METAL FILM MELF RESISTORS
MGP SERIES - Conformal CoatedMHM SERIES - Hermetic Sealed
Industry’s widest selection of metal film MELF resistors- .1W to .5W, 0.1Ω to 22MΩ, 0.1% to 5%, 10ppm to 100ppm/°C Low cost, quick delivery (available on SWIFTTM program) Precision performance, excellent environmental stability Series MHM hermetic sealed is an industry first!
RoHSTerm.W isRoHScompliant& 260°Ccompatible
OPTIONS
Option S: Increased power (refer to chart below) Option P: Increased pulse capability
Option F: Flameproof coating (per UL94V0)
Dozens of additional options are available... burn-in, special marking, non-standard values, high frequency designs, matched sets, temp. sensitive, zero-ohm jumpers, etc. Customized components are an RCD specialty!
Metal film performance, economical price!
RCD Series MGP melf* resistors utilize precision film technologywhich is inherently low inductance, low noise, and high stabilityeven after extended periods. Heavy solder plating assuresexcellent solderability and long shelf life. Series MHM offershermetically sealed environmental protection and utmost
reliability. MGP series parts are color banded, MHM are alphanu-merically marked with resistance and tolerance. *Melf = metalelectrode face-bonded (cylindrical component).
WLDInch [mm]
SPECIFICATIONS
RCDTypeMGP45MGP50MGP55MHM553Wattage(Std).1W.125W.25W.125WWattage(Opt.'S').15W.25W.5W.25WVoltageRating1,2100V200V250V250VResistanceRange21Ωto1M0.18Ωto10M0.1Ωto22M10Ωto200KDielectricStrength2200V250V350V350VL±.012[.3].079[2.0].135[3.4].232[5.9].275[7.0]tD±.008[.2].044[1.12].057[1.45].085[2.15].120[3.05]W(Min.).012[.3].02[.5].024[.6].050[1.27]t(Max)2.003[.076].004[.1].006[.15].006[.15]1 Max working voltage determined E= √(PxR), not to exceed the value listed. 2 Consult factory for non-standard range 3 Preliminary
PERFORMANCETCR(10&15ppmavailoncustombasis)OperatingTemperatureRangePowerDeratingabove70°CSolderability(5sec@230°C)InsulationResistance(Dry)Short-TimeOverload(5sec.@2.5xpowernottoexceed2xvoltagerating)Resis.toSolderHeat(260°C,5sec.)TemperatureCycling(-50°C+120°C)Moisture(Mil-Std202M106&Mil-R-55342)MGPSeries*MHMSeries*100ppm/°Cstd,100ppm/°Cstd,25&50ppmavail25&50ppmavail-55to+155°C1.18%/°C95%coverage10,000MΩ0.25%(0.5%Opt.S)0.2%0.5%0.5%**0.5%(1%Opt.S)-65to+175°C.95%/°C95%coverage10,000MΩ.025%(.05%Opt.S).02%.02%.05%**.1%(.2%Opt.S)PULSE WITHSTAND CHART (increased pulse levels avail.)
1000
Peak Power (Watts) 100
10MGP55SPMGP50SPMGP45SP
1
1uS 10uS 100uS 1mS 10mS 100mS Pulse Duration
LoadLife(1000hoursratedpower)* Typical performance levels listed are for standard products from 10Ω to 1M.
Consult factory for performance levels of extended range and modified designs.** To ensure utmost reliability, care should be taken to avoid potential sources of ionic contamination
APPLICATION NOTE #1: Temperature Rise (THS)
The THS of SM resistors depends largely on heat conduction through theend terminations, which can vary significantly depending on PCB
material and layout (i.e. pad size, trace area, copper thickness, air flow,etc.). Typical temp. rise at full rated power is 30-50°C (Opt.S=50-70°C).APPLICATION NOTE #2: Resistor Selection
MGP resistors are ideal for semi-precision SM applications and aregenerally more economical than thin film rectangular chips. For lesscritical applications, consider low cost MCF carbon film melf resistors.For increased performance, especially in high humidity applications(such as Naval or tropical environments), consider MHM series. If flatchips are preferred, consider BLU series (precision) or MC series (semi-precision/ general purpose). For higher power, consider MPF series.
Pulse capability is dependent on res. value, waveform, repetition rate,current, etc. Chart is a general guide for Opt. P pulse resistant version,single pulse, with peak voltage levels not exceeding 1KV for MGP55SP,700V MGP50SP, and 350V MGP45SP. Max pulse capability for standardparts (w/o Opt.P) is 60% less. For improved performance and reliability,a 30-50% pulse derating factor is recommended (or larger for frequentpulses, high values, etc). Consult RCD for application assistance. Verifyselection by evaluating under worst-case conditions.
MGP50 - 1002 - F T WOptions: S, P, F (leave blank if std)Resis. Code: ≤1%: 3 signif. figures & multiplier,e.g. R100= 0.1Ω, 1R00= 1Ω, 10R0=10Ω,1000= 100Ω, 1001= 1KΩ.Resis. Code 2% - 10%: 2 signif. figures & multiplier,e.g. R10= 0.1Ω, 1R0= 1Ω,100= 10Ω, 101=100Ω,102= 1K, 103=10K.Termination: W= Lead-free, Q= Tin/Lead (leave blank if either is acceptable)RCD Components Inc, 520 E.Industrial Park Dr, Manchester, NH, USA 03109 rcdcomponents.com Tel: 603-669-00 Fax: 603-669-55 Email:sales@rcdcomponents.com
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