Double-Sided Resistors Welwyn Components Chip Resistors Defibrillator Pulse Chip Resistors DSC Series DPCR Series Two parallel resistance elements in a single chip Withstands medical defibri llator surges Excellent pulse withstand performance Withstands ESD to 15kV Comp act 2512 footprint Laser trimmed up to 0.5% tolerance Anti-S ulphur terminations Enhanced working voltage Enhanced power rating Pb-free terminations All parts are Pb-free and comply with EU Directive 2011/65/EU amended by (EU) 2015/863 (RoHS3) Electrical Data 0603 0805 1206 2010 2512 Electrical Data Power 70 C W 0.33 0.75 1.5 0.125 0.25 2512 2 second overload power 25 C W 2.1 4.7 9.4 0.8 1.6 Power 70C W 1.5 Short pulse performance See graphs Resistance values ohms 20K to 100K Resistance range ohms 0R5 to 1M0 0R5 to 4M7 Tolerance % 5 Tolerance % 10R to 1M: 0 .5, All valu e s: 1 , 5 LEV V 500 LEV V 150 200 400 500 75 TCR ppm/C 100 > TCR ppm/ C <10R:200 10R:10 0 Operating temperature C -55 to +155 Operating temperature C -55 to +155 Dielectric withstand voltage V 500 Dielectric withstand voltage V 500 Thermal Impedance C/W 50 2 Thermal Impedance C/W 210 160 80 50 Pad & trace area for rated power* mm302 100 2 Pad & trace area for rated power* mm 40 50 60 100 Values 30 20K & 51K standard - other E24 values available Values E24 or 96 p refe rred - oth e r value s to sp eci al order *Recommended minimum pad & adjacent trace area for each termination for rated power dissipation on FR4 PCB *Recommended minimum pad & adjacent trace area for each termination for rated power dissipation on FR4 PCB Physical Data Physical Data Dimensions (mm) & Weight (mg) Dimensions (mm) & Weight (mg) L W T max A B min C Wt. L W T max A B min C Wt. C 0603 1.60.1 0.80.1 0.6 0.30.15 0.6 0.30.15 2.7 T 0805 2.00.15 1.250.15 0.7 0.30.15 0.9 0.30.1 5.0 A B 1206 3.20.2 1.60.2 0.7 0.40.2 1.7 0.40.15 10 L W A 2512 6.50.3 3.20.2 0.8 0.60.3 4.4 0.60.25 65 2010 5.10.3 2.50.2 0.8 0.60.3 3.0 0.60.25 42 Wrap-around terminations 2512 6.50.3 3.20.2 0.8 0.60.3 4.4 0.60.25 65 (3 faces) Construction Construction Thick film resistor material, overglaze and organic protection are screen printed on a 96% alumina substrate. Wrap-around terminations Thick film resistor material, overglaze and organic protection are screen printed on a 96% alumina substrate. Wrap-around terminations have an electro- have an electroplated nickel barrier and solderable coating, this ensures excellent leach resistance properties and solderability. plated nickel barrier and solderable coating this ensures excellent leach resistance properties and solderability Marking ComponentsMarking are not marked. Reels are marked with type, value, tolerance, date code and quantity. Components are not marked. Reels are marked with type, value, tolerance, date code and quantity. Solvent Resistance The body protection is resistant to all normal industrial cleaning solvents suitable for printed circuits. Solvent Resistance The body protection is resistant to all normal industrial cleaning solvents suitable for printed circuits. General Note Welwyn Components reserves the right to make changes in product specification without notice or liability. All information is subject to Welwyns own data and is considered accurate at time of going to print. A subsidiary of TT electronics plc General Note BI Technologies IRC Welwyn Welwyn Components Limited Bedlington, Northumberland NE22 7AA, UK TT Electronics reserves the right to make changes in product specification without notice or liability. Telephone: +44 (0) 1670 822181 Facsimile: +44 (0) 1670 829465 Email: info welwyn-tt.com Website: www.welwyn-tt.com 04. 