tal Film Resistors Welwyn Componen Flameproof Resistors Power Metal Film Flameproof PowerResistors ies Welwyn Components est sizeMetal for power rating Film Resistors MFP Series ance range 0.1 ohms to 1M ohms * Smallest size for power rating proof protection MFP Series * * Resistance range 0.1 ohms to 1M ohms Smallest size for power rating Flameproof protection Resistance range 0.1 ohms to 1M ohms Flameproof protection Surface mount ZI-form option All parts are Pb-free and comply with EU Directive 2011/65/EU amended by (EU) 2015/863 (RoHS3) Electrical Data ical Data ng at 70C range MFP1 Power rating at 70C watts Resistance range ohms Limiting element voltage watts volts TCR ppm/C ohms Resistance tolerance ement voltage tolerance <1 : 0.7 < 1 : 300 Ambient temperature range 2 >=1 : 1.0 % 1R0 - 1M 100 E24 preferred C 2 350 1, 2, 5 1 120 - 9.1 : 200 MFP2 1R0 - 1M 1 - 9.1 : -200 0R1 1M10 : 100 ppm/C C/watt < 1 : 300 Thermal impedance >=1 : 1.0 MFP1 0R1 - 1M % volts Standard values <1 : 0.7 MFP2 350 10 : 100 82 -55 to 155 alues 100 1, 2, 5 E24 preferred mpedance Physical Data C/watt emperature range PCB Min. bend radius Wt.nom L Max D Max f min d nom MFP1 6.2 2.5 21.0 0.6 10.2 0.6 0.3 MFP2 10.0 4.0 27.0 0.8 18.4 1.2 0.55 cal Data ns (mm) & Weight (g) Construction 6.2 PCB thinMin. The resistance element is a precisely controlled film of metal alloy on a high purity ceramic mounting core, protectedbend by a cement coating applied so that terminations remain D Max clear. f min d nom centresbody radius completely This permits a well defined length (clean clean lead dimension L). 10.2 2.5 lead to 21.0 0.6 0.6 10.0 4.0 27.0 Terminations tion -55 to 155 mounting centres Type 0.8 82 C Dimensions (mm) & Weight (g) L Max 120 18.4 1.2 Material Solder-coated copper wire. Strength The terminations meet the requirements of IEC 68.2.21 d D L f Marking Resistors are colour coded with 4 or 5 bands depending on value and tolerance. IEC 62 colours are used. Wt.nom Solvent Resistanced D The body protection and marking are resistant 0.3 L to all normalf industrial cleaning solvents suitable for printed circuits. 0.55 Flammability The resistor coating will not burn or emit incandescent Marking particles under any condition of applied temperature or nce element is a precisely controlled thin film of Resistors are colour coded with 4 or 5 bands depending on power overload. Solderability The terminations meet the requirements of on a high purity ceramic core, protected by a value and tolerance. IEC 62 colours are used. IEC 115-1, Clause 4.17.3.2 ating applied so that terminations remain clear. ThisGeneral permits a well defined body length Solvent Resistance Note General Note Welwyn Components reserves the right to make changes in product specification without notice or liability. BIand Technologies IRC Welwyn to clean lead dimension L). The body protection marking are resistant to all norma A subsidiary of All Electronics information is subject to Welwyn's own data is considered accurate timeor ofliability. going to print. TT reserves the right to make changes in and product specification withoutat notice TT electronics plc All information is subject to TT Electronics' own data and is considered accurate at time of going to print. industrial cleaning solvents suitable for printed circuits. www.ttelectronics.com/resistors (c) Welwyn Components Limited * Bedlington, Northumberland NE22 7AA, UK ions Telephone: +44 (0) 1670 822181 * Facsimile: +44 (0) 1670 829465 * Email: info@welwyn-tt.com * Website: www.welwyn-tt.com (c) TT Electronics plc Solder-coated copper wire. Flammability Issue D * 03.06 12.19 143 