100First three digits are significant, fourth digit represents number of zeros to follow (example: 8252 = 82.5K ohms) 5 % Tolerance: <10 ohms ..........R represents decimal point (example: 4R7 = 4.7 ohms) ohms 10..........First two digits are significant, third digit represents number of zeros to follow (example: 474 = 470K ohms) Packaging E = 5,000 pieces on 180 mm (7 inch) reel, paper tape - CRM0603A, CRM0805A, CRM1206A, CRM1210A 4,000 pieces on 180 mm (7 inch) reel, plastic tape - CRM2010A, CRM2512A Termination LF = Tin-plated (RoHS Compliant) Surge Performance 1000 100 10 CRM2512A CRM2010A CRM1206A 1 CRM0805A CRM0603A 0.1 0.0001 0.001 0.01 0.1 1 PULSE DURATION (SECONDS) Specications are subject to change without notice. Users should verify actual device performance in their specic applications. The products described herein and this document are subject to specic legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. PEAK POWER (WATTS)