Industrial Small size conformal coated Flame retardant epoxy coat

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Industrial Small size conformal coated Flame retardant epoxy coat

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MODEL Metal Film Resistors
Industrial
Small size conformal coated Flame retardant epoxy coating Controlled temperature coefficient Excellent high frequency characteristics noise voltage coefficient
STANDARD ELECTRICAL SPECIFICATIONS
RESISTANCE RANGE (Ohms) BEST AVAILABLE TOLERANCE/TC MODEL CMF-50 CMF-55 CMF-07* CMF-60 CMF-20* CMF-65 CMF-70 MAXIMUM WORKING VOLTAGE
Dale® Model also available Military Qualified Styles pages MIL-SPEC ratings/attributes. (Except marking, product these catalog sections same.)
COMMERCIAL POWER RATING
WATTAGE 1/20 1/10 70°C CMF-50 CMF-50, CMF-50, -55, CMF-55, -60, -65, -70, CMF-55, -60, -65, -70, CMF-60, -65, CMF-65, 125°C CMF-50 CMF-50, CMF-50, -55, CMF-55, -60, -65, CMF-60, -65, CMF-65,
2%**
T-00
22.1M
22.1M
500k
0.1%
500k 2.5M 2.5M 2.5M 2.5M
Note: Power ratings based full power temperatures typical shown Environmental Performance table (1,000 hours load life).
CMF-07 CMF-20 available tolerances only. .0005 bridge error allowed resistance measurement. greatest effect values this range should taken into account when verifying tolerance
TEMPERATURE COEFFICIENT CODES
CODE T-00 TEMPERATURE COEFFICIENT 200PPM/°C 150PPM/°C 100PPM/°C 50PPM/°C 25PPM/°C
ELECTRICAL SPECIFICATIONS
HEAT RISE (°C)
Resistance Tolerance: 0.5%, 0.25%, 0.1% standard. Special tolerance and/or matching available request. Temperature Coefficient: resistors available 200PPM, 150PPM, 100PPM, 50PPM 25PPM 55°C 175°C) depending resistance range tolerance. Noise: Dale® metal film resistors have exceptionally noise level. Average standard resistance range 0.10 micro-volts volt over decade frequency, with intermediate resistance values typically below 0.05 micro-volts volt. Voltage Coefficient: Maximum voltage coefficient 5PPM volt when measured between full rated voltage. Dielectric Strength: CMF-50, CMF-55, CMF-07. CMF-60, CMF-20. others. Insulation Resistance: 10,000 Megohm minimum dry, Megohm minimum after moisture test. Shelf Life: Resistance shifts storage room temperature negligible.
MECHANICAL SPECIFICATIONS
HEAT RISE increase resistor surface temperature rated load shown below. Resistor surface temperature heat rise plus ambient temperature.
1/10 CMF-55 CMF-60 CMF-65 CMF-07 CMF-20 CMF-70
Terminal Strength: pound pull test CMF-50, CMF-55, CMF-60 CMF-65. pound test others. Solderability: Continuous satisfactory coverage when tested accordance with MIL-R-10509.
MATERIAL SPECIFICATIONS
Element: Vacuum-deposited nickel-chrome alloy. Core: Fire-cleaned high purity ceramic. Coating: Flame retardant epoxy, formulated superior moisture protection. Termination: Standard lead material solder-coated copper. Solderable weldable.
SPECIAL MODIFICATIONS Terminals supplied commercial material with several type finishes. Special pre-conditioning (power aging, temperature cycling, etc.) customer specifications. Non-helixed resistors supplied critical high frequency applications. Fusible, flameproof versions available.
Vishay Dale 2300 Riverside Blvd., Norfolk, 68701-2242 Phone (402) 371-0080 402-644-4206 Internet www.vishay.com Major Vishay Brands Dale Draloric Foil Resistors Measurements Group Roederstein Sfernice Sprague Thin Film Vitramon
MODEL DIMENSIONAL CONFIGURATIONS [Numbers brackets indicate millimeters]
MODEL CMF-50 CMF-55
1.50 .125 [38.10 3.18]
.150 .020 [3.81 .508] .240 .020*** [6.10 .508] .344 .031 [8.74 .787] .562 .031 [14.27 .787] .562 .031 [14.27 .787] .240 .020 [6.10 .508] .375 .040 [9.53 1.02]
.065 .015 [1.65 .381] .090 .008 [2.29 .203] .145 .015 [3.68 .381] .180 .015 [4.57 .381] .180 .015 [4.57 .381] .090 .008 [2.29 .203] .145 .015 [3.68 .381]
(Max.) .187 [4.75] .278 [7.06]** .425 [10.80] .687 [17.45] .687 [17.45] .278 [7.06] .425 [10.80]
.016 .002 [.406 .051] .025 .002 [.635 .051] .025 .002* [.635 .051] .025 .002* [.635 .051] .032 .002 [.813 .051] .025 .002 [.635 .051] .032 .002 [.813 .051]
CMF-60 CMF-65
(Max.)
CMF-70 CMF-07 CMF-20
Available with .032" [.813mm] lead. 290" [7.37mm] 0.25% 0.1% resistance tolerances values above Megohm. .260" .020" [6.60mm .508mm] values above Megohm.
ENVIRONMENTAL PERFORMANCE
POWER RATING MODEL CMF-50 CMF-55 CMF-60 CMF-65 CMF-70 CMF-07 CMF-20 TEST* Short Time Overload Temperature Operation Moisture Resistance Shock Vibration Temperature Cycling Load Life Dielectric Withstanding Voltage Effect Solder Test methods MIL-STD-202. 0.15% 0.05% 0.05% 0.05% 0.01% 0.04% 0.15% 0.5% 0.01% 0.03% 1/10 Watt Watt Watt Watt Watt 70°C Watt Watt Watt Watt Watt Watt Watt Watt Watt Watt Watt 1/20 Watt 1/10 Watt Watt Watt Watt 125°C 1/10 Watt Watt Watt Watt Watt Watt Watt Watt Watt Watt
MAXIMUM (Typical Test Lots) 1.0% 0.15% 0.05% 0.05% 0.05% 0.01% 0.04% 0.15% 0.5% 0.01% 0.03% 1.0%
DERATING
resistors have operating temperature range 55°C 175°C. They must derated high ambient temperatures according derating curve.
RATED POWER AMBIENT TEMP. DEG. CENTIGRADE 70°C 125°C
ORDER
CMF-55 MODEL
3010 RESISTANCE* VALUE
TOLERANCE**
TEMPERATURE*** COEFFICIENT
CMF-50 CMF-70 CMF-55 CMF-07 CMF-60 CMF-20 CMF-65
First three digits significant. (Two tolerance.) Last digit specifies number zeros follow.
0.1% 0.25% 0.5%
T-00
200PPM/°C 150PPM/°C 100PPM/°C 50PPM/°C 25PPM/°C
PART MARKING
Dale Model Value Tolerance Date code Examples: 0.27 ohm, 49R9 49.9 ohm, 1000 ohm, 1001 kilohm, 1004 Megohm, R511 0.511 ohm. CMF-07 CMF-20 available only tolerances. Tolerances 0.5% (D), 0.25% 0.1% available only temperature coefficients.
Vishay Dale 2300 Riverside Blvd., Norfolk, 68701-2242 Phone (402) 371-0080 402-644-4206 Internet www.vishay.com Major Vishay Brands Dale Draloric Foil Resistors Measurements Group Roederstein Sfernice Sprague Thin Film Vitramon

Industrial Small size conformal coated Flame retardant epoxy coat

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