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RMG10
Power Moulding Resistor
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1
Standard
RMG10 Power Moulding Resistor specification Q/RU339-2004
2
Main
Specification
2.1 Specification & Dimension：
2.2 Environment Character
Temperature range：-55℃～+150℃
Humidity：（40±2）℃
（93）%
Vibration：
500Hz 150m/s2；
（10～500）Hz
，
250m/s2
Bombard:
250m/s2
2.3 Character
2.3.1 Rated power: 35W
2.3.2 Nominal resistance：10Ω～100KΩ
2.3.3 Maximum operating voltage：300V
2.3.4 Maximum operating impulse voltage：670V
2.3.5 Resistance tolerance: ±5%，±10%
2.3.6 TCR: ≤±350×10-6/℃
2.3.7 Surface temperature rise：≤120℃
2.3.8 Weight: ≤3.0
g
2.4 Require radiator :thermal resistance ≤1℃/W
2.5 Derating curve( The resistor with radiator attached)
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2.6
Main inspection items, methods and requirements：
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Test
items
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Test
methods
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Requirements
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Terminal
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10N
10s
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ΔR≤±（1%R+0.05Ω）
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TCR
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-55℃/20℃/125℃
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≤±350×10-6/℃
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Solderability
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235±5℃
2±0.5s
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Solder
can free flow
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Resistance
to soldering heat
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260±5℃
10±1s
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ΔR≤±（2%R+0.05Ω）
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Steady
damp-heat
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40℃
humidity
(90~95)% 48h
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ΔR≤±（2%R+0.05Ω）
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Mechanical
load
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1、
50Hz 150m/s2
3h
2、（10～500）Hz
250m/s2 1.5h
3、250m/s2，1000
time
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ΔR≤±（2%R+0.05Ω）
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Temperature
repeating
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-55℃/125℃
3 time
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ΔR≤±（2%R+0.05Ω）
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Insulation
resistance
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（100±15）V。
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≥1000MΩ
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Withstand
voltage
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1500V
1min±5s
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No
breakdown or flashover
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Low
atmosphere
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8.5Kpa
500V 1min±5s
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No
breakdown or flashover
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Impulse
load
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10000Hz
20μs
175W 30min
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ΔR≤±（5%R+0.1Ω）
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Endurance
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1000
h
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ΔR≤±（10%R+0.1Ω）
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Surface
Temperature rise
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VR
1h
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≤120℃
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Specification
are
subject to change without notice.
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