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Maxi-Mox
Precision Thick Film Axial Terminal
High Voltage/High Resistance
Ohmite Resistance Power Voltage Available Capacitance
Series Range (Ω) @70°C Rating Tolerances* (pf)
• High-temperature (silicone coated)
MOX-1-12 250Ω to 300,000M 2.5W 10.0KV 1% to 20% 0.75
MOX-2-12 500Ω to 700,000M 5.0W 20.0KV 1% to 20% 0.60
MOX-3-12 750Ω to 1,000,000M 7.5W 30.0KV 1% to 20% 0.50
MOX-4-12 1K to 1,000,000M 10.0W 40.0KV 1% to 20% 0.40
MOX-5-12 1.25K to 1,000,000M 12.5W 50.0KV 1% to 20% 0.30
• Standard (epoxy coated) @25°C
MOX-1-13 250Ω to 300,000M 2.0W 10.0KV 0.1% to 20% 0.75
MOX-2-13 500Ω to 700,000M 3.0W 20.0KV 0.1% to 20% 0.60
MOX-3-13 750Ω to 1,000,000M 4.0W 30.0KV 0.1% to 20% 0.50
MOX-4-13 1K to 1,000,000M 5.0W 40.0KV 0.1% to 20% 0.40
MOX-5-13 1.25K to 1,000,000M 6.0W 50.0KV 0.1% to 20% 0.30
*Some tolerances are not available over the entire resistance range.
DERATING
Maxi-Mox resistors are also versatile.
Suitable for industrial applications
requiring still more power for high
voltage switching, industrial control,
and high voltage current limiting.
FEATURES
•Wideresistanceranges
•Voltageratingto50KV
•Powerratingto12.5watts
•Siliconeorepoxycoating
•Non-inductiveavailable
SERIES SPECIFICATIONS
CHARACTERISTICS
Core Alumina
Resistor Thick Film
Terminal RoHS solder composition is 96% Sn, 3.5% Ag,
0.5% Cu
Resistance Range 250Ω to 1 Teraohm
Power Rating 2.0W to 12.5W
Voltage Rating 10KV to 50KV
Tolerance 0.5% to 20%; not all tolerances available in all
values
Operating Temperature -55°C to +210°C
Temperature
Coefficient
25ppm/°C 0° to 85°C available
100
Percent Rated Watts
Ambient Temperature, °C
60
20
0
0 10050 175
80
40
11 0°
25 75 125 150 200
210°
Epoxy
Silicone
225
70°
APPLICATIONS
•HVpowersupplies
•Powerdistribution
•Medicalinstrumentation
•Avionics
(continued)
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70
MOX-1N-131006FE
Maxi Mox
Series
Non-inductive
optional
Terminal
1 = 0.032"
Style
1,2,3,4,5,8
Tolerance
D= 0.5%
F= 1%
G= 2%
J= 5%
K=10%
M=15%
P=20%
Coating
2 = Black silicone
3 = Epoxy
6 = No coating
Ohms
First 3 digits are
significant; 4th digit is
multiplier (# of zeroes
to follow). Examples:
1000 = 100Ω
1503 = 150,000Ω
5005 = 50,000,000Ω
RoHS Compliant
A
B
1.5" typ.
lead dia.
0.032" typ.
ORDERING INFORMATION
PERFORMANCE DATA
Characteristic Test Method Specification
Humidity MIL-STD-202, Method 103B, Condition B ±0.25%
Dielectric Withstanding Voltage MIL-STD-202, Method 301, 750V ±0.25%
Insulation Resistance MIL-STD-202, Method 302, Condition A or B >10,000 M or greater dry
Thermal Shock MIL-STD-202, Method 107G, Condition B, B-1, or F ±0.20%
Load Life MIL-STD-202, Method 108A, Condition D ±1.0%
Resistance to Solvents MIL-STD-202, Method 215G Acceptable for High Reliability Series only
Terminal Strength MIL-STD-202, Method 211A, Condition A or B ±0.25%
Shock (Specified Pulse) MIL-STD-202, Method 213B, Condition I ±0.25%
Vibration High Frequency MIL-STD-202, Method 204D, Condition D ±0.20%
Power Conditioning MIL-R-49462A, Par 4.8 ±0.50%
Solderability MIL-STD-202, Method 208F >95% Coverage
DIMENSIONS
TEMP. AND VOLTAGE COEFFICIENTS OF RESISTANCE
Temp. Coeff. of Resistance* Voltage Coeff. of Resistance**
Resistor Series 25 PPM/°C 50 PPM/°C 100 PPM/°C < 2PPM/Volt < 5PPM/Volt
MOX-1 1K-99M 100M-450M 451M-30,000M 250Ω-1,000M 1,001M-100,000M
MOX-2 1K-199M 200M-1,000M 1,001M-60,000M 500Ω-2,600M 2,601M-200,000M
MOX-3 1K-299M 300M-1,500M 1,501M-90,000M 750Ω-4,000M 4,001M-300,000M
MOX-4 1K-399M 400M-2,000M 2,001M-120,000M 1K-5,300M 5,301M-400,000M
MOX-5 1K-499M 500M-2,500M 2,501M-150,000M 1.25K-6,700M 6,701M-500,000M
*TCRof25ppmfortemperaturerangeof0°C-85°C.TCRof50ppmand100ppmfor-55°Cto125°C.ConsultfactoryforTCRvaluesoperatinghigherthan125°C
**FortighterVCspleasecontactOhmite.
Notalltolerances
available in
all values.
Maxi-Mox
Precision Thick Film Axial Terminal
High Voltage/High Resistance
Ohmite A max. B max.
Series Power (in/mm) (in/mm)
• High-temperature (silicone coated)
MOX-1-12 2.5W 1.120” / 28.45 0.310” / 7.87
MOX-2-12 5.0W 2.120” / 53.85 0.310” / 7.87
MOX-3-12 7.5W 3.120” / 79.24 0.310” / 7.87
MOX-4-12 10.0W 4.120” / 104.65 0.310” / 7.87
MOX-5-12 12.5W 5.120” / 130.05 0.310” / 7.87
• Standard (epoxy coated)
MOX-1-13 2.0W 1.140” / 28.96 0.345” / 8.76
MOX-2-13 3.0W 2.140” / 54.36 0.345” / 8.76
MOX-3-13 4.0W 3.140” / 79.76 0.345” / 8.76
MOX-4-13 5.0W 4.140” / 105.16 0.345” / 8.76
MOX-5-13 6.0W 5.140” / 130.56 0.345” / 8.76