Film Resistors, buy LCR HCR Flammeproof Carbon Composition Film Fixed Resistors on China Suppliers Mobile

Product Details

LCR HCR Flammeproof Carbon Composition Film Fixed Resistors

Nonflammable Carbon Film Resistors(LCR/HCR/LCC/HCC)

Features:

1,Stable performance, extensive resistance, small size, high operating temperature and high ultimate voltage.

2, Highly adaptive pulse load, good high frequency performance

3, Operating ambient temperature:-55 to +125.

4, The surface is nonflammable, the normal size coating is brick red and the small size coating is green.

5, Resistance tolerance:±2%,±5%,±10%.

Performance Test:

Test Item Test Condition Performance

Temperature coefficient ±1000ppm/

Solerability The soldering area is over 95%

Temperature cycling R≤±(1% R₀+0.05R)

Load life in humidity R≤±(5% R₀+0.05R)

Load life in heat R≤±(5% R₀+0.05R)

Nonflammability No visible flamme

Dimensions and Voltage Performance:

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 .	±1000ppm/℃
Short time overload	2.5 × rated voltage or Max.overload voltage (get the lower) for 5 seconds.	ΔR≤±(1%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≤±(2%R0+0.05Ω)
Resistance to soldering heat	Immerge into 350±10℃ tin stove for 2~3 seconds.	ΔR≤±(1%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≤±(1%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≤±(5%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≤±(5%R0+0.05Ω)
Nonflammability	Respectively load AC voltage by 5,10,16 times rared power for 5 minutes.	No visible flame