Metal Oxide
Resistors
MO Series
MO SERIES
NOT RECOMMENDED
FOR NEW DESIGNS
·
Flameproof
·
Only available in RoHS compliant version
METAL OXIDE RESISTORS
·
•
Meets overload test of UL#1412
Flameproof
·
•
Meets solvent
in
test of method 215 of MIL-STD-202
Only available RoHS compliant version
·
•
Low cost alternative for power carbon composition
Meets overload test of UL#1412
·
·
Meets solvent test
•
and wirewounds
of method 215 of MIL-STD-202
Low cost
ppm
•
TCR ±200
alternative for power carbon composition
and wirewounds
Coating meets UL-94V-0
•
TCR ±200 ppm
•
Coating meets UL-94V-0
General
Purpose
PERFORMANCE CHARACTERISTICS
(Tested Per MIL-R-22684 Rev. C):
ELECTRICAL
Power Ratings @ 70°C (watts)
Derated to 0 Load at
Maximum Working Voltage (volts)
Operating Temperature Range
Resistance Range (ohms)
MO 1/2
1/2
200°C
250
-55°C to +200°C
0.1 - 75K (±5%)
0.1 - 75K (±1%)
MO 1
1
200°C
350
-55°C to +200°C
0.1 - 120K (±5%)
0.1 - 100K (±1%)
±1.5%
±1%
±2%
±0.5%
±0.55+0.05Ω
±0.5%
700V RMS
750V
10,000 meg min.
0.001%/V
±(0.5+0.05Ω)
MO 2
2
200°C
350
-55°C to +200°C
0.1 - 150K (±5%)
0.1 - 120K (±1%)
±1.5%
±1%
±2%
±0.5%
±0.55+0.05Ω
±0.5%
700V RMS
1000V
10,000 meg min.
0.001%/V
±(0.5+0.05Ω)
MO 3
3
200°C
500
-55°C to +200°C
1 - 150K (±5%)
10 - 10K (±1%)
±1.5%
±1%
±2%
±0.5%
±0.55+0.05Ω
±0.5%
800V RMS
1500V
10,000 meg min.
0.001%/V
±(0.5+0.05Ω)
MO 5
5
200°C
750
-55°C to +200°C
1 - 180K (±5%)
10 - 10K (±1%)
±1.5%
±1%
±2%
±0.5%
±0.55+0.05Ω
±0.5%
800V RMS
1500V
10,000 meg min.
0.001%/V
±(0.5+0.05Ω)
Environmental
(Operating Temperature Range: -55°C to +200°C)
Moisture Resistance
±1.5%
Thermal Shock
Load Life @ 70°C - 1000 hrs.
Shock and Vibration
Resistance to Soldering Heat
Terminal Strength
Dielectric Withstand Voltage
Maximum Pulse Voltage
Insulation Resistance
Voltage Coefficient
Short Time Overload
±1%
±2%
±0.5%
±0.55+0.05Ω
±0.5%
400V RMS
400V
10,000 meg min.
0.001%/V
±(0.5+0.05Ω)
DIMENSIONS
(Inches and (mm)):
PACKAGING:
MO 1:
MO 2:
MO 3:
MO 5:
All Above:
2500/reel
1000/reel
1000/ammo box
1000/bulk box
1000/bulk box
HOW TO ORDER:
Sample Part No.:
MO-1 1001 J LF
IRC Type
Size
Resistance Value
3 digit range and
1 digit multiplier
A
MO 1/2
MO 1
MO 2
MO 3
MO 5
1.10±0.08 (28.0±2.0)
1.10±0.08 (28.0±2.0)
1.26±0.12 (32.0±3.0)
1.38±0.12 (35.0±3.0)
1.38±0.12 (35.0±3.0)
B
0.35±0.04 (9.0±1.0)
0.43±0.04 (11.0±1.0)
0.59±0.02 (15.0±0.5)
0.71±0.04 (17.5±2.0)
0.96±0.04 (24.5±1.0)
C
0.024±0.002 (0.60±0.05)
0.028±0.002 (0.70±0.05)
0.029±0.002 (0.75±0.05)
0.031±0.002 (0.80±0.05)
0.031±0.002 (0.80±0.05)
D
0.14±0.02 (3.5±0.5)
0.18±0.02 (4.5±0.5)
0.2±0.04 (5.0±1.0)
0.26±0.04 (6.5±1.0)
0.34±0.04 (8.5±1.0)
Tolerance
J = 5%, F = 1%
RoHS Compliance
LF = RoHS compliant construction
Power - Temperature Derating
Percent Rated Load
Current Noise
Temperaure Rise (°C)
Surface Temperature Rise vs Load
150
MO3
MO2
MO1
MO1/2
Noise (µV/v)
100
50
0
0
25
Ambient Temperature (°C)
Nominal Resistance (ohms)
50
75
Load Factor(%)
100
IRC reser
Note
General
ves the
General Note
TT electronics reserves the right to make changes in product specification without notice or liability.
A subsidiar y of
WIREWOUND AND FILM TECHNOLOGIES DIVISION
4222 South Staples Street Corpus Christi Texas 78411 USA
TT electronics plc
All information is subject to
Facsimile: 361-992-3377
and is considered accurate at time of going to print.
TT electronics’ own data
Website: www.irctt.com
Telephone: 361-992-7900
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
right to make changes in product specification without notice or liability.
All information is subject to IRC’s own data and is considered accurate at time of going to print.
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55
Issue June 2010
© TT electronics plc
07.13
Power technology
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