PMF 1/8W to 5WS High Precision Metal Fixed Thin Film Resistors
PMF 1/8W to 5WS High Precision Metal Fixed Thin Film Resistors
High Precision Metal Film Resistors(PMF)
1, Low temperature coefficient, high precision, and good high frequency performance.
2, Operating ambient temperature: -55C to +155C.
3, Film the metal in Vacuum with the good waterproof. The surface coating is green resign with the good waterproof.
4, Resistance tolerance: ± 0.1%, ± 0.5%.
Power: 1/8W, 1/6W, 1/4WS, 1/4W, 1/2WS, 1/2W, 1WS, 1W, 2WS, 2W ,3WS,3W,5WS
Tolerance: ± 0.1%, ± 0.5%.
Range: 10R-470K
Dimensions and Voltage Performance:
Part No. | Power | Resistance range | Dimensions(mm) | ing voltage | Max.overload voltage | Max.Pulse voltage | Max.insulation voltage | ||
L±1 | D±0.5 | d±0.05 | |||||||
PMF016 | 1/8W | 0R~22M | 3.5 | 1.7 | 0.41 | 150V | 300V | 500V | 300V |
PMF016 | 1/6W | 0R~22M | 3.5 | 1.7 | 0.41 | 150V | 300V | 500V | 300V |
PMF14S | 1/4WS | 0R~22M | 3.5 | 1.7 | 0.41 | 150V | 300V | 500V | 300V |
PMF014 | 1/4W | 0R~22M | 6.0 | 2.3 | 052 | 250V | 500V | 750V | 500V |
PMF12S | 1/2WS | 0R1~22M | 6.0 | 2.3 | 0.52 | 250V | 500V | 750V | 500V |
PMF012 | 1/2W | 0R1~22M | 9.0 | 3.2 | 0.52 | 350V | 700V | 1000V | 700V |
PMF01S | 1WS | 0R1~22M | 9.0 | 3.2 | 0.58 | 350V | 700V | 1000V | 700V |
PMF01B | 1W | 0R1~22M | 11.0 | 4.5 | 0.75 | 500V | 1000V | 1000V | 1000V |
PMF02S | 2WS | 0R1~22M | 11.0 | 4.5 | 0.75 | 500V | 1000V | 1000V | 1000V |
PMF02B | 2W | 0R1~22M | 15.0 | 5.0 | 0.75 | 500V | 1000V | 1000V | 1000V |
PMF03S | 3WS | 0R1~22M | 15.0 | 5.0 | 0.75 | 500V | 1000V | 1000V | 1000V |
PMF03B | 3W | 0R1~22M | 24.0 | 8.0 | 0.75 | 700V | 1200V | 1200V | 1000V |
PMF05S | 5WS | 0R1~22M | 24.0 | 8.0 | 0.75 | 700V | 1200V | 1200V | 1000V |
Performance Test:
Test Item | Test Condition | Performance |
Temperature coefficient | Test the resistance value at normal temperature and normal temperature added 100℃,calculate per℃ resistance value change rate . | ±15 ppm/℃~50ppm/℃ |
Short time overload | 2.5 × rated voltage or Max.overload voltage (get the lower) for 5 seconds. | ΔR≤±(0.5%R0+0.05Ω) |
Pulse overload | At 4 × rated voltage or Max. pulse overload voltage (get the lower) cycle 10000±200 times(1 second on, 25 seconds off ). | ΔR≤±(1%R0+0.05Ω) |
Resistance to soldering heat | Immerge into 350±10℃ tin stove for 2~3 seconds. | ΔR≤±(0.5%R0+0.05Ω) |
Solderability | Immerge into 245±3℃ tin stove for 2~3 seconds. | The area of soldering is over 95% |
Temperature cycling | At -55℃ for 30 min, then at +25℃ for 10~15 min, then at +125℃ for 30 min, then at +25℃ for 10~15 min, total 5 cycles. | ΔR≤±(0.5%R0+0.05Ω) |
Load life in humidity | Overload rated voltage or ing voltage (get the lower) for 1000 hours (1.5 hours on and half-hour off ) at the 40±2℃ and 90~95% relative humidity. | ΔR≤±(2%R0+0.05Ω) |
Load life in heat | Overload rated voltage or ing voltage (get the lower ) for 1000 hours (1.5 hours on and half-hour off) at the 70±2℃. | ΔR≤±(2%R0+0.05Ω) |
PMF | 01B | F | 0 | T520 | 10K00 |
Product Name | Power | Tol. | Special Code | Forming | Ohm |
High Precision Metal Film Fixed Resistors | 016=1/8W 14S=1/4WS 12S=1/2WS 01S=1WS 02S=2WS 03S=3WS 05S=5WS 016=1/6W 014=1/4W 012=1/2W 01B=1W 02B=2W 03B=3W
| B=±0.1% D=±0.5%
|
| T260=T26 T520=T52 T710=T71 M001=M F001=F B001=B
| 0R100=0.1Ω 0R220=0.22Ω 10R00=10Ω 10K00=10KΩ 1M000=1MΩ
|




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