High Precision Metal Film Fixed 5 Bands 50 Ohm 250 Ohm 350 Ohm Resistor with 0.1% Resistance Tolerance

Product Detail

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





A? ?????? High heat exchanged Ceramic core.

B? ???????High stability Electric conduction film.

C? ?? Iron Cap.

D? ?????? Epoxy resin coating.

E? ?? Color Ring.

                                                                                                                                                 F? ????Tinned copper lead wire.

?? Part No.	?? Power	???? Resistance range	??Dimensions(mm)			??????Max.working 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

???? Test Item	????Test Condition	??Performance
???? Temperature coefficient	??????+100????????????????????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????????????(????)5??2.5 × rated voltage or Max.overload voltage (get the lower) for 5 seconds.	?R=±(0.5%R0+0.05O)
????? Pulse overload	4??????????????(????)??1?,??25?,??10000±200??At 4 × rated voltage or Max. pulse overload voltage (get the lower) cycle 10000±200 times(1 second on, 25 seconds off ).	?R=±(1%R0+0.05O)
???? Resistance to soldering heat	?350±10??????2~3?? Immerge into 350±10? tin stove for 2~3 seconds.	?R=±(0.5%R0+0.05O)
??? Solderability	?245±3??????2~3?? Immerge into 245±3? tin stove for 2~3 seconds.	??????95%?? The area of soldering is over 95%
???? Temperature cycling	?-55????30??,???+25????10~15??,????+125????30??,???+25????10~15??,???5??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.	?R=±(0.5%R0+0.05O)
?????? Load life in humidity	????40±2?,?????90~95%???????,?????????????(????)?1000??(?1.5??,?0.5??)?Overload rated voltage or Max.working voltage (get the lower) for 1000 hours (1.5 hours on and half-hour off ) at the 40±2? and 90~95% relative humidity.	?R=±(2%R0+0.05O)
?????? Load life in heat	?70±2????????????????????(????)1000??(?1.5??,?0.5??)?Overload rated voltage or Max.working voltage (get the lower ) for 1000 hours (1.5 hours on and half-hour off) at the 70±2?.	?R=±(2%R0+0.05O)




Company Information




FAQ

1. Q:Are you a trading company or a manufacturer?

A:We are manufacturer, having our own factory, specializing in resistors research and designing.

 

2. Q:How long is your delivery time ?
A: Generally it is 3-5 working days if the goods are in stock. or it is 7-10 working days if  the goods are not in stock, and it is according to your quantities.

 

3. Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer free sample but do not pay the cost of freight.




Q4: Do you provide samples ? is it free or extra?

A: Yes, normally we could offer the sample for free charge but do not pay the cost of freight.