The Mini-Mox resistor is very
versatile, covering a wide
resistance range as well as a
wide range of operating volt-
ages. Provided with tolerances
down to 0.5%, the Mini-Mox
resistor works well in precision
circuits.
FEATURES
• Wide resistance ranges
• Silicone or epoxy coating
• Metal oxide resistive element
APPLICATIONS
•
•
•
•
•
Avionics
Medical electronics
High gain feedback applications
Current pulse limiters
Vacuum and space application
Precision Thick Film Axial Terminal
High Voltage/High Resistance
B
Mini-Mox
1.5" typ.
lead dia.
0.020" typ.
SPECIFICATIONS
Material
Resistor:
Metal Oxide
Coating:
Silicone
Core:
Alumina
Terminals:
Solder-coated axial
Electrical
Resistance Range:
500Ω to 1 Teraohm
Power Rating:
0.35W to 1.5W
Voltage Rating:
2500V to 7.5KV
Tolerance:
0.5% to 20%
Operating Temperature:
-55°C to +220°C
Temperature Coefficient:
25ppm/°C 0° to 85°C available
A
Ohmite
Series
Resistance
Range (Ohms
Power
@70°C
0.35W
0.70W
1.40W
@25°C
0.75W
1.00W
1.50W
Voltage
Rating
2,500V
5,000V
7,500V
Available
Tolerances*
A ± 0.015”
(in/mm)
B max.
(in/mm)
0.140” /
3.56
0.140” /
3.56
0.140” /
3.56
Capacitance
(pf)
1.00
0.75
0.25
• High-temperature (silicone coated)
MOX-400-22
500Ω to 300,000M
MOX-750-22
750Ω to 600,000M
MOX1125-22
1K to 1,000,000M
• Standard (epoxy coated)
MOX-400-23
500Ω to 300,000M
MOX-750-23
1K to 600,000M
MOX1125-23
1K to 1,000,000M
1% to 20% 0.520” /
13.21
1% to 20% 0.820” /
20.83
1% to 20% 1.210” /
30.73
*Some tolerances are not available over the entire resistance range.
2,500V
5,000V
7,500V
0.5% to 20% 0.580” /
14.78
0.5% to 20% 0.880” /
22.35
0.5% to 20% 1.270” /
32.26
0.165” /
4.19
0.165” /
4.19
0.165” /
4.19
1.00
0.75
0.25
P E R F O R M A N C E D ATA
Characteristic
Humidity
Dielectric Withstanding Voltage
Insulation Resistance
Thermal Shock
Load Life
Resistance to Solvents
Terminal Strength
Shock (Specified Pulse)
Vibration, High Frequency
Power Conditioning
Solderability
Test Method
MIL-STD-202, Method 103B, Condition B
MIL-STD-202, Method 301, 750V
MIL-STD-202, Method 302, Condition A or B
MIL-STD-202, Method 108A, Condition D
MIL-STD-202, Method 215G
MIL-STD-202, Method 211A, Condition A or B
MIL-STD-202, Method 213B, Condition I
MIL-STD-202, Method 204D, Condition D
MIL-R-49462A, Par 4.8
MIL-STD-202, Method 208F
Specification
±0.25%
±0.25%
DERATING
100
70°
80
Percent Rated Watts
Silicone
60
>10,000M or greater dry
±2.0%
±0.25%
±0.25%
±.020%
±0.50%
>95% Coverage
MIL-STD-202, Method 107G, Condition B, B-1, or F ±0.20%
Acceptable for the Standard Series Only
40
Epoxy
20
110°
0
0
25
50
75
100
125
150
175
210°
200
225
Ambient Temperature,
°C
S TA N D A R D T E M P E R AT U R E / V O LTA G E C O E F F I C I E N T S O F R E S I S TA N C E
Resistor Series
MOX-400
MOX-750
MOX1125
Temp. Coeff. of Resistance*
25 PPM/°C 50 PPM/°C
100 PPM/°C
1K-1,500M
1K-1,500M
1K-1,500M
1K-450M
1K-900M
1K-1,350M
451M-30,000M
901M-70,000M
1,351M-100,000M
Voltage Coeff. of Resistance**
< 2PPM/Volt
< 5PPM/Volt
1K-1,000M
1K-2,000M
1K-3,000M
1,001M-100,000M
2,001M-100,000M
3,001M-100,000M
*Epoxy: -55°C to 110°C; High Temp. Silicone: -55°C to 210°C
**For tighter VCs please contact Ohmite.
O R D E R I N G I N F O R M AT I O N
Style
200, 300, 400,
750, 1125
Coating
2 = Black silicone
3 = Epoxy
6 = No coating
E = RoHS Compliant
MOX1125231006FE
Mini Mox
Series
Terminal
0 = MOX-200 or 300;
MOX-200 Z or 300 Z = 50ppm
2 = 0.020"
7 = 0.032"
Ohms
First 3 digits are
significant; 4th digit is
multiplier (# of zeroes
to follow). Examples:
10R2 = 10.2 ohms
1000 = 100 ohms
1503 = 150,000 ohms
Tolerance
D = 0.5%
F = 1%
G = 2%
J = 5%
K = 10%
M = 15%
P = 20%
Check product availability at
www.ohmite.com
Ohmite Mfg. Co.
1600 Golf Rd., Rolling Meadows, IL 60008 • 1-866-9-OHMITE • Int’l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com
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