FlameproofPower PowerMetal Film Resistors Flameproof Metal Film Resistors Flameproof Power MFP Series MFP Series Metal Film Resistors Welwyn Components Welwyn Components MFP Series Performance Data Performance Data Maximum Load at rated power : 1000 hours at 70C R % Shelf life : 12 months at room temperature Load at rated power : 1000 hours at 70C Derating from rated power at 70C Shelf life : 12 months at room temperature Climatic Derating from rated power at 70C Climatic category Climatic Temperature rapid change Climatic category Resistance to solder heat Temperature rapid change Voltage proof Resistance to solder heat R % R % R % R % R % R % 5 Maximum 2 5 zero at 155C 2 3 zero at 155C 50/155/56 3 0.5 50/155/56 0.5 0.5 500 min 0.5 R % R % R % R % volts R % Voltage proof Application Notes 1. If the resistors are toNotes dissipate full rated power, it is Application recommended that the terminations should not be volts 500 min Packaging MFP resistors are normally supplied tape packed ready for Packaging loading onto automatic sequencing and insertion machines. MFP resistors are normally supplied tape packed ready for loading onto taping automatic sequencing and dimensions insertion machines. The standard method and critical are 1. soldered If the resistors to4mm dissipate closer are than fromfull therated body.power, it is recommended that the terminations should not be shown in Figure 1. soldered closer than 4mm fromlimitations the body.imposed by some The standard taping method and critical dimensions are 2. Due to operating temperature shown in Figure pcb materials, derating may be necessary. An estimate of Component wires1.will not protrude beyond the outside edge 2. the Duetemperature to operatingrise temperature limitations imposed by some to be expected can be calculated of the tapes. pcb materials, derating may be necessary. estimate of Component wires will not protrude beyond the outside edge using the thermal impedance figures givenAn under Electrical the temperature rise to be expected can be calculated of the tapes. Data. Alternative packaging available by request. using the thermal impedance figures given under Electrical Data. products available leads by request. 3. MFP2 These are also in a loose range packed of lead with forming resistors can alsoavailable be supplied radial, Alternative goalpost orpackaging lancet pre-formed - see options. In particular, MFP2 is available in ZI-form SMD https://www.ttelectronics.com/TTElectronics/media/ProductFiles/Resistors/ApplicationNotes/TN008-resistors-Leadform-Capability.pdf, format packed in blister tape - see: 3. or These products are also available ininablister range tape of lead forming in ZI-form SMD format packed - see http://www.ttelectronicsresistors.com/pdf/datasheet/ZI-form.pdf options. In particular, MFP2 is available in ZI-form SMD https://www.ttelectronics.com/TTElectronics/media/ProductFiles/Resistors/Datasheets/ZI-form.pdf format packed in blister tape - see: Figure 1 http://www.ttelectronicsresistors.com/pdf/datasheet/ZI-form.pdf Type MFP1 MFP2 b (mm) Type 52 MFP1 68 MFP2 b (mm) 52 68 Figure 1 5 5 f1 f2 b 6 6 f1 f2 Body location f 1 - f 2 1.4 mm b 6 6 Ordering Procedure Body location f Example: MFP2Procedure at 4.7 kilohms and 1% tolerance in ammo pack box of 2000 pieces - Ordering 1 - f 2 1.4 mm M pack F P 2box - 4of K 2000 7 F I pieces - Example: MFP2 at 4.7 kilohms and 1% tolerance in ammo Type MFP2- 4K7FI Type (use IEC62 code) Value Value (use(use IEC62 code) Tolerance IEC62 code) F 1% G 2% Tolerance (use IEC62 code) JF 5% 1% G 2% J 5% Packing MFP1 5000/box I Ammo MFP2 2000/box Packing MFP1 5000/box I Ammo MFP2 2000/box Standard Standard General Note (c) Welwyn Components Limited Bedlington, Northumberland NE22 7AA, UK BI Technologies IRC Issue Welwyn D * 03.06 Telephone: +44 (0) 1670 822181 * Facsimile: (0) 1670 829465 * without Email: info@welwyn-tt.com * Website: www.welwyn-tt.com TT Electronics reserves the right to make changes+44 in product specification notice or liability. 