CMF Industrial
Vishay Dale
Metal Film Resistors, Industrial
FEATURES
•
•
•
•
•
•
•
•
Small size - conformal coated
Flame retardant epoxy coating
Pb-free
Available
Controlled temperature coefficient
Excellent high frequency characteristics
e3
Exceptionally low noise; typically 0.10 µV/V
Low voltage coefficient to ± 5ppm/Volt
RoHS*
COMPLIANT
Lead (Pb)-Free version is RoHS Compliant
Special tolerance and or TC matching available on request
Vishay Dale Model CMF is also available as Military Qualified Styles RN and RL. See appropriate catalog or web page for the MIL-SPEC
ratings/attributes. (Except for marking, the Industrial and Military versions are exactly the same. Depending upon stock, military marked parts
may be supplied as industrial rated parts.)
STANDARD ELECTRICAL SPECIFICATIONS
CMF50
HISTORICAL LIMITING
ELEMENT
MODEL
VOLTAGE
MAX
VƆ
200
CMF-50
10 - 500K
10 - 500K
CMF55
CMF-55
250
10 - 2M5
10 - 2M5
CMF60
CMF-60
500
10 - 2M5
10 - 2M5
CMF65
CMF-65
500
10 - 2M5
10 - 2M5
10 - 1M 10 - 22M 10 - 22M 10 - 22M 10 - 22M
1 - 22M1 1 - 22M1 R5 - 50M R5 - 50M R5 - 50M R1 - 50M
10 - 8M
1 - 8M
1 - 8M
R5 - 8M R5 - 8M R5 - 8M R1 - 8M
10 - 10M 1 - 15M 1 - 15M R5 - 22M R5 - 22M R5 - 22M R1 - 22M
CMF70
CMF-70
500
10 - 2M5
10 - 2M5
10 - 10M
1 - 15M
1 - 15M
1 - 22M
1 - 22M
1 - 22M
1 - 22M
CMF07
CMF-07
250
—
—
—
—
5 - 5M
—
1 - 5M
—
1 - 5M
CMF20
CMF-20
500
—
—
—
—
5 - 8M
—
1 - 8M
—
1 - 8M
GLOBAL
MODEL
RESISTANCE RANGE Ω
0.1% - 1%
25ppm
0.1% - 0.5% 1% - 5%
50ppm
50ppm
1%
100ppm
2%, 5%
100ppm
1%
150ppm
2%, 5%
150ppm
1%
200ppm
2%, 5%
200ppm
10 - 500K 10 - 1M
10 - 5M
COMMERCIAL POWER RATING (See Performance Table)
AT + 125°C
CMF50
CMF50, CMF55
CMF50, CMF55, CMF60, CMF20
CMF55, CMF60, CMF65, CMF70, CMF20
CMF60, CMF65, CMF70, CMF20
CMF65, CMF70
—
AT + 70°C
CMF50
CMF50, CMF55
CMF50, CMF55, CMF60
CMF50, CMF55, CMF60, CMF65, CMF70, CMF07
CMF55, CMF60, CMF65, CMF70, CMF20
CMF60, CMF65, CMF70, CMF20
CMF60, CMF65, CMF70, CMF20
WATTAGE
0.05
0.10
0.125
0.25
0.50
0.75
1.0
Note: The above table summarizes the more common combinations of power rating, case size and ambient operating temperature that prevail in
various Industrial and Military resistor specifications. The “performance” table in ensuing pages qualifies the load life stability under these combinations.
GLOBAL PART NUMBER INFORMATION
New Global Part Numbering: CMF55301R00FKRE (preferred part numbering format)
C
M
F
5
5
GLOBAL MODEL
RESISTANCE VALUE
(see Standard
Electrical
Specifications
table)
R = Decimal
K = Thousand
M = Million
R10000 = 0.1Ω
680K00 = 680KΩ
1M0000 = 1.0MΩ
3
0
1
TOLERANCE
CODE
B = ± 0.1%
C = ± 0.25%
D = ± 0.5%
F = ± 1%
G = ± 2%
J = ± 5%
R
0
0
F
TEMPERATURE
COEFFICIENT**
E = 25ppm
H = 50ppm
K = 100ppm
L = 150ppm
N = 200ppm
K
R
E
PACKAGING
SPECIAL
EK = Lead Free, Bulk
EA = Lead Free, T/R (Full)
EB = Lead Free, T/R (1000 pcs)
BF = Tin/Lead, Bulk
RE = Tin/Lead, T/R (Full)
R6 = Tin/Lead, T/R (1000 pcs)
Blank = Standard
(Dash Number)
(up to 3 digits)
From 1-999
as applicable
Historical Part Number example: CMF-553010FT-1 (will continue to be accepted)
CMF-55
3010
F
T-1
R36
HISTORICAL MODEL
RESISTANCE VALUE
TOLERANCE CODE
TEMP. COEFFICIENT
PACKAGING
* Pb containing terminations are not RoHS compliant, exemptions may apply.
** Tolerances of ± 0.5% (D), ± 0.25% (C) and ± 0.1% (B) are available only in 50ppm and 25ppm temperature coefficients.
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18
For Technical Questions, contact: ff2bresistors@vishay.com
Document Number: 31018
Revision 10-Oct-05
