ROP cement rezisnary cylvdrický typ Vlastnosti: 1. štaardné nahrávanie balíček môcť byť pre aunamatický vloženie a premvg. 2. plne aunamatizované proces a prísny kvalita ovládanie systém následok uniprem kvalita a dôsledný perpremance v spoľahlivosť. 3. malý a ľahká váha telo štýl save the PWB priesnar výrazne. 4. vysoký dielektrikum Withstavg Napätie hore na 1kV.
ROP Cement Resistors Cylindrical Type
Products |
ROP Cement Resistors Cylindrical Type |
Features |
1. Standard taping package can be for automatic insertion and forming. 2. Fully automated process and strict quality control system result uniform quality and consistent performance in reliability. 3. Small and lightweight body style save the PWB space considerably. 4. High Dielectric Withstanding Voltage up to 1KV. 5. Flameproof construction in a ceramic tube, resistant to humidity and insulation. |
Electrical And Mechanical Performance:
Characteristics |
Standards |
Test Methods |
Resistance Tolerance |
±5%(J) |
- |
Resistance Temp. Coeff. |
±300 ppm/°C |
-55°C~155°C |
Power Rating Load |
Surface temp. 275°C Max.ΔR/R W±1% |
Rated voltage for 30 minutes |
Short Time Overload |
±2% |
10times(power film:5 times) of rated wattage for 5 seconds.
|
Dielectric Withstanding Voltage |
No evidence of mechanical damage or insulation breakdown. |
AC 1000V for1minutes |
Insulation Resistance |
1,000MQ |
DC 500V megger |
Terminal Strength |
No evidence of mechanical damage. |
1 kg |
Solder-ability |
Minimum95%coverage |
235±5°C for 2 seconds |
Resistance to Soldering Heat |
No evidence of mechanical damage.△R/RW±1% |
270±5°C for 10 ±1 seconds 350 ±10*0 for 3.5 ±0.5 seconds |
Environmental Characteristics:
Characteristics |
Standards |
Test Methods |
Temp. Cycle |
△R/RW±1% |
-55°C( 30 mln.) Room Temp.( 3 min.) +155*0 ( 30 mln.) Room Temp.( 3 min.)/( 5 cycles) |
Load Life |
△R/R ±5% |
Rated power load 90 minutes ON 30 minutes OFF 70°C 1000 hours |
Moisture-proof Load Life |
△R/RW±5% |
Rated power load 90 minutes ON 30 minutes OFF 40°C95%RH 1000 hours |
Nonflammability |
not flamed |
16 times of rated wattage for 5 min. |
Dimensions:
Rated Wattage |
D±1 |
L±1 |
XMax. |
H±3 |
d±0.1 |
Resistance(Q) |
Max. Working Voltage |
|
Wire Wound |
Power Film |
|||||||
1W |
4.5 |
6.5 |
9 |
28 |
0.65 |
0.1-47 |
48-1 OK |
150V |
2W |
5.0 |
8.5 |
10.5 |
28 |
0.65 |
0.1-100 |
101-1 OK |
150V |
3W |
6.5 |
11 |
14 |
28 |
0.8 |
0.1-150 |
151~33K |
350V |
5W |
7 |
16 |
19 |
28 |
0.8 |
0.1-150 |
151-50K |
350V |
Derating Curve:
For resistors operated in ambient temperatures above 70,power rating must be derated in accordance with the curve below.
Surface Temperature Rise: