MFR-12 查看數據表（PDF） - Unspecified
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MFR-12 Datasheet PDF : 3 Pages
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Note:
ELECTRICAL CHARACTERISTICS
STYLE
MFR-12 MFR25S MFR-25 MFR50S MFR-50 MFR1WS MFR100 MFR2WS MFR200 MFR3WS
Power Rating at 70°C
1/6W
1/4W
1/2W
1W
2W
3W
Maximum Working Voltage
200V
250V
300V
350V
400V
500V
Maximum Overload Voltage
400V
500V
600V
700V
800V
1,000V
Voltage Proof on Insulation
300V
400V
500V
700V
1,000V
Resistance Range
1Ω - 10MΩ & 0Ω for E24 & E96 series value
Operating Temp. Range
-55°C to +155°C
Temperature Coefficient
±15ppm/°C, ±25ppm/°C, ±50ppm/°C, ±100ppm/°C
Note: Special value is available on request
ENVIRONMENTAL CHARACTERISTICS
PERFORMANCE TEST
TEST METHOD
Short Time Overload
Voltage Proof on Insulation
Temperature Coefficient
Insulation Resistance
Solderability
IEC 60115-1 4.13
IEC 60115-1 4.7
IEC 60115-1 4.8
IEC 60115-1 4.6
IEC 60115-1 4.17
2.5 times RCWV for 5 Sec.
in V-block for 60 Sec., test voltage by type
-55°C to +155°C
in V-block for 60 Sec.
235±5°C for 3±0.5 Sec.
Solvent Resistance of Marking
IEC 60115-1 4.30 IPA for 5±0.5 Min. with ultrasonic
Robustness of Terminations
Periodic-pulse Overload
Damp Heat Steady State
Endurance at 70°C
Temperature Cycling
Resistance to Soldering Heat
IEC 60115-1 4.16
IEC 60115-1 4.39
IEC 60115-1 4.24
IEC 60115-1 4.25
IEC 60115-1 4.19
IEC 60115-1 4.18
Direct load for 10 Sec. in the direction of the terminal leads
4 times RCWV 10,000 cycles (1 Sec. on, 25 Sec. off)
40±2°C, 90-95% RH for 56 days, loaded with 0.1 times RCWV
70±2°C at RCWV for 1,000 Hr. (1.5 Hr. on, 0.5 Hr. off)
-55°C Room Temp. +155°C Room Temp. (5 cycles)
260±3°C for 10±1 Sec., immersed to a point 3±0.5mm from the body
Note: RCWV(Rated Continuous Working Voltage) = Power Rating x Resistance Value or Max. working voltage listed above, whichever less.
APPRAISE
±0.25%+0.05Ω
By type
By type
>10,000MΩ
95% Min. coverage
No deterioration of
coatings and markings
≥2.5kg (24.5N)
±1.0%+0.05Ω
±1.5%+0.05Ω
±1.5%+0.05Ω
±0.75%+0.05Ω
±0.25%+0.05Ω
Revision: 201304
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