144 144 All subject to TT Electronics' own data and is considered accurateNE22 at time of going (c) information WelwynisComponents Limited Bedlington, Northumberland 7AA, UK to print. Telephone: +44 (0) 1670 822181 * Facsimile: +44 (0) 1670 829465 * Email: info@welwyn-tt.com * Website: www.welwyn-tt.com www.ttelectronics.com/resistors Issue D * 03.06 (c) TT Electronics plc 12.19 U L 4. ULW resistors can also be supplied with radial, goalpost or lancet pre-formed leads. In particular ULW2, ULW3, ULW4 and ULW5 are available in ZI-form SMD format packed in blister tape - see (This diagram exists on WP-S, W http://www.ttelectronics.com/sites/default/files/resistors-datasheets/ZI-form.pdf P 2 R 3 3 R J T 1 5 so just copy it) Flameproof Power Metal Film Resistors 1 2 3 MFP TypeSeries Leadforming 3 4 5 Value Tolerance Packing J = 5% T15 Tape & reel, 1500/reel 1 2 4 ULWP2 R = Radial taped 3/4 characters R = ohms 5 Also a 2W radial taped version is available as shown below Also a 2WRadial radialTaped taped Dimensions version* is available MFP2R (mm) as shown below. Notation Nominal Tolerance Dimension ULWP2R Radial Taped Dimensions (mm) WHS ADDITIONAL Component Body LengthDimension L Notation 10.0 Max Nominal Tolerance 10.0Max Max Component BodyComponent DiameterBody Length DL 4.0 Component Body Diameter 4.0Nom Max Terminal Lead Diameter dD 0.8 0.8 Nom Component PitchTerminal Lead Diameter(WHSP2R Pd 12.7 0.5 & taped, 100 ohms 5%, Pb-free) Example: WHSP2R-100RJT15 radially formed Component Pitch P 5 0.5 Pitch of Holes Po 12.7 0.2 Pitch of Holes Po 10 0.2 P1 3.85 0.3 P1 3.85 0.3 Distance between Hole &between Component Distance Hole & W H S Component P 2 R 1P2P2 0 05.85 R J 0.5 T 1 5 5.85 0.5 Lead Pitch 1 Lead Pitch F 5.0 +0.75 -0.34 F +0.75 2 3 5.0 4 -0.34 5 Width of BackingWidth Stripof Backing Strip WW 18.0 0.3 18.0 0.3 Position of Hole Position of Hole W1 9.0 0.25 W1 9.0 0.25 1 2 3Do 4 0.3 5 4.0 Diameter of HoleDiameter of Hole Do 4.0 0.3 Height to Lead Form Ho 16.0 0.3 Type Value Tolerance Packing Height to Lead Leadforming Form Ho 16.0 0.3 Ho1 17.0 Max MAX Height from LeadHeight Formfrom Lead Form3/4 characters Ho1 21.7 WHSP2 R =Height Radial taped F = 1% T15 WHSP2R Tape & reel 1500/reel to Resistor Ho2 18.0 MIN R =Ho2 ohms Height to Resistor 18.0 Max Width of Adhesive Tape W2 15.0 0.5 Width of Adhesive Tape W2 15.0G = 2% 0.5 A2 WHS3 Ammo pack 2000/box Length of protrusion l <2.5 WHS3R Length of protrusion l <2.5J = 5% Tape & reel 1000/reel K1 2.0 0.3 T1 K1K2 2.0 0.3 3.0 0.5 Form Dimensions K2K3 3.0 0.5 1.5 0.25 Form Dimensions K3K4 1.5 0.25 1.0 0.2 *Although body dimensions differK4 slightly, ULWP2R and Electrical Data are identical to those of ULW2 1.0 Performance 0.2 MFP REPLACEMENT Ordering Procedure Example: MFP2-4K7FI (MFP2, 4.7 kilohms 1%, Pb-free) Example: MFP2-4K7FI (MFP2, 4.7 kilohms 1%, Pb-free) M F P 2 1 - 4 K 2 3 7 F I 4 5 1 2 3 4 5 Type Leadforming Value Tolerance Packing MFP1 MFP2 Blank = Axial 3/4 characters R = ohms R = Radial taped (MFP2 only) K = kilohms M = megohms F = 1% G = 2% J = 5% MFP1 MFP2 T15 MFP2R I General Note 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. Ammo Reel 5000/box 2000/box 1500/reel BI Technologies IRC Welwyn www.ttelectronics.com/resistors (c) TT Electronics plc 12.19