RS Series — Metal Oxide Resistors
Features
• Lower-cost alternative to Carbon Comps
and Wirewounds
• Flameproof – meets overload test of
UL #1412
• Meets solvent test of Mil Std 202,
Method 215
• Coating meets UL 94V-0
• RSM style an ideal choice when size
constraints apply
• Operating temperature range: -55°C
to +200°C
• Temperature coefficient of resistance
of ±200ppm
Electrical Specifications
Type
Power
Rating
(Watts)
@ 70°C
0.5W
1W
2W
3W
5W
0.5W
1W
2W
3W
5W
Maximum
Working
Voltage*
250
350
350
500
750
250
350
350
500
750
Maximum
Pulse
Voltage
400
600
600
800
1000
400
600
600
800
1000
Dielectric
Withstanding
Voltage
400
500
500
800
800
400
500
500
500
750
Resistance
Temperature
Coefficient
±200 ppm/°C
±200 ppm/°C
±200 ppm/°C
±200 ppm/°C
±200 ppm/°C
±200 ppm/°C
±200 ppm/°C
±200 ppm/°C
±200 ppm/°C
±200 ppm/°C
Ohmic Range and Tolerance
1%
0.1Ω – 75K
0.1Ω – 100K
0.1Ω – 118K
100Ω – 10K
–
0.1Ω – 46.4K
0.1Ω – 75K
0.1Ω – 100K
0.1Ω – 118K
100Ω – 4.99K
2%
0.1Ω – 75K
0.1Ω – 100K
0.1Ω – 120K
10Ω – 10K
10Ω – 10K
0.1Ω – 47K
0.1Ω – 75K
0.1Ω – 100K
0.1Ω – 120K
10Ω – 20K
5%
0.1Ω – 75K
0.1Ω – 120K
0.1Ω – 150K
1Ω – 150K
1Ω – 180K
0.1Ω – 47K
0.1Ω – 75K
0.1Ω – 100K
0.1Ω – 120K
1Ω – 150K
RS 1/2
RS 1
RS 2
RS 3
RS 5
RSM 1/2
RSM 1
RSM 2
RSM 3
RSM 5
* Lesser of
√
PR or maximum working voltage.
How to Order
RS
E
Type
RS
RSM
Description
EIA Std
Mini
SEI Type
1/2
Code
0.47
Nominal Resistance
5%
Tolerance
R
Packaging
Code
1/2
1
2
3
5
Tolerance
1%
2%
5%
Values
E96
E24
E24
Code
R
R
R
R
T
T
T
T
A
A
Description
Tape
Tape
Tape
Tape
Ammo
Ammo
Ammo
Ammo
Bulk
Bulk
SEI Types
RSM 1/2
RS 1/2, RS 1, RSM 1, RSM 2
RS,2, RSM 3
RS 3, RSM 5
RS 1/2, RSM 1
RSM 1/2
RS 1, RSM 2
RS 2, RS 3, RSM 3, RSM 5
All, except RS 5
RS 5(Bulk only)
Pkg Qty
5000
2500
1000
500
2500
5000
1000
500
1000
250
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RS Series — Metal Oxide Resistors
Mechanical Specifications
Type
RS 1/2
RS 1
RS 2
RS 3
RS 5
RSM 1/2
RSM 1
RSM 2
RSM 3
RSM 5
inches
mm
C
Lead Length (Bulk)
1.10
±
0.08
28.0
±
2.0
1.10
±
0.08
28.0
±
2.0
1.38
±
0.12
35.0
±
3.0
1.38
±
0.12
35.0
±
3.0
1.38
±
0.12
35.0
±
3.0
1.10
±
0.08
28.0
±
2.0
1.10
±
0.08
28.0
±
2.0
1.10
±
0.08
28.0
±
2.0
1.38
±
0.12
35.0
±
3.0
1.38
±
0.12
35.0
±
3.0
A
Body Length
0.35
±
0.04
9.0
±
1.0
0.43
±
0.04
11.0
±
1.0
0.59
±
0.04
15.0
±
1.0
0.98
±
0.08
25
±
2.0
1.61
±
0.08
41.0
±
2.0
0.24
±
0.02
6.0
±
0.5
0.35
±
0.04
9.0
±
1.0
0.43
±
0.04
11.0
±
1.0
0.59
±
0.04
15.0
±
1.0
0.98
±
0.08
25.0
±
2.0
B
Body Diameter
0.12
3.0
0.16
4.0
0.22
5.5
0.34
8.5
0.34
8.5
0.09
2.3
0.12
3.0
0.16
4.0
0.22
5.5
0.34
8.5
±
0.02
±
0.5
±
0.02
±
0.5
±
0.04
±
1.0
±
0.06
±
1.5
±
0.06
±
1.5
±
0.01
±
0.2
±
0.02
±
0.5
±
0.02
±
0.5
±
0.04
±
1.0
±
0.06
±
1.5
D
Lead Diameter
0.028
0.70
0.031
0.80
0.031
0.80
0.031
0.80
0.031
0.80
0.024
0.60
0.028
0.70
0.031
0.80
0.031
0.80
0.031
0.80
±
0.002
±
0.05
±
0.002
±
0.05
±
0.002
±
0.05
±
0.002
±
0.05
±
0.002
±
0.05
±
0.002
±
0.05
±
0.002
±
0.05
±
0.002
±
0.05
±
0.002
±
0.05
±
0.002
±
0.05
Performance Characteristics
Test
Moisture Resistance
Thermal Shock
Load Life @70°C – 1000 hrs.
Shock and Vibration
Resistance to Soldering Heat
Terminal Strength
Dielectric Withstanding Voltage
Short Time Overload
Low Temperature Operation
Operating Temperature Range
Test Results
±
1.5%
±
1.0%
±
5.0%
±
1.0%
±
1.0%
±
0.5%
±
0.001%/V
±
0.75%
±
0.5%
-55°C to
+
165°C
Toll Free: (888) SEI-SEI-SEI
www.seielect.com
22
email: marketing@seielect.com
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