Sharma Resistors
THE FIXED CARBON COMPOSITION RESISTORS
1. Dimensions
d
W
L
W
D
2. Rating and Dimensions
Type
RS11-1/2
Rated Power
(W)
0.5
L
9. 5 0.8
Dimensions in mm
D
3. 5 0.2
W
26 2
0.69
d
0.01
Max
Rated
Voltage
v
350
Max
Overload
Voltage
v
500
Resistance
range
4.7 to 22M
3. Sold Resistance in Packs
1/2WATT
SHARMA
Type #
RS11-1/2W-4R7
RS11-1/2W-5R1
RS11-1/2W5R6
RS11-1/2W-6R2
RS11-1/2W-6R8
RS11-1/2W-7R5
RS11-1/2W-8R2
RS11-1/2W-9R1
RS11-1/2W-10
RS11-1/2W-11
RS11-1/2W-12
RS11-1/2W-13
RS11-1/2W-15
RS11-1/2W-16
4.7
5.1
5.6
6.2
6.8
7.5
8.2
9.1
10
11
12
13
15
16
SHARMA
Type #
RS11-1/2W-18
RS11-1/2W-20
RS11-1/2W-22
RS11-1/2W-24
RS11-1/2W-27
RS11-1/2W-30
RS11-1/2W-33
RS11-1/2W-36
RS11-1/2W-39
RS11-1/2W-43
RS11-1/2W-47
RS11-1/2W-51
RS11-1/2W-62
RS11-1/2W-68
18
20
22
24
27
30
33
36
39
43
47
51
62
68
SHARMAType
#
RS11-1/2W-75
RS11-1/2W-82
RS11-1/2W-91
RS11-1/2W-100
RS11-1/2W-110
RS11-1/2W-120
RS11-1/2W-130
RS11-1/2W-150
RS11-1/2W-160
RS11-1/2W-180
RS11-1/2W-200
RS11-1/2W-220
RS11-1/2W-240
RS11-1/2W-270
75
82
91
100
110
120
130
150
160
180
200
220
240
270
SHARMA Type #
RS11-1/2W-300
RS11-1/2W-330
RS11-1/2W-360
RS11-1/2W-390
RS11-1/2W-430
RS11-1/2W-470
RS11-1/2W-510
RS11-1/2W-560
RS11-1/2W-620
RS11-1/2W-680
RS11-1/2W-750
RS11-1/2W-820
RS11-1/2W-910
RS11-1/2W-1K
300
330
360
390
430
470
510
560
620
680
750
820
910
1.0K
Tel: (949)642-7324
SECI Engineers & Buyers' Guide
Fax: (949)642-7327
Sharma Resistors
5. Derating Curve
Rated Load P / P
R
%
100
80
60
40
20
70
125
-55
-40
-20
0
20
Temperature
40
60
80
100
120
6. Resistance Temperature Characteristics
Max. Resistance Characteristics
( R*/R)%
Temperature range Temperature range
+20 to +125
-55
to
+20
6.5
6.5
10
8
13
10
15
13
20
19.5
25
19.5
Resistance range
1k and under
1.1k
to 10k
11k
to 100k
110k
to 1M
1.1M
to 10M
11M
and over
* R=R
2
-R
1
R
1
Resistance value at reference temperature
R
2
Resistance value at test temperature
7. Mechanical and Electronic Performance
Description
Test method
Frequency range:
10HZ ~ 500Hz
Amplitude: 0.75mm
Total last tine: 6h
SECI Engineers & Buyers' Guide
Performance Requirements
No visible damage
.
R
2%R+0.1
Vibration
Tel: (949)642-7324
Fax: (949)642-7327
Sharma Resistors
8. Mechanical and Electronic Performance Cont.
Description
Test method
Pull
Bending
Twist
Along the longitudinal axis of the
terminal leads 20N , 5S
Bending two times
direction
Twist 180
two times
Once in each
Terminal
Strength
Performance Requirements
No visible damage
R
2%R+0.1
.
Resistance to Soldering
Heat
Solder temperature: 350
10
Immerge time :
3.5 0.5S
Depth from the body of the resistor:
2
+0.5
mm
Solder temperature : 235 5
Dwell time in solder: 3 0.5S
Depth from the body of the sesistor:
2 0.5 mm
No visible damage
R
2%R+0.1
.
Solderability
At least 95% of the dipping
surface must be covered by
new solder no flaws gathered
Voltage Coefficient
(Application in
1K
to 10M )
Use 10%Resistance rated voltage and
100%Resistance rated voltage to test
resistance value
A total resistance change of
2%
max. or
0.035%/V
Short time overload
2.5 times of rated voltage or times
of
Max. rated voltage (selecting
lower ) 5S.
Resistois shall be clamped in the trough
of a 90 metallic V-block and shall be
tested at AC potential respectively
Specified in the above list for 60 5s
No visible damage
R
2%R+0.1
Dielectric withstanding
voltage
No evidence of arcing or insulation
breakdown
Tel: (949)642-7324
SECI Engineers & Buyers' Guide
Fax: (949)642-7327
Sharma Resistors
9. Mechanical and Electronic Performance Cont.
Description
Test method
-55
A
+125
Temperature
fast
B
Shape check
change
Resistance
Last out time : 1000h
Performance Requirements
No visible damage
R
2%R+0.1
.
70
endurance
When
48h 500h and 1000h check:
Shape check r
esistance
When 1000h check:
Insulation Resistance
No visible damage Mark clarity
R
10%R+0.5
R 1G
Shape check
Fixing state Damp
heat
Resistance
Insulation Resistance
No visible damage Mark clarity
R
10%R+0.5
R
100M
10. Taping production
Length from the end
2.0mm
Tape Width T
Lead Bending
From Center
0.5mm
Pitch P
0.8mm
Lead Overlap 1.0mm Max
L
1
L
2
Tape inner width W
e external width w
Tape overlap
1.0
Tel: (949)642-7324
SECI Engineers & Buyers' Guide
Fax: (949)642-7327
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