|
RQB ﹛ |
|
Download PDF File |
 |
 |
Features |
HOME INTRO HISTORY PRODUCTS NEWS
RQB
CERAMIC ENCASED
WIRE WOUND RESISTORS﹛
Download
PDF File
Features
• Ohmic values from 0.1 to 100K
• Rated power from 5 to 20W
• Economical solution
GENERAL SPECIFICATIONS
|
Model |
Wattage Rating |
Resistance Range(目) |
Resistance |
||
|
Glass Fiber Core |
Ceramic Core |
Metal Oxide Film |
|||
|
RQB 05 |
5W |
0.1-500 |
0.1-3.0K |
10-27K |
R‾1目:▽10% R>1目:▽5% |
|
RQB 07 |
7W |
0.2-1.0K |
0.3-5.0K |
10-56K |
|
|
RQB 10 |
10W |
0.5-1.5K |
0.3-10K |
10-75K |
|
|
RQB 15 |
15W |
1.0-1.5K |
0.5-12K |
10-100K |
|
|
RQB 20 |
20W |
1.0-2.0K |
0.5-15K |
10-100K |
|
CHARACTERISTICS Values in [ ] mean change in ohmic value after test
|
Temperature Range |
|
-25C-155C |
|
Insulation Resistance |
|
DC500V, 20M目 Minimum |
|
Dielectric Withstanding Voltage |
|
AC 1500V for 1minute |
|
Temp. Coefficient |
|
Less than 1目:490-1300ppm/C. More than 1目: 490ppm/C |
|
Short Time Overload |
汁R▽[2%+0.05目] |
10 Times rated power for 5 sec. |
|
Moisture Resistance |
汁R▽[3%+0.05目] |
DC 100V, 40C 95% RH, 500h |
|
Thermal Shock |
汁R▽[2%+0.05目] |
Power Rating 30 min., -25C 15min. |
|
Moisture Load Life |
汁R▽[3%+0.05目] |
40﹎ 95% RH, 10% Power Rating 90min.-ON |
|
Load Life |
汁R▽[5%+0.05目] |
Power Rating 90min.-ON, 30min.-OFF |
|
Solderability |
|
75% Coverage minimum |
DIMENSIONS (S, S3)
|
Power Rating(W) |
Dimensions(mm) |
|||||||||||
|
L |
P |
W1 |
W2 |
W3 |
W4 |
H1 |
H2 |
H3 |
H4 |
G |
||
|
5 |
S |
27▽1.5 |
15▽1.5 |
9.5▽1 |
7.5▽0.3 |
1.4▽0.2 |
1.6▽0.2 |
9.5▽1.0 |
25+1,-2 |
39▽2 |
4.5▽0.5 |
1.1 |
|
S3 |
12+1,-2 |
25▽2 |
||||||||||
|
7 |
S |
35▽1.5 |
22.5▽1.5 |
9.5▽1 |
7.5▽0.3 |
1.4▽0.2 |
1.6▽0.2 |
9.5▽1.0 |
25+1,-2 |
39▽2 |
4.5▽0.5 |
1.1 |
|
S3 |
12+1,-2 |
25▽2 |
||||||||||
|
10 |
S |
48▽1.5 |
35▽1.5 |
9.5▽1 |
7.5▽0.3 |
1.4▽0.2 |
1.6▽0.2 |
9.5▽1.0 |
25+1,-2 |
39▽2 |
4.5▽0.5 |
1.1 |
|
S3 |
12+1,-2 |
25▽2 |
||||||||||
|
15 |
S |
48▽2 |
32.5▽1.5 |
12.5▽1.2 |
10▽0.5 |
2.5▽0.2 |
2.7▽0.2 |
12.5▽1.2 |
27+1,-2 |
45▽2 |
5.5▽0.5 |
1.1 |
|
S3 |
15+1,-2 |
33▽2 |
||||||||||
|
20 |
S |
63.5▽2 |
47.5▽2 |
12.5▽1.2 |
10▽0.5 |
2.5▽0.2 |
2.7▽0.2 |
12.5▽1.2 |
27+1,-2 |
45▽2 |
5.5▽0.5 |
1.1 |
|
S3 |
15+1,-2 |
33▽2 |
||||||||||
DIMENSIONS (D)
|
Power |
Dimensions(mm) |
||||
|
L |
W |
H |
P |
坐 |
|
|
5 |
27▽1.5 |
9.5▽1 |
9.5▽1 |
15+6,-2 |
6▽1.5 |
|
7 |
35▽1.5 |
9.5▽1 |
9.5▽1 |
22.5+6,-2 |
6.25▽1.5 |
|
10 |
48▽1.5 |
9.5▽1 |
9.5▽1 |
35+6,-2 |
6.5▽1.5 |
|
15 |
48▽2 |
12.5▽1 |
12.5▽0.2 |
32+4,0 |
7.5▽1.5 |
DERATING CURVE
SURFACE TEMPERATURE INCREASE VERSUS POWER LOAD
ORDERING PROCEDURE EXAMPLE
Copyright©, RARA Electronics Corporation