Metal Film, Cylindrical Resistors

SMM4 Metal Film, Cylindrical Resistors FEATURES Stable metal film on high quality ceramic Low TC and tight tolerances Excellent stability in different environmental conditions Pure tin termination on nickel barrier, plated on press fit steel caps Compatible with lead (Pb)-free and lead containing soldering processes Lead (Pb)-free and RoHS compliant STANDARD ELECTRICAL SPECIFICATIONS POWER RATING ) P 7 W LIMITING ELEMENT VOLTAGE 2) DC or AC rms V TEMPERATURE COEFFICIENT ppm/k SMM4.25 ± 5 TOLERANCE % ±. ±.25 ±.5 RESISTANCE RANGE Ω 43R - 22K 22R - 22K R - 22K E-SERIES 24-92 24-92 24-92 SMM4.25 ± 25 ±. ±.25 ±.5 43R - 5K 22R - 5K R - M 24-92 24-92 24-92 SMM4.25 ± 5 ±.5 ± R - M R82 - M 24-92 24-96 SMM4.25 ± ± 5 R22 - M 24 Zero-Ohm-Resistor: OMM4 R max = mω I max = 2 A. Permissible dissipation depends on the maximum temperature at the solder point, the component placement density and the substrate material. 2. Rated voltage: PxR. Further values and tolerances on request Coating: Light green for TC = ppm/k, 5 ppm/k and zero ohm resistor Pink TC = 25 ppm/k Violet TC = 5 ppm/k Marking: According to IEC 62; see also data sheet surface mount resistor marking (document number: ) Zero ohm resistor has a black band only TECHNICAL SPECIFICATIONS PARAMETER UNIT SMM4 Rated Dissipation at 7 C W.25 Limiting Element Voltage, DC or AC rms V Insulation Voltage ( min), DC or AC peak V 3 Thermal Resistance 3) K/W 2 Insulation Resistance Ω Category Temperature Range C - 55 to + 25 (+ 55) Failure Rate -9 /h < Weight/ pcs g 8 3. Based on measurements on test board acc. to EN 44. www.vishay.com For Technical questions contact: ff3bresistors@vishay.com Document Number: 4 24 Revision: 5-Mar-6

Metal Film Cylindrical Resistors SMM4 DIMENSIONS L DIMENSIONS [in millimeters] D max d* L A max A min SMM4.4 D -.5 3.6 -.5.85.5 D max * d measured in the middle of the resistor I A b SOLDER PAD DIMENSIONS [in millimeters] REFLOW SOLDERING WAVE SOLDERING a b l a b l a SMM4..6 2.2.2.6 2.2 PART NUMBER AND PRODUCT DESCRIPTION ) PART NUMBER 2) : SMM4VC56FB PART NUMBER 2) : OMM4B S M M 2 4 V C 5 6 2 F B O M M 2 4 B /SIZE SPECIAL CHARACTER TC VALUE TOLERANCE PACKING 3) SPECIAL SMM4 OMM4 = neutral V = CECC E E = ± 5 ppm/k D = ± 25 ppm/k C = ± 5 ppm/k B = ± ppm/k = Jumper 3 digit value digit multiplier = jumper MULTIPLIER 7 = * -3 2 = * 2 8 = * -2 3 = * 3 9 = * - 4 = * 4 = * 5 = * 5 = * 6 = * 6 PRODUCT DESCRIPTION: SMM4 5 562R % B CECC 44-83E PRODUCT DESCRIPTION: OMM4 R B B = ±. % C = ±.25 % D = ±.5 % F = ± % J = ± 5 % = Jumper B B3 B M3 up to 2 digits = standard SMM4 5 562R % B CECC 44-83E OMM4 - R - B - TC RESISTANCE VALUE TOLERANCE PACKING 3) SPECIAL SMM4 OMM4 ± 5 ppm/k ± 25 ppm/k ± 5 ppm/k ± ppm/k R = Ω 2M2 = 2.2 MΩ R = Jumper ±. % ±.25 % ±.5 % ± % ± 5 % B B3 B M3 CECC 44-83E. Products can be ordered using either the PRODUCT DESCRIPTION or the PART NUMBER. 2. The PART NUMBER is shown to facilitate the introduction of a unified part numbering system. Currently, this PART NUMBER is applicable in the Americas only. 3. Please refer to table PACKING, see below. Document Number: 4 For Technical questions contact: ff3bresistors@vishay.com www.vishay.com Revision: 5-Mar-6 25

SMM4 Metal Film Cylindrical Resistors Temperature rise in C 5 4 3 on epoxy glass (PCB) on ceramic Rated Power in % 8 4. Temperature rise.2.3.4 Power in W - 55-25 Derating 25 5 75 25 55 Ambient Temperature in C 7 Non-linearity A 3 in db 9 8 7 Current Noise in µv/v 3 2.5.3..5.3 Non-linearity K K K M M. K 5K K Current Noise 5K K 5K M 5M M Phase angle γ in 4 - SMM4-MS Ω 39 Ω Ω 47 Ω K Ω Z - R in % 4 - SMM4-MS Ω 39 Ω Ω 47 Ω K Ω - 4 - - 8 HF - Performance.5 5 ϑü = F [P] Parameter: size Load P in W SMM4-MS 5 4.7K Ω K Ω 5 4 Frequency F in MHz.4.3.2. 8-4 - - 8 HF - Performance 5 5 4.7K Ω K Ω 5 Frequency F in MHz www.vishay.com For Technical questions contact: ff3bresistors@vishay.com Document Number: 4 26 Revision: 5-Mar-6

Metal Film Cylindrical Resistors SMM4.5 ϑü = F [P] Parameter: size Load P in W SMM4-MS.4.3.2. 8 4 ϑü in K Temperature rise 8 4 ϑü = F [ϑ s] Parameter: ϑu ϑu = C 3 C 4 C 5 C C 7 C 8 C 9 C C C C 3 C 4 C 5 C 4 8 4 Film temperature ϑs in C ΔR/R (t) = f [ΔR/R (t = h)] Parameter: time.. h h 5 h h 8 h 4 h h h Resistance change [ΔR/R] in % Stability Nomogram typical values.. Resistance change [ΔR/R] in % after h.. R, R, K K K ΔR/R [t = h] = f [ϑs ] Parameter: Resistance value 4 8 4 Film temperature ϑs in C M Test Voltage in V 3K K Test Voltage in V 3K K R R Single pulse high voltage overload test.2/5 acc. EN 5-, 4.27 K K K R R Single pulse high voltage overload test /7 acc. EN 5-, 4.27 K K K Document Number: 4 For Technical questions contact: ff3bresistors@vishay.com www.vishay.com Revision: 5-Mar-6 27

SMM4 Metal Film Cylindrical Resistors Power rating P in W SMM4-MS Power rating P in W SMM4-MS Secondary conditions: a) P P 7 (permissible constant power atϑu 7 C) b) ϑu 7 C c) U max see diagram (Max. pulse voltage). -5-4 -3-2 - Square pulse t i in s Pulse Rating P P 7 Secondary conditions: a) P (peak pulse, single pulse) b) ϑu 7 C c) U max see diagram (Max. pulse voltage). -5-4 -3-2 Pulse Rating P - Square pulse t i in s Pulse Voltage Û max in V 8 4 SMM4-MS Secondary conditions: a) P see diagram (Pulse Rating) b) ϑu 7 C -5-4 -3-2 Maximum Pulse Voltage - Square pulse t i in s.4 W.25 W 8 ϑü = [ C] ϑu = C ϑu = 4 C ϑu = C.25 W.625 W 2 3 5 7 2 3 5 7 2 3 5 7 8 4 surface temperature ϑs [ C] number of mounted resistors [pcs] Testboard FR4 (5 x 5 x.6) mm Power rating as a function of packaging density (guideline) 4 ϑu = 8 C ϑu = C ϑu = C www.vishay.com For Technical questions contact: ff3bresistors@vishay.com Document Number: 4 28 Revision: 5-Mar-6

Metal Film Cylindrical Resistors SMM4 PACKING BLISTER TAPE ON REEL ACC. IEC 286-6 BULK CASE ACC. IEC 286-6 DIAMETER PIECES / REEL CODE PIECES/BULK CASE CODE SMM4 8 mm/7" B* 8 mm/7" 3 B3 3 M3 OMM4 33 mm/3" B * For TC 25 ppm/k and Tolerance.25 % only PERFORMANCE TEST CONDITIONS OF TEST REQUIREMENTS ) Endurance Test at 7 C IEC 5-, 4.25. Endurance at UCT IEC 5-, 4.25.3 Overload Test IEC 5-, 4.3 Thermal Shock IEC 5-, 4.9 and IEC 68-2-4 Damp Heat Steady State IEC 5-, 4.24 and IEC 68-2-78 Resistance to Soldering Heat IEC 5-, 4.8 and IEC 68-2-58 hours at 7 C.5 hours "ON".5 hours "OFF".25 % hours at 25 C without load.25 % Short time overload for 2 seconds 2.5 x rated voltage or 2 x limiting element voltage Rapid change between upper and lower category temperature, 5 cycles.5 %.5 % 56 days at 4 C and 93 % relative humidity.25 % seconds at 2 C solder bath temperature.5 %. For a resistance range from Ω to 332 kω, limits for change of resistance at test acc. to EN 44-83. APPLICABLE SPECIFICATIONS EN44-83 EN44 EN 5- Document Number: 4 For Technical questions contact: ff3bresistors@vishay.com www.vishay.com Revision: 5-Mar-6 29

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