RSPF/RSPL Series
Flameproof Power Resistor
Features:
•
•
•
•
•
•
•
Stackpole Electronics, Inc.
Resistive Product Solutions
Robust metal oxide film element
Flameproof design
Compact Size
Useful in circuits where duty cycles require
power resistors
Tin-plated copper leads
Cut and formed product is available on select sizes;
contact factory for details
RoHS compliant / lead-free
Electrical Specifications
Type / Code
RSPF14
RSPF12
RSPF1
RSPF2
RSPF3
RSPL14
RSPL12
RSPL1
RSPL2
RSPL3
Power Rating
(Watts) @ 70ºC
0.25W
0.5W
1W
2W
3W
0.25W
0.5W
1W
2W
3W
Maximum
Working
Voltage (1)
250V
400V
500V
500V
500V
√PR
√PR
√PR
√PR
√PR
Maximum
Overload
Voltage
500V
800V
1,000V
1,000V
1,000V
√PR
x 2.5
√PR
x 2.5
√PR
x 2.5
√PR
x 2.5
√PR
x 2.5
Resistance Temperature Coefficient
-200 ppm/ºC ~ +350 ppm/ºC
-200 ppm/ºC ~ +350 ppm/ºC
-200 ppm/ºC ~ +350 ppm/ºC
-200 ppm/ºC ~ +350 ppm/ºC
-200 ppm/ºC ~ +350 ppm/ºC
-200 ppm/ºC ~ +350 ppm/ºC
-200 ppm/ºC ~ +350 ppm/ºC
-200 ppm/ºC ~ +350 ppm/ºC
-200 ppm/ºC ~ +350 ppm/ºC
-200 ppm/ºC ~ +350 ppm/ºC
Ohmic Range (Ω) and Tolerance
1%, 2%
10 - 100K
10 - 100K
10 - 100K
10 - 100K
10 - 100K
-
-
-
-
-
5%
2.2 - 1M
2.2 - 1M
2.2 - 1M
2.2 - 1M
2.2 - 1M
0.1 - 2
0.1 - 2
0.1 - 2
0.1 - 2
0.1 - 2
(1) Lesser of√PR or maximum working voltage
Mechanical Specifications
Type / Code
RSPF14 / RSPL14
RSPF12 / RSPL12
RSPF1 / RSPL1
RSPF2 / RSPL2
RSPF3 / RSPL3
A
Body Length
0.13 +0.01/-0
3.2 +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
B
Body Diameter
0.072 ± 0.01
1.82 ± 0.2
0.09 ± 0.01
2.3 ± 0.2
0.12 ± 0.02
3.0 ± 0.5
0.16 ± 0.02
4.0 ± 0.5
0.22 ± 0.04
5.5 ± 1.0
C
Lead Length (Bulk)
1.1 ± 0.12
28.0 ± 3.0
1.1 ± 0.12
28.0 ± 3.0
1.1 ± 0.12
28.0 ± 3.0
1.1 ± 0.12
28.0 ± 3.0
1.38 ± 0.12
35.0 ± 3.0
D
Lead Diameter
0.018 ± 0.002
0.45 ± 0.05
0.022 ± 0.002
0.55 ± 0.05
0.028 ± 0.002
0.7 ± 0.05
0.031 ± 0.002
0.8 ± 0.05
0.031 ± 0.002
0.8 ± 0.05
Unit
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
Rev Date: 08/25/2011
This specification may be changed at any time without prior notice
Please confirm technical specifications before you order and/or use.
1
www.seielect.com
marketing@seielect.com
RSPF/RSPL Series
Flameproof Power Resistor
Stackpole Electronics, Inc.
Resistive Product Solutions
Performance Characteristics
Test
Short Time Overload
Moisture Resistance
Load Life @ 70ºC - 1,000 hours
Dielectric Withstanding Voltage
Resistance to Solvent
Non-combustibility
Operating Temperature Range: -55ºC to +155ºC
Test Results
±(0.75% + 0.05Ω)
±(5% + 0.05Ω)
±(5% + 0.05Ω)
±(5% + 0.05Ω)
Permanent marking no physical damage or deterioration
Does not burn continuously for more than 5 seconds
How to Order
1
2
3
4
5
6
7
8
9
10
11
12
R
S
P
F
1
2
J
B
1
0
R
0
Product Series
RSPF Flameproof
RSPL Low values
Size Power Rating
0.25W
14
0.5W
12
1W
1
2W
2
3W
3
Tolerance
Code Tol Value
1%
F
E96
2%
G
E24
5%
J
Code
T
B
A
Packaging
Size
RSPF14, RSPL14
RSPF12, RSPL12
RSPF1, RSPL1
Tape and Reel
RSPF2, RSPL2
RSPF3, RSPL3
RSPF14, RSPL14
RSPF12, RSPL12
RSPF1, RSPL1
Bulk
RSPF2, RSPL2
RSPF3, RSPL3
RSPF14, RSPL14
RSPF12, RSPL12
Ammo
RSPF1, RSPL1
RSPF2, RSPL2
RSPF3, RSPL3
Description
Resistance Value
Quantity
5,000
2,500
1,000
2,000
1,000
5,000
2,000
1,000
500
Four characters
with the multiplier
used as the
decimal holder.
2.2 ohm = 2R20
10 Kohm = 10K0
1 Mohm = 1M00
Legacy Part Number (before January 3, 2011):
SEI Type
Code
Nominal
Resistance
Tolerance
Packaging
RSPF
Type
RSPF
RSPL
Description
Flameproof
Low values
1/2
Code Wattage
1/4
0.25W
1/2
0.5W
1
1W
2
2W
3
3W
10
5%
Tolerance
1%
2%
5%
Values
E96
E24
E24
Types
RSPF14, RSPL14
RSPF12, RSPF12
RSPF1, RSPL1
RSPF2, RSPL2
RSPF3, RSPL3
RSPF14, RSPL14
RSPF12, RSPL12
RSPF1, RSPL1
RSPF2, RSPL2
RSPF3, RSPL3
RSPF14, RSPL14
RSPF12, RSPL12
RSPF1, RSPL1
RSPF2, RSPL2
RSPF3, RSPL3
A
Qty
5,000
2,500
1,000
5,000
2,000
1,000
500
2,000
1,000
Bulk
A
Ammo
T
Tape and Reel
R
Description
Code
Rev Date: 08/25/2011
This specification may be changed at any time without prior notice
Please confirm technical specifications before you order and/or use.
2
www.seielect.com
marketing@seielect.com
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