08 All information is subject to TT Electronics own data and is considered accurate at time of going to print. www.ttelectronics.com/resistors TT Electronics plc 03.20 Defibrillator Pulse Chip Resistors DPCR Series Defibrillator Pulse Chip Resistors DPCR Series Defibrillator Pulse Chip Resistors DPCR Series Performance Data Maximum Typical Performance Data Load at rated power: 1000 hours at 70C 1 0.25 R% Performance Data Maximum Typical Overload: 6.25 x rated power for 2 seconds 1 0.1 R% Load at rated power: 1000 hours at 70C 1 0.25 R% Shelf life test: 12 months at room temperature R% 0.1 0.02 Maximum Typical Overload: 6.25 x rated power for 2 seconds 1 0.1 R% Dry heat: 1000 hours at 155C R% 1 0.2 Load at rated power: 1000 hours at 70C R% 1 0.25 Shelf life test: 12 months at room temperature R% 0.1 0.02 Long term damp heat 1 0.25 R% Overload: 6.25 x rated power for 2 seconds R% 1 0.1 Dry heat: 1000 hours at 155C R% 1 0.2 Temperature rapid change 0.25 0.05 R% Shelf life test: 12 months at room temperature R% 0.1 0.02 Long term damp heat 1 0.25 R% Resistance to sulphur-bearing gas ASTM-B-809 R% 0.25 0.05 Dr y heat: 1000 hours at 155C R% 1 0.2 Temperature rapid change 0.25 0.05 R% ResistLonganc eterm to sdampolder hea heat t R%R% 0.25 1 0.05 0.25 Resistance to sulphur-bearing gas ASTM-B-809 R% 0.25 0.05 DefibTremperillatioan pturue lrsapide: 1 0chang0 puleses, 5kV peak R% 1 0.25 see graph0.05s R% ResistResisancteance to s tool dersulphur hea-bearingt gas ASTM-B-809 R%R% 0.25 0.25 0.05 0.05 ESD: 100 pulses, 8kV peak, contact 1 see graphs R% Resistance to solder heat R% 0.25 0.05 Defibrillation pulse: 100 pulses, 5kV peak R% 1 see graphs ESD: 100 pulses, 15kV peak, air R% 1 see graphs Defibrillation pulse: 100 pulses, 5kV peak R% 1 see graphs ESD: 100 pulses, 8kV peak, contact 1 see graphs R% ESD: 100 pulses, 8kV peak, contact R% 1 see graphs ESD: 100 pulses, 15kV peak, air R% 1 see graphs PulseESD: 100 Pe pulses,rf 15kVorm peak,an air ce Data R% 1 see graphs Rectangular Pulse Power Limits Pulse Performance Data Pulse Performance Data The single pulse graph is Rectangular Pulse Power Limits Rectangular Pulse the result of 50 pulses of rectangular shape applied Power Limits The single pulse graph is at one-minute intervals. The the resThe single pulse grult of 50 pulses ofaph is limit of acceptance is a shift the result of 50 pulses of rectangular shape applied in resistance of within 1%. rectangular shape applied at one-minute intervals. The at one-minute intervals. The limit of acceptance is a shift limit of acceptance is a shift in resistance of within 1%. in resistance of within 1%. The continuous pulse graph is obtained by applying repetitive rectangular pulses The continuous pulse graph The continuous pulse graph where the pulse period is is obtis obainedtained b by apy applyingplying adjusted so that the average repetitive rectangular pulses repetitive rectangular pulses power dissipated in the where the pulse period is where the pulse period is resistor is equal to its rated adjusted so that the average adjusted so that the average power dissipated in the power at 70C. The limit power dissipated in the resistor is equal to its rated of acceptance is a shift in resistor is equal to its rated power at 70C. The limit resistance of within 1%. power at 70C. The limit of acceptance is a shift in of accrepesistantance of within 1%.ce is a shift in resistance of within 1%. General Note BI Technologies IRC Welwyn TT Electronics reserves the right to make changes in product specification without notice or liability. All information is subject to TT Electronics own data and is considered accurate at time of going to print. www.ttelectronics.com/resistors General Note BI Technologies IRC Welwyn TT Electronics reserves the right to make changes in product specification without notice or liability. TT Electronics plc All information is subject to TT Electronics own data and is considered accurate at time of going to print. 03.20 www.ttelectronics.com/resistors General Note BI Technologies IRC Welwyn TT Electronics reserves the right to make changes in product specification without notice or liability. TT Electronics plc All information is subject to TT Electronics own data and is considered accurate at time of going to print. 03.20 www.ttelectronics.com/resistors TT Electronics plc 03.20